Pyrrolidine is a five-membered saturated heterocyclic amine, a colorless liquid with an ammonia-like odor. It is a common structural motif in many natural products and pharmaceuticals. The compound is synthesized by various methods, including the reduction of pyrrole, the ring-closing metathesis of dienes, and the reaction of 1,4-dichlorobutane with ammonia. Pyrrolidine is a versatile building block for organic synthesis and is used as an intermediate in the production of various pharmaceutical compounds. It exhibits biological activity, including antimicrobial, anti-inflammatory, and analgesic effects. It is also studied for its potential applications in various fields, such as materials science, agriculture, and medicinal chemistry. The importance of pyrrolidine lies in its versatility, its presence in many naturally occurring compounds, and its potential for developing new drugs and materials.'
| ID Source | ID |
|---|---|
| PubMed CID | 31268 |
| CHEMBL ID | 22830 |
| CHEBI ID | 33135 |
| MeSH ID | M0101472 |
| Synonym |
|---|
| brn 0102395 |
| 1-azacyclopentane |
| un1922 |
| ai3-24117 |
| einecs 204-648-7 |
| nsc 62781 |
| ccris 6688 |
| fema no. 3523 |
| pyrrolidine ring |
| hsdb 120 |
| prolamine |
| tetrahydropyrrole |
| wln: t5mtj |
| perhydropyrrole |
| azolidine |
| nsc-62781 |
| azacyclopentane |
| butylenimine |
| nsc62781 |
| pyrrole, tetrahydro- |
| tetramethylenimine |
| CHEBI:33135 , |
| UPCMLD00WV-121 |
| pyrrolidine , |
| 123-75-1 |
| inchi=1/c4h9n/c1-2-4-5-3-1/h5h,1-4h |
| pyrrolidine, >=99% |
| pyrrolidine, 99% |
| pyrrolidine, >=99.5%, purified by redistillation |
| NCIOPEN2_007788 |
| tetrahydropyrrol |
| CHEMBL22830 , |
| tetramethyleneimine |
| FT-0658759 |
| P0576 |
| bdbm50026437 |
| AKOS000119098 |
| A805120 |
| tetrahydro pyrrole |
| pyrrolidin |
| pyrrolidinepyrrolidine |
| pyrrolidine [un1922] [flammable liquid] |
| lju5627fyv , |
| 5-20-01-00162 (beilstein handbook reference) |
| ec 204-648-7 |
| unii-lju5627fyv |
| pyrrolidine [hsdb] |
| pyrrolidine [mi] |
| pyrrolidine [fhfi] |
| 42403-25-8 |
| pirrolidine |
| pyrrollidine |
| pyrolidine |
| pyrroldine |
| pyrollidine |
| pyrrolodine |
| DTXSID3059559 , |
| STR00030 |
| un 1922 |
| mfcd00005249 |
| F2190-0325 |
| pyrrolidine, analytical reference material |
| pyrrolidine, puriss. p.a., >=99.0% |
| pyrrolidine, fg |
| fema 3523 |
| Z57834050 |
| pyrrolidine - ht phase at 207k |
| pyrrolidine - ht phase at 165k |
| pyrrolidine - low temperature phase at 205k |
| pyrrolidine lt phase at 205k |
| pyrrolidine - low temperature phase at 135k |
| pyrrolidine lt phase at 135k |
| pyrrolidine - high temperature phase at 207k |
| pyrrolidine - high temperature phase at 165k |
| Q408898 |
| AMY10044 |
| 14-pyrrolidine |
| (s)-pyrrolidine |
| STL182845 |
| pyrrolidine, distilled in glass |
| 89014-29-9 |
| dtxcid6033796 |
| pyrrole, tetrahydro |
| EN300-18294 |
Pyrrolidine-2 is a more potent and specific cPLA(2)α inhibitor than MAFP and AACOCF3. It represents an excellent pharmacological tool to investigate the biosynthesis and biological roles of cancer.
| Excerpt | Reference | Relevance |
|---|---|---|
| "Pyrrolidine-2 is a more potent and specific cPLA(2)α inhibitor than MAFP and AACOCF3 and represents an excellent pharmacological tool to investigate the biosynthesis and the biological roles of cancer. " | ( Effects of the inhibition of cytosolic phospholipase A(2)α in non-small cell lung cancer cells. Gunasekaran, P; Kannan, S; Sundarraj, S; Thangam, R, 2012) | 1.82 |
| Excerpt | Relevance | Reference |
|---|---|---|
| " "Right Box" analysis of cassette dosing screening pharmacokinetic data was used to rapidly categorize the compounds." | ( Pyrrolidine-5,5-trans-lactams. 5. Pharmacokinetic optimization of inhibitors of hepatitis C virus NS3/4A protease. Andrews, DM; Barnes, MC; Dowle, MD; Hind, SL; Johnson, MR; Jones, PS; Mills, G; Pateman, TJ; Patikis, A; Redfern, TJ; Robinson, JE; Slater, MJ; Trivedi, N, 2003) | 1.76 |
| " Members of this class of N-alkylpyrrolidines demonstrate potent and highly selective partial agonism of the progesterone receptor, and one of these analogs was shown to be efficacious upon oral dosing in the OVX rat model of estrogen opposition." | ( Rational design of orally-active, pyrrolidine-based progesterone receptor partial agonists. Bray, JD; Duraiswami, C; Frazee, JS; Glace, LE; Grygielko, ET; Hoang, TH; Laping, NJ; Lapinski, L; Madauss, KP; Thompson, SK; Trizna, W; Washburn, DG; Williams, SP, 2009) | 0.91 |
| Class | Description |
|---|---|
| saturated organic heteromonocyclic parent | |
| pyrrolidines | Any of a class of heterocyclic amines having a saturated five-membered ring. |
| azacycloalkane | |
| [compound class information is derived from Chemical Entities of Biological Interest (ChEBI), Hastings J, Owen G, Dekker A, Ennis M, Kale N, Muthukrishnan V, Turner S, Swainston N, Mendes P, Steinbeck C. (2016). ChEBI in 2016: Improved services and an expanding collection of metabolites. Nucleic Acids Res] | |
| Protein | Taxonomy | Measurement | Average | Min (ref.) | Avg (ref.) | Max (ref.) | Bioassay(s) |
|---|---|---|---|---|---|---|---|
| [prepared from compound, protein, and bioassay information from National Library of Medicine (NLM), extracted Dec-2023] | |||||||
| Process | via Protein(s) | Taxonomy |
|---|---|---|
| monoatomic ion transport | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| amino acid transport | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| taurine transmembrane transport | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| proline transport | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| alanine transport | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| amino acid import across plasma membrane | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| glycine transport | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| proline transmembrane transport | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| proton transmembrane transport | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| L-alanine transport | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| [Information is prepared from geneontology information from the June-17-2024 release] | ||
| Process | via Protein(s) | Taxonomy |
|---|---|---|
| amino acid:proton symporter activity | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| proline:proton symporter activity | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| taurine transmembrane transporter activity | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| protein binding | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| amino acid transmembrane transporter activity | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| alanine transmembrane transporter activity | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| L-alanine transmembrane transporter activity | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| L-proline transmembrane transporter activity | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| glycine transmembrane transporter activity | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| [Information is prepared from geneontology information from the June-17-2024 release] | ||
| Process | via Protein(s) | Taxonomy |
|---|---|---|
| lysosomal membrane | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| endoplasmic reticulum | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| plasma membrane | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| apical plasma membrane | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| vacuolar membrane | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| [Information is prepared from geneontology information from the June-17-2024 release] | ||
| Assay ID | Title | Year | Journal | Article |
|---|---|---|---|---|
| AID30378 | Maximum percent of inhibition of binding was determined | 1985 | Journal of medicinal chemistry, Sep, Volume: 28, Issue:9 | Structure-activity relationships of some pyridine, piperidine, and pyrrolidine analogues for enhancing and inhibiting the binding of (+/-)-[3H]nicotine to the rat brain P2 preparation. |
| AID661629 | Superoxide release activity in potassium phosphate buffer at pH 7.4 and 25 uM after 30 mins by luminol-based colorimetric assay | 2012 | Bioorganic & medicinal chemistry letters, Jun-01, Volume: 22, Issue:11 | Synthesis, reactive oxygen species generation and copper-mediated nuclease activity profiles of 2-aryl-3-amino-1,4-naphthoquinones. |
| AID30382 | Compound was evaluated for ability to enhance the binding of (+/-)-[3H]nicotine to the rat brain P2 fraction at binding site 1; 10e-10-10e-6 | 1985 | Journal of medicinal chemistry, Sep, Volume: 28, Issue:9 | Structure-activity relationships of some pyridine, piperidine, and pyrrolidine analogues for enhancing and inhibiting the binding of (+/-)-[3H]nicotine to the rat brain P2 preparation. |
| AID630741 | Inhibition of human PAT1-mediated L-[3H]proline uptake in human Caco2 cells after 10 mins by liquid scintillation counting | 2011 | Bioorganic & medicinal chemistry, Nov-01, Volume: 19, Issue:21 | Three-dimensional quantitative structure-activity relationship analyses of substrates of the human proton-coupled amino acid transporter 1 (hPAT1). |
| AID30389 | Ability to enhance the binding of (+/-)-[3H]nicotine to the rat brain P2 fraction at binding site 2 | 1985 | Journal of medicinal chemistry, Sep, Volume: 28, Issue:9 | Structure-activity relationships of some pyridine, piperidine, and pyrrolidine analogues for enhancing and inhibiting the binding of (+/-)-[3H]nicotine to the rat brain P2 preparation. |
| AID1419135 | Covalent reactivity with N-alpha-acetyl-L-lysine assessed as half life | 2018 | Journal of medicinal chemistry, 12-13, Volume: 61, Issue:23 | Identification of Cyanamide-Based Janus Kinase 3 (JAK3) Covalent Inhibitors. |
| AID701844 | Dissociation constant, pKa of the compound | 2012 | Journal of medicinal chemistry, Jul-12, Volume: 55, Issue:13 | Mitigating heterocycle metabolism in drug discovery. |
| AID781327 | pKa (acid-base dissociation constant) as determined by Morgenthaler ref: ChemMedChem 2007 | 2014 | Pharmaceutical research, Apr, Volume: 31, Issue:4 | Comparison of the accuracy of experimental and predicted pKa values of basic and acidic compounds. |
| AID1081643 | Phytotoxicity against Echinochloa crus-galli (barnyard grass) assessed as mortality measured after 3 days at 5 mg/ml by foliar spraying | 2010 | Journal of agricultural and food chemistry, Sep-22, Volume: 58, Issue:18 | Phytotoxicity of sarmentine isolated from long pepper (Piper longum) fruit. |
| AID30521 | Compounds was evaluate for their ability to enhance (+/-)-[3H]nicotine binding at a dose range 10 E -10 - 10 E -6 M was reported | 1985 | Journal of medicinal chemistry, Sep, Volume: 28, Issue:9 | Structure-activity relationships of some pyridine, piperidine, and pyrrolidine analogues for enhancing and inhibiting the binding of (+/-)-[3H]nicotine to the rat brain P2 preparation. |
| AID30377 | Maximum percent of enhancement of binding. | 1985 | Journal of medicinal chemistry, Sep, Volume: 28, Issue:9 | Structure-activity relationships of some pyridine, piperidine, and pyrrolidine analogues for enhancing and inhibiting the binding of (+/-)-[3H]nicotine to the rat brain P2 preparation. |
| AID661627 | Hydrogen peroxide release activity in potassium phosphate buffer at pH 7.4 after 60 mins by xylene-orange based colorimetric assay | 2012 | Bioorganic & medicinal chemistry letters, Jun-01, Volume: 22, Issue:11 | Synthesis, reactive oxygen species generation and copper-mediated nuclease activity profiles of 2-aryl-3-amino-1,4-naphthoquinones. |
| [information is prepared from bioassay data collected from National Library of Medicine (NLM), extracted Dec-2023] | ||||
| Timeframe | Studies, This Drug (%) | All Drugs % |
|---|---|---|
| pre-1990 | 55 (9.67) | 18.7374 |
| 1990's | 20 (3.51) | 18.2507 |
| 2000's | 163 (28.65) | 29.6817 |
| 2010's | 282 (49.56) | 24.3611 |
| 2020's | 49 (8.61) | 2.80 |
| [information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023] | ||
According to the monthly volume, diversity, and competition of internet searches for this compound, as well the volume and growth of publications, there is estimated to be very strong demand-to-supply ratio for research on this compound.
| This Compound (64.69) All Compounds (24.57) |
| Publication Type | This drug (%) | All Drugs (%) |
|---|---|---|
| Trials | 1 (0.17%) | 5.53% |
| Reviews | 17 (2.91%) | 6.00% |
| Case Studies | 0 (0.00%) | 4.05% |
| Observational | 0 (0.00%) | 0.25% |
| Other | 566 (96.92%) | 84.16% |
| [information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023] | ||
| Substance | Relationship Strength | Studies | Trials | Classes | Roles |
|---|---|---|---|---|---|
| gamma-aminobutyric acid gamma-Aminobutyric Acid: The most common inhibitory neurotransmitter in the central nervous system.. gamma-aminobutyric acid : A gamma-amino acid that is butanoic acid with the amino substituent located at C-4. | 4.49 | 7 | 0 | amino acid zwitterion; gamma-amino acid; monocarboxylic acid | human metabolite; neurotransmitter; Saccharomyces cerevisiae metabolite; signalling molecule |
| ethylene glycol Ethylene Glycol: A colorless, odorless, viscous dihydroxy alcohol. It has a sweet taste, but is poisonous if ingested. Ethylene glycol is the most important glycol commercially available and is manufactured on a large scale in the United States. It is used as an antifreeze and coolant, in hydraulic fluids, and in the manufacture of low-freezing dynamites and resins.. ethanediol : Any diol that is ethane or substituted ethane carrying two hydroxy groups.. ethylene glycol : A 1,2-glycol compound produced via reaction of ethylene oxide with water. | 2.1 | 1 | 0 | ethanediol; glycol | metabolite; mouse metabolite; solvent; toxin |
| acetic acid Acetic Acid: Product of the oxidation of ethanol and of the destructive distillation of wood. It is used locally, occasionally internally, as a counterirritant and also as a reagent. (Stedman, 26th ed). acetic acid : A simple monocarboxylic acid containing two carbons. | 2.47 | 2 | 0 | monocarboxylic acid | antimicrobial food preservative; Daphnia magna metabolite; food acidity regulator; protic solvent |
| acetaldehyde Acetaldehyde: A colorless, flammable liquid used in the manufacture of acetic acid, perfumes, and flavors. It is also an intermediate in the metabolism of alcohol. It has a general narcotic action and also causes irritation of mucous membranes. Large doses may cause death from respiratory paralysis.. acetaldehyde : The aldehyde formed from acetic acid by reduction of the carboxy group. It is the most abundant carcinogen in tobacco smoke.. aldehyde : A compound RC(=O)H, in which a carbonyl group is bonded to one hydrogen atom and to one R group.. acetyl group : A group, formally derived from acetic acid by dehydroxylation, which is fundamental to the biochemistry of all forms of life. When bound to coenzyme A, it is central to the metabolism of carbohydrates and fats. | 2.04 | 1 | 0 | aldehyde | carcinogenic agent; EC 3.5.1.4 (amidase) inhibitor; electron acceptor; Escherichia coli metabolite; human metabolite; mouse metabolite; mutagen; oxidising agent; Saccharomyces cerevisiae metabolite; teratogenic agent |
| acetone methyl ketone : A ketone of formula RC(=O)CH3 (R =/= H). | 2.47 | 2 | 0 | ketone body; methyl ketone; propanones; volatile organic compound | EC 3.5.1.4 (amidase) inhibitor; human metabolite; polar aprotic solvent |
| adenine [no description available] | 2.02 | 1 | 0 | 6-aminopurines; purine nucleobase | Daphnia magna metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
| ammonium hydroxide azane : Saturated acyclic nitrogen hydrides having the general formula NnHn+2. | 2.07 | 1 | 0 | azane; gas molecular entity; mononuclear parent hydride | EC 3.5.1.4 (amidase) inhibitor; metabolite; mouse metabolite; neurotoxin; NMR chemical shift reference compound; nucleophilic reagent; refrigerant |
| beta-alanine [no description available] | 2.48 | 2 | 0 | amino acid zwitterion; beta-amino acid | agonist; fundamental metabolite; human metabolite; inhibitor; neurotransmitter |
| benzoic acid Benzoic Acid: A fungistatic compound that is widely used as a food preservative. It is conjugated to GLYCINE in the liver and excreted as hippuric acid.. benzoic acid : A compound comprising a benzene ring core carrying a carboxylic acid substituent.. aromatic carboxylic acid : Any carboxylic acid in which the carboxy group is directly bonded to an aromatic ring. | 2.46 | 2 | 0 | benzoic acids | algal metabolite; antimicrobial food preservative; drug allergen; EC 1.13.11.33 (arachidonate 15-lipoxygenase) inhibitor; EC 3.1.1.3 (triacylglycerol lipase) inhibitor; human xenobiotic metabolite; plant metabolite |
| betaine glycine betaine : The amino acid betaine derived from glycine. | 7.77 | 3 | 0 | amino-acid betaine; glycine derivative | fundamental metabolite |
| 1-butanol 1-Butanol: A four carbon linear hydrocarbon that has a hydroxy group at position 1.. butan-1-ol : A primary alcohol that is butane in which a hydrogen of one of the methyl groups is substituted by a hydroxy group. It it produced in small amounts in humans by the gut microbes. | 2.07 | 1 | 0 | alkyl alcohol; primary alcohol; short-chain primary fatty alcohol | human metabolite; mouse metabolite; protic solvent |
| carbamates [no description available] | 3.31 | 6 | 0 | amino-acid anion | |
| carbon monoxide Carbon Monoxide: Carbon monoxide (CO). A poisonous colorless, odorless, tasteless gas. It combines with hemoglobin to form carboxyhemoglobin, which has no oxygen carrying capacity. The resultant oxygen deprivation causes headache, dizziness, decreased pulse and respiratory rates, unconsciousness, and death. (From Merck Index, 11th ed). carbon monoxide : A one-carbon compound in which the carbon is joined only to a single oxygen. It is a colourless, odourless, tasteless, toxic gas. | 2.7 | 3 | 0 | carbon oxide; gas molecular entity; one-carbon compound | biomarker; EC 1.9.3.1 (cytochrome c oxidase) inhibitor; human metabolite; ligand; metabolite; mitochondrial respiratory-chain inhibitor; mouse metabolite; neurotoxin; neurotransmitter; P450 inhibitor; probe; signalling molecule; vasodilator agent |
| formic acid formic acid: RN given refers to parent cpd. formic acid : The simplest carboxylic acid, containing a single carbon. Occurs naturally in various sources including the venom of bee and ant stings, and is a useful organic synthetic reagent. Principally used as a preservative and antibacterial agent in livestock feed. Induces severe metabolic acidosis and ocular injury in human subjects. | 2.1 | 1 | 0 | monocarboxylic acid | antibacterial agent; astringent; metabolite; protic solvent; solvent |
| methane Methane: The simplest saturated hydrocarbon. It is a colorless, flammable gas, slightly soluble in water. It is one of the chief constituents of natural gas and is formed in the decomposition of organic matter. (Grant & Hackh's Chemical Dictionary, 5th ed). methane : A one-carbon compound in which the carbon is attached by single bonds to four hydrogen atoms. It is a colourless, odourless, non-toxic but flammable gas (b.p. -161degreeC). | 4.12 | 4 | 0 | alkane; gas molecular entity; mononuclear parent hydride; one-carbon compound | bacterial metabolite; fossil fuel; greenhouse gas |
| chlorine chloride : A halide anion formed when chlorine picks up an electron to form an an anion. | 2.02 | 1 | 0 | halide anion; monoatomic chlorine | cofactor; Escherichia coli metabolite; human metabolite |
| coumarin 2H-chromen-2-one: coumarin derivative | 2.73 | 3 | 0 | coumarins | fluorescent dye; human metabolite; plant metabolite |
| salicylic acid Scalp: The outer covering of the calvaria. It is composed of several layers: SKIN; subcutaneous connective tissue; the occipitofrontal muscle which includes the tendinous galea aponeurotica; loose connective tissue; and the pericranium (the PERIOSTEUM of the SKULL). | 2.1 | 1 | 0 | monohydroxybenzoic acid | algal metabolite; antifungal agent; antiinfective agent; EC 1.11.1.11 (L-ascorbate peroxidase) inhibitor; keratolytic drug; plant hormone; plant metabolite |
| gallic acid gallate : A trihydroxybenzoate that is the conjugate base of gallic acid. | 2.1 | 1 | 0 | trihydroxybenzoic acid | antineoplastic agent; antioxidant; apoptosis inducer; astringent; cyclooxygenase 2 inhibitor; EC 1.13.11.33 (arachidonate 15-lipoxygenase) inhibitor; geroprotector; human xenobiotic metabolite; plant metabolite |
| nornicotine nornicotine: agricultural or horticultural insecticide; RN given refers to (+-)-isomer; structure | 2.39 | 2 | 0 | ||
| norcotinine norcotinine: RN given refers to compound without isomeric designation; metabolite of cotinine | 1.97 | 1 | 0 | pyridines; pyrrolidines | |
| pseudooxynicotine pseudooxynicotine: structure given in first source. pseudooxynicotine : An aminoacylpyridine that is pyridine substituted at position 3 by a 4-(methylamino)butanoyl group. | 2.11 | 1 | 0 | aminoacylpyridine; pyridine alkaloid | |
| bupropion Bupropion: A propiophenone-derived antidepressant and antismoking agent that inhibits the uptake of DOPAMINE.. bupropion : An aromatic ketone that is propiophenone carrying a tert-butylamino group at position 2 and a chloro substituent at position 3 on the phenyl ring. | 2.1 | 1 | 0 | aromatic ketone; monochlorobenzenes; secondary amino compound | antidepressant; environmental contaminant; xenobiotic |
| 4-nitrobenzaldehyde 4-nitrobenzaldehyde: RN given refers to parent cpd. 4-nitrobenzaldehyde : A C-nitro compound that is benzaldehyde substituted at the para-position with a nitro group. | 2.47 | 2 | 0 | benzaldehydes; C-nitro compound | |
| aminocaproic acid Aminocaproic Acid: An antifibrinolytic agent that acts by inhibiting plasminogen activators which have fibrinolytic properties.. 6-aminohexanoic acid : An epsilon-amino acid comprising hexanoic acid carrying an amino substituent at position C-6. Used to control postoperative bleeding, and to treat overdose effects of the thrombolytic agents streptokinase and tissue plasminogen activator. | 2.06 | 1 | 0 | amino acid zwitterion; epsilon-amino acid; omega-amino fatty acid | antifibrinolytic drug; hematologic agent; metabolite |
| creatine [no description available] | 2.06 | 1 | 0 | glycine derivative; guanidines; zwitterion | geroprotector; human metabolite; mouse metabolite; neuroprotective agent; nutraceutical |
| dimethylamine [no description available] | 2.01 | 1 | 0 | methylamines; secondary aliphatic amine | metabolite |
| ethanolamine [no description available] | 2.4 | 2 | 0 | ethanolamines; primary alcohol; primary amine | Escherichia coli metabolite; human metabolite; mouse metabolite |
| glycine [no description available] | 2.74 | 3 | 0 | alpha-amino acid; amino acid zwitterion; proteinogenic amino acid; serine family amino acid | EC 2.1.2.1 (glycine hydroxymethyltransferase) inhibitor; fundamental metabolite; hepatoprotective agent; micronutrient; neurotransmitter; NMDA receptor agonist; nutraceutical |
| glycolic acid glycolic acid: RN given refers to parent cpd. glycolic acid : A 2-hydroxy monocarboxylic acid that is acetic acid where the methyl group has been hydroxylated. | 2.4 | 2 | 0 | 2-hydroxy monocarboxylic acid; primary alcohol | keratolytic drug; metabolite |
| glyoxylic acid glyoxylic acid: RN given refers to parent cpd. glyoxylic acid : A 2-oxo monocarboxylic acid that is acetic acid bearing an oxo group at the alpha carbon atom. | 2 | 1 | 0 | 2-oxo monocarboxylic acid; aldehydic acid | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
| glycocyamine glycocyamine: RN given refers to parent cpd; structure. guanidinoacetate : A monocarboxylic acid anion that is the conjugate base of guanidinoacetic acid, obtained by deprotonation of the carboxy group.. guanidinoacetic acid : The N-amidino derivative of glycine. | 2.06 | 1 | 0 | guanidinoacetic acids; zwitterion | bacterial metabolite; human metabolite; mouse metabolite; nutraceutical; rat metabolite |
| histamine [no description available] | 7.42 | 2 | 0 | aralkylamino compound; imidazoles | human metabolite; mouse metabolite; neurotransmitter |
| hydrogen Hydrogen: The first chemical element in the periodic table with atomic symbol H, and atomic number 1. Protium (atomic weight 1) is by far the most common hydrogen isotope. Hydrogen also exists as the stable isotope DEUTERIUM (atomic weight 2) and the radioactive isotope TRITIUM (atomic weight 3). Hydrogen forms into a diatomic molecule at room temperature and appears as a highly flammable colorless and odorless gas.. dihydrogen : An elemental molecule consisting of two hydrogens joined by a single bond. | 3.13 | 5 | 0 | elemental hydrogen; elemental molecule; gas molecular entity | antioxidant; electron donor; food packaging gas; fuel; human metabolite |
| hydroxylamine amino alcohol : An alcohol containing an amino functional group in addition to the alcohol-defining hydroxy group. | 2.44 | 2 | 0 | hydroxylamines | algal metabolite; bacterial xenobiotic metabolite; EC 1.1.3.13 (alcohol oxidase) inhibitor; EC 4.2.1.22 (cystathionine beta-synthase) inhibitor; EC 4.3.1.10 (serine-sulfate ammonia-lyase) inhibitor; nitric oxide donor; nucleophilic reagent |
| imidazole imidazole: RN given refers to parent cpd. 1H-imidazole : An imidazole tautomer which has the migrating hydrogen at position 1. | 9.8 | 5 | 0 | imidazole | |
| indole [no description available] | 2.04 | 1 | 0 | indole; polycyclic heteroarene | Escherichia coli metabolite |
| iodine Iodine: A nonmetallic element of the halogen group that is represented by the atomic symbol I, atomic number 53, and atomic weight of 126.90. It is a nutritionally essential element, especially important in thyroid hormone synthesis. In solution, it has anti-infective properties and is used topically.. diiodine : Molecule comprising two covalently bonded iodine atoms with overall zero charge.. | 2.02 | 1 | 0 | diatomic iodine | nutrient |
| dihydroxyphenylalanine Dihydroxyphenylalanine: A beta-hydroxylated derivative of phenylalanine. The D-form of dihydroxyphenylalanine has less physiologic activity than the L-form and is commonly used experimentally to determine whether the pharmacological effects of LEVODOPA are stereospecific.. dopa : A hydroxyphenylalanine carrying hydroxy substituents at positions 3 and 4 of the benzene ring. | 2.1 | 1 | 0 | hydroxyphenylalanine; non-proteinogenic alpha-amino acid; tyrosine derivative | human metabolite |
| pipecolic acid pipecolic acid: RN given refers to cpd without isomeric designation. pipecolic acid : A piperidinemonocarboxylic acid in which the carboxy group is located at position C-2.. pipecolate : A piperidinecarboxylate that is the conjugate base of pipecolic acid. | 1.96 | 1 | 0 | piperidinemonocarboxylic acid | |
| malonic acid malonic acid : An alpha,omega-dicarboxylic acid in which the two carboxy groups are separated by a single methylene group.. dicarboxylic acid : Any carboxylic acid containing two carboxy groups. | 2.78 | 3 | 0 | alpha,omega-dicarboxylic acid | human metabolite |
| naphthalene [no description available] | 2.03 | 1 | 0 | naphthalenes; ortho-fused bicyclic arene | apoptosis inhibitor; carcinogenic agent; environmental contaminant; mouse metabolite; plant metabolite; volatile oil component |
| niacin Niacin: A water-soluble vitamin of the B complex occurring in various animal and plant tissues. It is required by the body for the formation of coenzymes NAD and NADP. It has PELLAGRA-curative, vasodilating, and antilipemic properties.. vitamin B3 : Any member of a group of vitamers that belong to the chemical structural class called pyridines that exhibit biological activity against vitamin B3 deficiency. Vitamin B3 deficiency causes a condition known as pellagra whose symptoms include depression, dermatitis and diarrhea. The vitamers include nicotinic acid and nicotinamide (and their ionized and salt forms).. nicotinic acid : A pyridinemonocarboxylic acid that is pyridine in which the hydrogen at position 3 is replaced by a carboxy group. | 2.1 | 1 | 0 | pyridine alkaloid; pyridinemonocarboxylic acid; vitamin B3 | antidote; antilipemic drug; EC 3.5.1.19 (nicotinamidase) inhibitor; Escherichia coli metabolite; human urinary metabolite; metabolite; mouse metabolite; plant metabolite; vasodilator agent |
| nitrates Nitrates: Inorganic or organic salts and esters of nitric acid. These compounds contain the NO3- radical. | 2.74 | 3 | 0 | monovalent inorganic anion; nitrogen oxoanion; reactive nitrogen species | |
| nitroxyl nitroxyl: hydroxamic acid oxidized to nitroxyl free radical. nitroxyl : A nitrogen oxoacid consisting of an oxygen atom double-bonded to an NH group. | 3.91 | 3 | 0 | nitrogen oxoacid | |
| 4-aminobenzoic acid 4-Aminobenzoic Acid: An aminobenzoic acid isomer that combines with pteridine and GLUTAMIC ACID to form FOLIC ACID. The fact that 4-aminobenzoic acid absorbs light throughout the UVB range has also resulted in its use as an ingredient in SUNSCREENS.. 4-ammoniobenzoate : A zwitterion obtained by transfer of a proton from the carboxy to the amino group of 4-aminobenzoic acid.. 4-aminobenzoic acid : An aminobenzoic acid in which the amino group is para to the carboxy group. | 2.1 | 1 | 0 | aminobenzoic acid; aromatic amino-acid zwitterion | allergen; Escherichia coli metabolite; plant metabolite |
| phenethylamine phenethylamine: RN given refers to parent cpd; structure in Merck Index, 9th ed, #7016. 2-phenylethylamine : A phenylethylamine having the phenyl substituent at the 2-position. | 2.01 | 1 | 0 | alkaloid; aralkylamine; phenylethylamine | Escherichia coli metabolite; human metabolite; mouse metabolite |
| phthalic acid phthalic acid: RN given refers to parent cpd; structure in Merck Index, 9th ed, #7178. phthalic acid : A benzenedicarboxylic acid cosisting of two carboxy groups at ortho positions. | 1.94 | 1 | 0 | benzenedicarboxylic acid | human xenobiotic metabolite |
| picolinic acid picolinic acid: iron-chelating agent that inhibits DNA synthesis; may interfere with iron-dependent production of stable free organic radical which is essential for ribonucleotide reductase formation of deoxyribonucleotides; RN given refers to parent cpd; structure in Merck Index, 9th ed, #7206. picolinic acid : A pyridinemonocarboxylic acid in which the carboxy group is located at position 2. It is an intermediate in the metabolism of tryptophan. | 2.48 | 2 | 0 | pyridinemonocarboxylic acid | human metabolite; MALDI matrix material |
| 1-propanol 1-Propanol: A colorless liquid made by oxidation of aliphatic hydrocarbons that is used as a solvent and chemical intermediate.. propan-1-ol : The parent member of the class of propan-1-ols that is propane in which a hydrogen of one of the methyl groups is replaced by a hydroxy group. | 2.07 | 1 | 0 | propan-1-ols; short-chain primary fatty alcohol | metabolite; protic solvent |
| propionic acid propionic acid : A short-chain saturated fatty acid comprising ethane attached to the carbon of a carboxy group. | 2.1 | 1 | 0 | saturated fatty acid; short-chain fatty acid | antifungal drug |
| putrescine [no description available] | 7.87 | 4 | 0 | alkane-alpha,omega-diamine | antioxidant; fundamental metabolite |
| pyrazole 1H-pyrazole : The 1H-tautomer of pyrazole. | 8.85 | 3 | 0 | pyrazole | |
| pyridine azine : An organonitrogen compound of general structure RCH=N-N=CHR or RR'C=N-N=CRR'. | 4.24 | 5 | 0 | azaarene; mancude organic heteromonocyclic parent; monocyclic heteroarene; pyridines | environmental contaminant; NMR chemical shift reference compound |
| pyridoxamine [no description available] | 2.1 | 1 | 0 | aminoalkylpyridine; hydroxymethylpyridine; monohydroxypyridine; vitamin B6 | Escherichia coli metabolite; human metabolite; iron chelator; mouse metabolite; nephroprotective agent; plant metabolite; Saccharomyces cerevisiae metabolite |
| sarcosine cocobetaine: N-alkyl-betaine; cause of shampoo dermatitis | 2.06 | 1 | 0 | N-alkylglycine zwitterion; N-alkylglycine; N-methyl-amino acid; N-methylglycines | Escherichia coli metabolite; glycine receptor agonist; glycine transporter 1 inhibitor; human metabolite; mouse metabolite |
| spermidine [no description available] | 2.38 | 2 | 0 | polyazaalkane; triamine | autophagy inducer; fundamental metabolite; geroprotector |
| spermine [no description available] | 2.38 | 2 | 0 | polyazaalkane; tetramine | antioxidant; fundamental metabolite; immunosuppressive agent |
| succinic acid Succinic Acid: A water-soluble, colorless crystal with an acid taste that is used as a chemical intermediate, in medicine, the manufacture of lacquers, and to make perfume esters. It is also used in foods as a sequestrant, buffer, and a neutralizing agent. (Hawley's Condensed Chemical Dictionary, 12th ed, p1099; McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed, p1851). succinic acid : An alpha,omega-dicarboxylic acid resulting from the formal oxidation of each of the terminal methyl groups of butane to the corresponding carboxy group. It is an intermediate metabolite in the citric acid cycle. | 2.4 | 2 | 0 | alpha,omega-dicarboxylic acid; C4-dicarboxylic acid | anti-ulcer drug; fundamental metabolite; micronutrient; nutraceutical; radiation protective agent |
| taurine [no description available] | 2.53 | 2 | 0 | amino sulfonic acid; zwitterion | antioxidant; Escherichia coli metabolite; glycine receptor agonist; human metabolite; mouse metabolite; nutrient; radical scavenger; Saccharomyces cerevisiae metabolite |
| thiophane [no description available] | 2.08 | 1 | 0 | saturated organic heteromonocyclic parent; tetrahydrothiophenes | |
| toluene methylbenzene : Any alkylbenzene that is benzene substituted with one or more methyl groups. | 2.05 | 1 | 0 | methylbenzene; toluenes; volatile organic compound | cholinergic antagonist; fuel additive; neurotoxin; non-polar solvent |
| trimethylamine [no description available] | 2.1 | 1 | 0 | methylamines; tertiary amine | Escherichia coli metabolite; human xenobiotic metabolite |
| tryptophan [no description available] | 2.1 | 1 | 0 | alpha-amino acid; amino acid zwitterion; aminoalkylindole; aromatic amino acid; polar amino acid | Daphnia magna metabolite |
| urea pseudourea: clinical use; structure. isourea : A carboximidic acid that is the imidic acid tautomer of urea, H2NC(=NH)OH, and its hydrocarbyl derivatives. | 2.72 | 3 | 0 | isourea; monocarboxylic acid amide; one-carbon compound | Daphnia magna metabolite; Escherichia coli metabolite; fertilizer; flour treatment agent; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
| menthol Menthol: A monoterpene cyclohexanol produced from mint oils. | 2.06 | 1 | 0 | p-menthane monoterpenoid; secondary alcohol | volatile oil component |
| 2,2'-dipyridyl 2,2'-Dipyridyl: A reagent used for the determination of iron.. 2,2'-bipyridine : A bipyridine in which the two pyridine moieties are linked by a bond between positions C-2 and C-2'. | 2.05 | 1 | 0 | bipyridine | chelator; ferroptosis inhibitor |
| 2,4-dichlorophenoxyacetic acid 2,4-Dichlorophenoxyacetic Acid: An herbicide with irritant effects on the eye and the gastrointestinal system.. 2,4-D : A chlorophenoxyacetic acid that is phenoxyacetic acid in which the ring hydrogens at postions 2 and 4 are substituted by chlorines. | 2.1 | 1 | 0 | chlorophenoxyacetic acid; dichlorobenzene | agrochemical; defoliant; EC 1.1.1.25 (shikimate dehydrogenase) inhibitor; environmental contaminant; phenoxy herbicide; synthetic auxin |
| tramiprosate tramiprosate: GABA receptor agonist and a glycosaminoglycan mimetic; has nootropic acitivity; structure; a sulfonate analog of GABA. 3-aminopropanesulfonic acid : An amino sulfonic acid that is the 3-amino derivative of propanesulfonic acid. | 2.06 | 1 | 0 | amino sulfonic acid; zwitterion | algal metabolite; anti-inflammatory agent; anticonvulsant; GABA agonist; nootropic agent |
| 5,8,11,14-eicosatetraynoic acid 5,8,11,14-Eicosatetraynoic Acid: A 20-carbon unsaturated fatty acid containing 4 alkyne bonds. It inhibits the enzymatic conversion of arachidonic acid to prostaglandins E(2) and F(2a). | 2.05 | 1 | 0 | long-chain fatty acid | |
| tacrine Tacrine: A cholinesterase inhibitor that crosses the blood-brain barrier. Tacrine has been used to counter the effects of muscle relaxants, as a respiratory stimulant, and in the treatment of Alzheimer's disease and other central nervous system disorders.. tacrine : A member of the class of acridines that is 1,2,3,4-tetrahydroacridine substituted by an amino group at position 9. It is used in the treatment of Alzheimer's disease. | 2.1 | 1 | 0 | acridines; aromatic amine | EC 3.1.1.7 (acetylcholinesterase) inhibitor |
| acebutolol Acebutolol: A cardioselective beta-1 adrenergic antagonist with little effect on the bronchial receptors. The drug has stabilizing and quinidine-like effects on cardiac rhythm, as well as weak inherent sympathomimetic action.. acebutolol : An ether that is the 2-acetyl-4-(butanoylamino)phenyl ether of the primary hydroxy group of 3-(propan-2-ylamino)propane-1,2-diol. | 2.1 | 1 | 0 | aromatic amide; ethanolamines; ether; monocarboxylic acid amide; propanolamine; secondary amino compound | anti-arrhythmia drug; antihypertensive agent; beta-adrenergic antagonist; sympathomimetic agent |
| alprenolol Alprenolol: One of the ADRENERGIC BETA-ANTAGONISTS used as an antihypertensive, anti-anginal, and anti-arrhythmic agent.. alprenolol : A secondary alcohol that is propan-2-ol substituted by a 2-allylphenoxy group at position 1 and an isopropylamino group at position 3. It is a beta-adrenergic antagonist used as a antihypertensive, anti-arrhythmia and a sympatholytic agent. | 2.1 | 1 | 0 | secondary alcohol; secondary amino compound | anti-arrhythmia drug; antihypertensive agent; beta-adrenergic antagonist; sympatholytic agent |
| amantadine amant: an antiviral compound consisting of an adamantane derivative chemically linked to a water-solube polyanioic matrix; structure in first source | 2.49 | 2 | 0 | adamantanes; primary aliphatic amine | analgesic; antiparkinson drug; antiviral drug; dopaminergic agent; NMDA receptor antagonist; non-narcotic analgesic |
| amiodarone Amiodarone: An antianginal and class III antiarrhythmic drug. It increases the duration of ventricular and atrial muscle action by inhibiting POTASSIUM CHANNELS and VOLTAGE-GATED SODIUM CHANNELS. There is a resulting decrease in heart rate and in vascular resistance.. amiodarone : A member of the class of 1-benzofurans that is 1-benzofuran substituted by a butyl group at position 2 and a 4-[2-(diethylamino)ethoxy]-3,5-diiodobenzoyl group at position 3. It is a cardiovascular drug used for the treatment of cardiac dysrhythmias. | 2.1 | 1 | 0 | 1-benzofurans; aromatic ketone; organoiodine compound; tertiary amino compound | cardiovascular drug |
| dan 2163 [no description available] | 2.1 | 1 | 0 | aromatic amide; aromatic amine; benzamides; pyrrolidines; sulfone | environmental contaminant; second generation antipsychotic; xenobiotic |
| amitriptyline Amitriptyline: Tricyclic antidepressant with anticholinergic and sedative properties. It appears to prevent the re-uptake of norepinephrine and serotonin at nerve terminals, thus potentiating the action of these neurotransmitters. Amitriptyline also appears to antagonize cholinergic and alpha-1 adrenergic responses to bioactive amines.. amitriptyline : An organic tricyclic compound that is 10,11-dihydro-5H-dibenzo[a,d][7]annulene substituted by a 3-(dimethylamino)propylidene group at position 5. | 2.1 | 1 | 0 | carbotricyclic compound; tertiary amine | adrenergic uptake inhibitor; antidepressant; environmental contaminant; tropomyosin-related kinase B receptor agonist; xenobiotic |
| amlodipine Amlodipine: A long-acting dihydropyridine calcium channel blocker. It is effective in the treatment of ANGINA PECTORIS and HYPERTENSION.. amlodipine : A fully substituted dialkyl 1,4-dihydropyridine-3,5-dicarboxylate derivative, which is used for the treatment of hypertension, chronic stable angina and confirmed or suspected vasospastic angina. | 2.1 | 1 | 0 | dihydropyridine; ethyl ester; methyl ester; monochlorobenzenes; primary amino compound | antihypertensive agent; calcium channel blocker; vasodilator agent |
| amoxapine Amoxapine: The N-demethylated derivative of the antipsychotic agent LOXAPINE that works by blocking the reuptake of norepinephrine, serotonin, or both; it also blocks dopamine receptors. Amoxapine is used for the treatment of depression.. amoxapine : A dibenzooxazepine compound having a chloro substituent at the 2-position and a piperazin-1-yl group at the 11-position. | 2.1 | 1 | 0 | dibenzooxazepine | adrenergic uptake inhibitor; antidepressant; dopaminergic antagonist; geroprotector; serotonin uptake inhibitor |
| anabasine [no description available] | 1.96 | 1 | 0 | piperidine alkaloid; pyridine alkaloid | nicotinic acetylcholine receptor agonist; plant metabolite; teratogenic agent |
| arecoline Arecoline: An alkaloid obtained from the betel nut (Areca catechu), fruit of a palm tree. It is an agonist at both muscarinic and nicotinic acetylcholine receptors. It is used in the form of various salts as a ganglionic stimulant, a parasympathomimetic, and a vermifuge, especially in veterinary practice. It has been used as a euphoriant in the Pacific Islands.. arecoline : A tetrahydropyridine that is 1,2,5,6-tetrahydropyridine with a methyl group at position 1, and a methoxycarbonyl group at position 3. An alkaloid found in the areca nut, it acts as an agonist of muscarinic acetylcholine. | 2.1 | 1 | 0 | enoate ester; methyl ester; pyridine alkaloid; tetrahydropyridine | metabolite; muscarinic agonist |
| aspirin Aspirin: The prototypical analgesic used in the treatment of mild to moderate pain. It has anti-inflammatory and antipyretic properties and acts as an inhibitor of cyclooxygenase which results in the inhibition of the biosynthesis of prostaglandins. Aspirin also inhibits platelet aggregation and is used in the prevention of arterial and venous thrombosis. (From Martindale, The Extra Pharmacopoeia, 30th ed, p5). acetylsalicylate : A benzoate that is the conjugate base of acetylsalicylic acid, arising from deprotonation of the carboxy group.. acetylsalicylic acid : A member of the class of benzoic acids that is salicylic acid in which the hydrogen that is attached to the phenolic hydroxy group has been replaced by an acetoxy group. A non-steroidal anti-inflammatory drug with cyclooxygenase inhibitor activity. | 2.49 | 2 | 0 | benzoic acids; phenyl acetates; salicylates | anticoagulant; antipyretic; cyclooxygenase 1 inhibitor; cyclooxygenase 2 inhibitor; drug allergen; EC 1.1.1.188 (prostaglandin-F synthase) inhibitor; geroprotector; non-narcotic analgesic; non-steroidal anti-inflammatory drug; plant activator; platelet aggregation inhibitor; prostaglandin antagonist; teratogenic agent |
| atenolol Atenolol: A cardioselective beta-1 adrenergic blocker possessing properties and potency similar to PROPRANOLOL, but without a negative inotropic effect.. atenolol : An ethanolamine compound having a (4-carbamoylmethylphenoxy)methyl group at the 1-position and an N-isopropyl substituent. | 2.1 | 1 | 0 | ethanolamines; monocarboxylic acid amide; propanolamine | anti-arrhythmia drug; antihypertensive agent; beta-adrenergic antagonist; environmental contaminant; sympatholytic agent; xenobiotic |
| azelastine azelastine: azeptin is azelastine hydrochloride; structure; eye drop formulation effective in relieving symptoms of allergic conjunctivitis; do not confuse with 5-loxin which is an extract of Boswellia. azelastine : A phthalazine compound having an oxo substituent at the 1-position, a 1-methylazepan-4-yl group at the 2-position and a 4-chlorobenzyl substituent at the 4-position. | 2.1 | 1 | 0 | monochlorobenzenes; phthalazines; tertiary amino compound | anti-allergic agent; anti-asthmatic drug; bronchodilator agent; EC 1.13.11.34 (arachidonate 5-lipoxygenase) inhibitor; H1-receptor antagonist; platelet aggregation inhibitor |
| azobenzene azobenzene: photosensor molecule known to undergo reversible isomerization from trans to cis on illumination with photons of appropriate wavelength; RN given refers to cpd without isomeric designation; structure. (E)-azobenzene : The (E)-isomer of azobenzene.. (Z)-azobenzene : The (Z)-isomer of azobenzene.. azobenzene : A molecule whose structure comprises two phenyl rings linked by a N=N double bond; the parent compound of the azobenzene class of compounds. | 2.15 | 1 | 0 | azobenzenes | |
| betaxolol [no description available] | 2.1 | 1 | 0 | propanolamine | antihypertensive agent; beta-adrenergic antagonist; sympatholytic agent |
| bisoprolol Bisoprolol: A cardioselective beta-1 adrenergic blocker. It is effective in the management of HYPERTENSION and ANGINA PECTORIS. | 2.1 | 1 | 0 | secondary alcohol; secondary amine | anti-arrhythmia drug; antihypertensive agent; beta-adrenergic antagonist; sympatholytic agent |
| bumetanide [no description available] | 2.1 | 1 | 0 | amino acid; benzoic acids; sulfonamide | diuretic; EC 3.6.3.49 (channel-conductance-controlling ATPase) inhibitor |
| buspirone Buspirone: An anxiolytic agent and serotonin receptor agonist belonging to the azaspirodecanedione class of compounds. Its structure is unrelated to those of the BENZODIAZAPINES, but it has an efficacy comparable to DIAZEPAM.. buspirone : An azaspiro compound that is 8-azaspiro[4.5]decane-7,9-dione substituted at the nitrogen atom by a 4-(piperazin-1-yl)butyl group which in turn is substituted by a pyrimidin-2-yl group at the N(4) position. | 2.1 | 1 | 0 | azaspiro compound; N-alkylpiperazine; N-arylpiperazine; organic heteropolycyclic compound; piperidones; pyrimidines | anxiolytic drug; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; sedative; serotonergic agonist |
| verapamil Verapamil: A calcium channel blocker that is a class IV anti-arrhythmia agent.. verapamil : A racemate comprising equimolar amounts of dexverapamil and (S)-verapamil. An L-type calcium channel blocker of the phenylalkylamine class, it is used (particularly as the hydrochloride salt) in the treatment of hypertension, angina pectoris and cardiac arrhythmia, and as a preventive medication for migraine.. 2-(3,4-dimethoxyphenyl)-5-{[2-(3,4-dimethoxyphenyl)ethyl](methyl)amino}-2-(propan-2-yl)pentanenitrile : A tertiary amino compound that is 3,4-dimethoxyphenylethylamine in which the hydrogens attached to the nitrogen are replaced by a methyl group and a 4-cyano-4-(3,4-dimethoxyphenyl)-5-methylhexyl group. | 2.1 | 1 | 0 | aromatic ether; nitrile; polyether; tertiary amino compound | |
| camphor, (+-)-isomer [no description available] | 2.07 | 1 | 0 | bornane monoterpenoid; cyclic monoterpene ketone | plant metabolite |
| carbidopa [no description available] | 2.1 | 1 | 0 | benzenes; monocarboxylic acid | |
| carvedilol [no description available] | 2.1 | 1 | 0 | carbazoles; secondary alcohol; secondary amino compound | alpha-adrenergic antagonist; antihypertensive agent; beta-adrenergic antagonist; cardiovascular drug; vasodilator agent |
| celiprolol Celiprolol: A cardioselective beta-1 adrenergic antagonist that has intrinsic sympathomimetic activity. It is used in the management of ANGINA PECTORIS and HYPERTENSION. | 2.1 | 1 | 0 | aromatic ketone | |
| chlorpheniramine Chlorpheniramine: A histamine H1 antagonist used in allergic reactions, hay fever, rhinitis, urticaria, and asthma. It has also been used in veterinary applications. One of the most widely used of the classical antihistaminics, it generally causes less drowsiness and sedation than PROMETHAZINE.. chlorphenamine : A tertiary amino compound that is propylamine which is substituted at position 3 by a pyridin-2-yl group and a p-chlorophenyl group and in which the hydrogens attached to the nitrogen are replaced by methyl groups. A histamine H1 antagonist, it is used to relieve the symptoms of hay fever, rhinitis, urticaria, and asthma. | 2.1 | 1 | 0 | monochlorobenzenes; pyridines; tertiary amino compound | anti-allergic agent; antidepressant; antipruritic drug; H1-receptor antagonist; histamine antagonist; serotonin uptake inhibitor |
| chlorpromazine Chlorpromazine: The prototypical phenothiazine antipsychotic drug. Like the other drugs in this class chlorpromazine's antipsychotic actions are thought to be due to long-term adaptation by the brain to blocking DOPAMINE RECEPTORS. Chlorpromazine has several other actions and therapeutic uses, including as an antiemetic and in the treatment of intractable hiccup.. chlorpromazine : A substituted phenothiazine in which the ring nitrogen at position 10 is attached to C-3 of an N,N-dimethylpropanamine moiety. | 2.1 | 1 | 0 | organochlorine compound; phenothiazines; tertiary amine | anticoronaviral agent; antiemetic; dopaminergic antagonist; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; phenothiazine antipsychotic drug |
| cinoxacin Cinoxacin: Synthetic antimicrobial related to OXOLINIC ACID and NALIDIXIC ACID and used in URINARY TRACT INFECTIONS.. cinoxacin : A member of the class of cinnolines that is 6,7-methylenedioxycinnolin-4(1H)-one bearing an ethyl group at position 1 and a carboxylic acid group at position 3. An analogue of oxolinic acid, it has similar antibacterial actions. It was formerly used for the treatment of urinary tract infections. | 2.1 | 1 | 0 | cinnolines; oxacycle; oxo carboxylic acid | antibacterial drug; antiinfective agent |
| ciprofloxacin Ciprofloxacin: A broad-spectrum antimicrobial carboxyfluoroquinoline.. ciprofloxacin : A quinolone that is quinolin-4(1H)-one bearing cyclopropyl, carboxylic acid, fluoro and piperazin-1-yl substituents at positions 1, 3, 6 and 7, respectively. | 2.1 | 1 | 0 | aminoquinoline; cyclopropanes; fluoroquinolone antibiotic; N-arylpiperazine; quinolinemonocarboxylic acid; quinolone antibiotic; quinolone; zwitterion | antibacterial drug; antiinfective agent; antimicrobial agent; DNA synthesis inhibitor; EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor; environmental contaminant; topoisomerase IV inhibitor; xenobiotic |
| citalopram Citalopram: A furancarbonitrile that is one of the serotonin uptake inhibitors used as an antidepressant. The drug is also effective in reducing ethanol uptake in alcoholics and is used in depressed patients who also suffer from TARDIVE DYSKINESIA in preference to tricyclic antidepressants, which aggravate dyskinesia.. citalopram : A racemate comprising equimolar amounts of (R)-citalopram and its enantiomer, escitalopram. It is used as an antidepressant, although only escitalopram is active.. 1-[3-(dimethylamino)propyl]-1-(4-fluorophenyl)-1,3-dihydro-2-benzofuran-5-carbonitrile : A nitrile that is 1,3-dihydro-2-benzofuran-5-carbonitrile in which one of the hydrogens at position 1 is replaced by a p-fluorophenyl group, while the other is replaced by a 3-(dimethylamino)propyl group. | 2.1 | 1 | 0 | 2-benzofurans; cyclic ether; nitrile; organofluorine compound; tertiary amino compound | |
| clomipramine Clomipramine: A tricyclic antidepressant similar to IMIPRAMINE that selectively inhibits the uptake of serotonin in the brain. It is readily absorbed from the gastrointestinal tract and demethylated in the liver to form its primary active metabolite, desmethylclomipramine.. clomipramine : A dibenzoazepine that is 10,11-dihydro-5H-dibenzo[b,f]azepine which is substituted by chlorine at position 3 and in which the hydrogen attached to the nitrogen is replaced by a 3-(dimethylamino)propyl group. One of the more sedating tricyclic antidepressants, it is used as the hydrochloride salt for the treatment of depression as well as obsessive-compulsive disorder and phobias. | 2.1 | 1 | 0 | dibenzoazepine | anticoronaviral agent; antidepressant; EC 1.8.1.12 (trypanothione-disulfide reductase) inhibitor; serotonergic antagonist; serotonergic drug; serotonin uptake inhibitor |
| cyclobenzaprine cyclobenzaprine: RN given refers to parent cpd; Lisseril is synonymous for HCl; structure. cyclobenzaprine : 5-Methylidene-5H-dibenzo[a,d]cycloheptene in which one of the hydrogens of the methylidene group is substituted by a 2-(dimethylamino)ethyl group. A centrally acting skeletal muscle relaxant, it is used as its hydrochloride salt in the symptomatic treatment of painful muscle spasm. | 2.1 | 1 | 0 | carbotricyclic compound | antidepressant; muscle relaxant; tranquilizing drug |
| cyclopentylamine [no description available] | 2.05 | 1 | 0 | ||
| cystamine [no description available] | 1.98 | 1 | 0 | organic disulfide; primary amino compound | EC 2.3.2.13 (protein-glutamine gamma-glutamyltransferase) inhibitor |
| decanoic acid decanoate : A fatty acid anion 10:0 that is the conjugate base of decanoic acid.. decanoic acid : A C10, straight-chain saturated fatty acid. | 2.05 | 1 | 0 | medium-chain fatty acid; straight-chain saturated fatty acid | algal metabolite; anti-inflammatory agent; antibacterial agent; human metabolite; plant metabolite; volatile oil component |
| desipramine Desipramine: A tricyclic dibenzazepine compound that potentiates neurotransmission. Desipramine selectively blocks reuptake of norepinephrine from the neural synapse, and also appears to impair serotonin transport. This compound also possesses minor anticholinergic activity, through its affinity to muscarinic receptors.. desipramine : A dibenzoazepine consisting of 10,11-dihydro-5H-dibenzo[b,f]azepine substituted on nitrogen with a 3-(methylamino)propyl group. | 2.1 | 1 | 0 | dibenzoazepine; secondary amino compound | adrenergic uptake inhibitor; alpha-adrenergic antagonist; antidepressant; cholinergic antagonist; drug allergen; EC 3.1.4.12 (sphingomyelin phosphodiesterase) inhibitor; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; H1-receptor antagonist; serotonin uptake inhibitor |
| eflornithine Eflornithine: An inhibitor of ORNITHINE DECARBOXYLASE, the rate limiting enzyme of the polyamine biosynthetic pathway.. eflornithine : A fluoroamino acid that is ornithine substituted by a difluoromethyl group at position 2. | 1.96 | 1 | 0 | alpha-amino acid; fluoroamino acid | trypanocidal drug |
| diclofenac Diclofenac: A non-steroidal anti-inflammatory agent (NSAID) with antipyretic and analgesic actions. It is primarily available as the sodium salt.. diclofenac : A monocarboxylic acid consisting of phenylacetic acid having a (2,6-dichlorophenyl)amino group at the 2-position. | 7.53 | 2 | 0 | amino acid; aromatic amine; dichlorobenzene; monocarboxylic acid; secondary amino compound | antipyretic; drug allergen; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; environmental contaminant; non-narcotic analgesic; non-steroidal anti-inflammatory drug; xenobiotic |
| diflunisal Diflunisal: A salicylate derivative and anti-inflammatory analgesic with actions and side effects similar to those of ASPIRIN.. diflunisal : An organofluorine compound comprising salicylic acid having a 2,4-difluorophenyl group at the 5-position. | 2.1 | 1 | 0 | monohydroxybenzoic acid; organofluorine compound | non-narcotic analgesic; non-steroidal anti-inflammatory drug |
| diphenhydramine Diphenhydramine: A histamine H1 antagonist used as an antiemetic, antitussive, for dermatoses and pruritus, for hypersensitivity reactions, as a hypnotic, an antiparkinson, and as an ingredient in common cold preparations. It has some undesired antimuscarinic and sedative effects.. diphenhydramine : An ether that is the benzhydryl ether of 2-(dimethylamino)ethanol. It is a H1-receptor antagonist used as a antipruritic and antitussive drug.. antitussive : An agent that suppresses cough. Antitussives have a central or a peripheral action on the cough reflex, or a combination of both. Compare with expectorants, which are considered to increase the volume of secretions in the respiratory tract, so facilitating their removal by ciliary action and coughing, and mucolytics, which decrease the viscosity of mucus, facilitating its removal by ciliary action and expectoration. | 2.1 | 1 | 0 | ether; tertiary amino compound | anti-allergic agent; antidyskinesia agent; antiemetic; antiparkinson drug; antipruritic drug; antitussive; H1-receptor antagonist; local anaesthetic; muscarinic antagonist; oneirogen; sedative |
| benzophenone benzophenone : The simplest member of the class of benzophenones, being formaldehyde in which both hydrogens are replaced by phenyl groups. | 2.04 | 1 | 0 | benzophenones | photosensitizing agent; plant metabolite |
| disopyramide Disopyramide: A class I anti-arrhythmic agent (one that interferes directly with the depolarization of the cardiac membrane and thus serves as a membrane-stabilizing agent) with a depressant action on the heart similar to that of guanidine. It also possesses some anticholinergic and local anesthetic properties.. disopyramide : A monocarboxylic acid amide that is butanamide substituted by a diisopropylamino group at position 4, a phenyl group at position 2 and a pyridin-2-yl group at position 2. It is used as a anti-arrhythmia drug. | 2.1 | 1 | 0 | monocarboxylic acid amide; pyridines; tertiary amino compound | anti-arrhythmia drug |
| domperidone Domperidone: A specific blocker of dopamine receptors. It speeds gastrointestinal peristalsis, causes prolactin release, and is used as antiemetic and tool in the study of dopaminergic mechanisms.. domperidone : 1-[3-(Piperidin-1-yl)propyl]-1,3-dihydro-2H-benzimidazol-2-one in which the 4-position of the piperidine ring is substituted by a 5-chloro-1,3-dihydro-2H-benzimidazol-2-on-1-yl group. A dopamine antagonist, it is used as an antiemetic for the short-term treatment of nausea and vomiting, and to control gastrointestinal effects of dopaminergic drugs given in the management of parkinsonism. The free base is used in oral suspensions, while the maleate salt is used in tablet preparations. | 2.1 | 1 | 0 | benzimidazoles; heteroarylpiperidine | antiemetic; dopaminergic antagonist |
| donepezil Donepezil: An indan and piperidine derivative that acts as a selective and reversible inhibitor of ACETYLCHOLINESTERASE. Donepezil is highly selective for the central nervous system and is used in the management of mild to moderate DEMENTIA in ALZHEIMER DISEASE.. donepezil : A racemate comprising equimolar amounts of (R)- and (S)-donepezil. A centrally acting reversible acetylcholinesterase inhibitor, its main therapeutic use is in the treatment of Alzheimer's disease where it is used to increase cortical acetylcholine.. 2-[(1-benzylpiperidin-4-yl)methyl]-5,6-dimethoxyindan-1-one : A member of the class of indanones that is 5,6-dimethoxyindan-1-one which is substituted at position 2 by an (N-benzylpiperidin-4-yl)methyl group. | 2.1 | 1 | 0 | aromatic ether; indanones; piperidines; racemate | EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; nootropic agent |
| droperidol Droperidol: A butyrophenone with general properties similar to those of HALOPERIDOL. It is used in conjunction with an opioid analgesic such as FENTANYL to maintain the patient in a calm state of neuroleptanalgesia with indifference to surroundings but still able to cooperate with the surgeon. It is also used as a premedicant, as an antiemetic, and for the control of agitation in acute psychoses. (From Martindale, The Extra Pharmacopoeia, 29th ed, p593). droperidol : An organofluorine compound that is haloperidol in which the hydroxy group has been eliminated with the introduction of a double bond in the piperidine ring, and the 4-chlorophenyl group has been replaced by a benzimidazol-2-on-1-yl group. It is used in the management of chemotherapy-induced nausea and vomiting, and in conjunction with an opioid analgesic such as fentanyl to maintain the patient in a calm state of neuroleptanalgesia with indifference to surroundings but still able to cooperate with the surgeon. | 2.1 | 1 | 0 | aromatic ketone; benzimidazoles; organofluorine compound | anaesthesia adjuvant; antiemetic; dopaminergic antagonist; first generation antipsychotic |
| dyclonine [no description available] | 2.1 | 1 | 0 | aromatic ketone; piperidines | topical anaesthetic |
| ethacrynic acid Ethacrynic Acid: A compound that inhibits symport of sodium, potassium, and chloride primarily in the ascending limb of Henle, but also in the proximal and distal tubules. This pharmacological action results in excretion of these ions, increased urinary output, and reduction in extracellular fluid. This compound has been classified as a loop or high ceiling diuretic.. etacrynic acid : An aromatic ether that is phenoxyacetic acid in which the phenyl ring is substituted by chlorines at positions 2 and 3, and by a 2-methylidenebutanoyl group at position 4. It is a loop diuretic used to treat high blood pressure resulting from diseases such as congestive heart failure, liver failure, and kidney failure. It is also a glutathione S-transferase (EC 2.5.1.18) inhibitor. | 2.1 | 1 | 0 | aromatic ether; aromatic ketone; dichlorobenzene; monocarboxylic acid | EC 2.5.1.18 (glutathione transferase) inhibitor; ion transport inhibitor; loop diuretic |
| ether Ether: A mobile, very volatile, highly flammable liquid used as an inhalation anesthetic and as a solvent for waxes, fats, oils, perfumes, alkaloids, and gums. It is mildly irritating to skin and mucous membranes.. ether : An organooxygen compound with formula ROR, where R is not hydrogen.. diethyl ether : An ether in which the oxygen atom is linked to two ethyl groups. | 7.47 | 2 | 0 | ether; volatile organic compound | inhalation anaesthetic; non-polar solvent; refrigerant |
| fendiline Fendiline: Coronary vasodilator; inhibits calcium function in muscle cells in excitation-contraction coupling; proposed as antiarrhythmic and antianginal agents. | 2.1 | 1 | 0 | diarylmethane | |
| fentanyl Fentanyl: A potent narcotic analgesic, abuse of which leads to habituation or addiction. It is primarily a mu-opioid agonist. Fentanyl is also used as an adjunct to general anesthetics, and as an anesthetic for induction and maintenance. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1078). fentanyl : A monocarboxylic acid amide resulting from the formal condensation of the aryl amino group of N-phenyl-1-(2-phenylethyl)piperidin-4-amine with propanoic acid. | 2.1 | 1 | 0 | anilide; monocarboxylic acid amide; piperidines | adjuvant; anaesthesia adjuvant; anaesthetic; intravenous anaesthetic; mu-opioid receptor agonist; opioid analgesic |
| flecainide Flecainide: A potent anti-arrhythmia agent, effective in a wide range of ventricular and atrial ARRHYTHMIAS and TACHYCARDIAS.. flecainide : A monocarboxylic acid amide obtained by formal condensation of the carboxy group of 2,5-bis(2,2,2-trifluoroethoxy)benzoic acid with the primary amino group of piperidin-2-ylmethylamine. An antiarrhythmic agent used (in the form of its acetate salt) to prevent and treat tachyarrhythmia (abnormal fast rhythm of the heart). | 2.1 | 1 | 0 | aromatic ether; monocarboxylic acid amide; organofluorine compound; piperidines | anti-arrhythmia drug |
| fleroxacin Fleroxacin: A broad-spectrum antimicrobial fluoroquinolone. The drug strongly inhibits the DNA-supercoiling activity of DNA GYRASE.. fleroxacin : A fluoroquinolone antibiotic that is 4-oxo-1,4-dihydroquinoline which is substituted at positions 1, 3, 6, 7 and 8 by 2-fluoroethyl, carboxy, fluoro, 4-methylpiperazin-1-yl and fluoro groups, respectively. It is active against many Gram-positive and Gram-negative bacteria. | 2.1 | 1 | 0 | difluorobenzene; fluoroquinolone antibiotic; monocarboxylic acid; N-alkylpiperazine; quinolines | antibacterial drug; EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor; topoisomerase IV inhibitor |
| flufenamic acid Flufenamic Acid: An anthranilic acid derivative with analgesic, anti-inflammatory, and antipyretic properties. It is used in musculoskeletal and joint disorders and administered by mouth and topically. (From Martindale, The Extra Pharmacopoeia, 30th ed, p16). flufenamic acid : An aromatic amino acid consisting of anthranilic acid carrying an N-(trifluoromethyl)phenyl substituent. An analgesic and anti-inflammatory, it is used in rheumatic disorders. | 2.1 | 1 | 0 | aromatic amino acid; organofluorine compound | antipyretic; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; non-narcotic analgesic; non-steroidal anti-inflammatory drug |
| flumequine flumequine: structure. flumequine : A racemate comprising equimolar amounts of R- and S-flumequine. A broad-spectrum antibiotic, formerly used in veterinary medicine for stock breeding and treatment of aquacultures.. 9-fluoro-5-methyl-1-oxo-6,7-dihydro-1H,5H-pyrido[3,2,1-ij]quinoline-2-carboxylic acid : A member of the class of pyridoquinolines that is 1-oxo-6,7-dihydro-1H,5H-pyrido[3,2,1-ij]quinoline carrying additional carboxy, methyl and fluoro substituents at positions 2, 5 and 9 respectively. | 2.1 | 1 | 0 | 3-oxo monocarboxylic acid; organofluorine compound; pyridoquinoline; quinolone antibiotic | |
| flurbiprofen Flurbiprofen: An anti-inflammatory analgesic and antipyretic of the phenylalkynoic acid series. It has been shown to reduce bone resorption in periodontal disease by inhibiting CARBONIC ANHYDRASE.. flurbiprofen : A monocarboxylic acid that is a 2-fluoro-[1,1'-biphenyl-4-yl] moiety linked to C-2 of propionic acid. A non-steroidal anti-inflammatory, analgesic and antipyretic, it is used as a pre-operative anti-miotic as well as orally for arthritis or dental pain. | 2.1 | 1 | 0 | fluorobiphenyl; monocarboxylic acid | antipyretic; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; non-narcotic analgesic; non-steroidal anti-inflammatory drug |
| fluspirilene Fluspirilene: A long-acting injectable antipsychotic agent used for chronic schizophrenia. | 2.1 | 1 | 0 | diarylmethane | |
| furosemide Furosemide: A benzoic-sulfonamide-furan. It is a diuretic with fast onset and short duration that is used for EDEMA and chronic RENAL INSUFFICIENCY.. furosemide : A chlorobenzoic acid that is 4-chlorobenzoic acid substituted by a (furan-2-ylmethyl)amino and a sulfamoyl group at position 2 and 5 respectively. It is a diuretic used in the treatment of congestive heart failure. | 2.1 | 1 | 0 | chlorobenzoic acid; furans; sulfonamide | environmental contaminant; loop diuretic; xenobiotic |
| glutaral Glutaral: One of the protein CROSS-LINKING REAGENTS that is used as a disinfectant for sterilization of heat-sensitive equipment and as a laboratory reagent, especially as a fixative.. glutaraldehyde : A dialdehyde comprised of pentane with aldehyde functions at C-1 and C-5. | 2.03 | 1 | 0 | dialdehyde | cross-linking reagent; disinfectant; fixative |
| guanidine Guanidine: A strong organic base existing primarily as guanidium ions at physiological pH. It is found in the urine as a normal product of protein metabolism. It is also used in laboratory research as a protein denaturant. (From Martindale, the Extra Pharmacopoeia, 30th ed and Merck Index, 12th ed) It is also used in the treatment of myasthenia and as a fluorescent probe in HPLC.. guanidine : An aminocarboxamidine, the parent compound of the guanidines. | 2.75 | 3 | 0 | carboxamidine; guanidines; one-carbon compound | |
| haloperidol Haloperidol: A phenyl-piperidinyl-butyrophenone that is used primarily to treat SCHIZOPHRENIA and other PSYCHOSES. It is also used in schizoaffective disorder, DELUSIONAL DISORDERS, ballism, and TOURETTE SYNDROME (a drug of choice) and occasionally as adjunctive therapy in INTELLECTUAL DISABILITY and the chorea of HUNTINGTON DISEASE. It is a potent antiemetic and is used in the treatment of intractable HICCUPS. (From AMA Drug Evaluations Annual, 1994, p279). haloperidol : A compound composed of a central piperidine structure with hydroxy and p-chlorophenyl substituents at position 4 and an N-linked p-fluorobutyrophenone moiety. | 2.1 | 1 | 0 | aromatic ketone; hydroxypiperidine; monochlorobenzenes; organofluorine compound; tertiary alcohol | antidyskinesia agent; antiemetic; dopaminergic antagonist; first generation antipsychotic; serotonergic antagonist |
| ibuprofen Midol: combination of cinnamedrine, phenacetin, aspirin & caffeine | 2.1 | 1 | 0 | monocarboxylic acid | antipyretic; cyclooxygenase 1 inhibitor; cyclooxygenase 2 inhibitor; drug allergen; environmental contaminant; geroprotector; non-narcotic analgesic; non-steroidal anti-inflammatory drug; radical scavenger; xenobiotic |
| lidocaine Lidocaine: A local anesthetic and cardiac depressant used as an antiarrhythmia agent. Its actions are more intense and its effects more prolonged than those of PROCAINE but its duration of action is shorter than that of BUPIVACAINE or PRILOCAINE.. lidocaine : The monocarboxylic acid amide resulting from the formal condensation of N,N-diethylglycine with 2,6-dimethylaniline. | 2.1 | 1 | 0 | benzenes; monocarboxylic acid amide; tertiary amino compound | anti-arrhythmia drug; drug allergen; environmental contaminant; local anaesthetic; xenobiotic |
| mephentermine Mephentermine: A sympathomimetic agent with specificity for alpha-1 adrenergic receptors. It is used to maintain BLOOD PRESSURE in hypotensive states such as following SPINAL ANESTHESIA. | 2.1 | 1 | 0 | amphetamines | |
| imipramine Imipramine: The prototypical tricyclic antidepressant. It has been used in major depression, dysthymia, bipolar depression, attention-deficit disorders, agoraphobia, and panic disorders. It has less sedative effect than some other members of this therapeutic group.. imipramine : A dibenzoazepine that is 5H-dibenzo[b,f]azepine substituted by a 3-(dimethylamino)propyl group at the nitrogen atom. | 2.1 | 1 | 0 | dibenzoazepine | adrenergic uptake inhibitor; antidepressant; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor |
| indomethacin Indomethacin: A non-steroidal anti-inflammatory agent (NSAID) that inhibits CYCLOOXYGENASE, which is necessary for the formation of PROSTAGLANDINS and other AUTACOIDS. It also inhibits the motility of POLYMORPHONUCLEAR LEUKOCYTES.. indometacin : A member of the class of indole-3-acetic acids that is indole-3-acetic acid in which the indole ring is substituted at positions 1, 2 and 5 by p-chlorobenzoyl, methyl, and methoxy groups, respectively. A non-steroidal anti-inflammatory drug, it is used in the treatment of musculoskeletal and joint disorders including osteoarthritis, rheumatoid arthritis, gout, bursitis and tendinitis. | 2.1 | 1 | 0 | aromatic ether; indole-3-acetic acids; monochlorobenzenes; N-acylindole | analgesic; drug metabolite; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; environmental contaminant; gout suppressant; non-steroidal anti-inflammatory drug; xenobiotic metabolite; xenobiotic |
| isoguvacine isoguvacine: A GABA agonist; RN given refers to parent cpd; structure | 2.06 | 1 | 0 | tetrahydropyridine | |
| 4-piperidinecarboxylic acid 4-piperidinecarboxylic acid: structure in first source | 2.06 | 1 | 0 | ||
| isoproterenol Isoproterenol: Isopropyl analog of EPINEPHRINE; beta-sympathomimetic that acts on the heart, bronchi, skeletal muscle, alimentary tract, etc. It is used mainly as bronchodilator and heart stimulant.. isoprenaline : A secondary amino compound that is noradrenaline in which one of the hydrogens attached to the nitrogen is replaced by an isopropyl group. A sympathomimetic acting almost exclusively on beta-adrenergic receptors, it is used (mainly as the hydrochloride salt) as a bronghodilator and heart stimulant for the management of a variety of cardiac disorders. | 2.1 | 1 | 0 | catechols; secondary alcohol; secondary amino compound | beta-adrenergic agonist; bronchodilator agent; cardiotonic drug; sympathomimetic agent |
| ketoprofen Ketoprofen: An IBUPROFEN-type anti-inflammatory analgesic and antipyretic. It is used in the treatment of rheumatoid arthritis and osteoarthritis.. ketoprofen : An oxo monocarboxylic acid that consists of propionic acid substituted by a 3-benzoylphenyl group at position 2. | 2.1 | 1 | 0 | benzophenones; oxo monocarboxylic acid | antipyretic; drug allergen; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; environmental contaminant; non-steroidal anti-inflammatory drug; xenobiotic |
| ketorolac Ketorolac: A pyrrolizine carboxylic acid derivative structurally related to INDOMETHACIN. It is an NSAID and is used principally for its analgesic activity. (From Martindale The Extra Pharmacopoeia, 31st ed). ketorolac : A racemate comprising equimolar amounts of (R)-(+)- and (S)-(-)-5-benzoyl-2,3-dihydro-1H-pyrrolizine-1-carboxylic acid. While only the (S)-(-) enantiomer is a COX1 and COX2 inhibitor, the (R)-(+) enantiomer exhibits potent analgesic activity. A non-steroidal anti-inflammatory drug, ketorolac is mainly used (generally as the tromethamine salt) for its potent analgesic properties in the short-term management of post-operative pain, and in eye drops to relieve the ocular itching associated with seasonal allergic conjunctivitis. It was withdrawn from the market in many countries in 1993 following association with haemorrhage and renal failure.. 5-benzoyl-2,3-dihydro-1H-pyrrolizine-1-carboxylic acid : A member of the class of pyrrolizines that is 2,3-dihydro-1H-pyrrolizine which is substituted at positions 1 and 5 by carboxy and benzoyl groups, respectively. | 2.1 | 1 | 0 | amino acid; aromatic ketone; monocarboxylic acid; pyrrolizines; racemate | analgesic; cyclooxygenase 1 inhibitor; cyclooxygenase 2 inhibitor; non-steroidal anti-inflammatory drug |
| labetalol Labetalol: A salicylamide derivative that is a non-cardioselective blocker of BETA-ADRENERGIC RECEPTORS and ALPHA-1 ADRENERGIC RECEPTORS.. labetalol : A diastereoisomeric mixture of approximately equal amounts of all four possible stereoisomers ((R,S)-labetolol, (S,R)-labetolol, (S,S)-labetalol and (R,R)-labetalol). It is an adrenergic antagonist used to treat high blood pressure.. 2-hydroxy-5-{1-hydroxy-2-[(4-phenylbutan-2-yl)amino]ethyl}benzamide : A member of the class of benzamides that is benzamide substituted by a hydroxy group at position 2 and by a 1-hydroxy-2-[(4-phenylbutan-2-yl)amino]ethyl group at position 5. | 2.1 | 1 | 0 | benzamides; benzenes; phenols; primary carboxamide; salicylamides; secondary alcohol; secondary amino compound | |
| lomefloxacin lomefloxacin: structure given in first source. lomefloxacin : A fluoroquinolone antibiotic, used (generally as the hydrochloride salt) to treat bacterial infections including bronchitis and urinary tract infections. It is also used to prevent urinary tract infections prior to surgery. | 2.1 | 1 | 0 | fluoroquinolone antibiotic; N-arylpiperazine; quinolinemonocarboxylic acid; quinolone antibiotic; quinolone | antimicrobial agent; antitubercular agent; photosensitizing agent |
| loxapine Loxapine: An antipsychotic agent used in SCHIZOPHRENIA. | 2.1 | 1 | 0 | dibenzooxazepine | antipsychotic agent; dopaminergic antagonist |
| maprotiline Maprotiline: A bridged-ring tetracyclic antidepressant that is both mechanistically and functionally similar to the tricyclic antidepressants, including side effects associated with its use. | 2.1 | 1 | 0 | anthracenes | |
| mecamylamine Mecamylamine: A nicotinic antagonist that is well absorbed from the gastrointestinal tract and crosses the blood-brain barrier. Mecamylamine has been used as a ganglionic blocker in treating hypertension, but, like most ganglionic blockers, is more often used now as a research tool. | 1.96 | 1 | 0 | primary aliphatic amine | |
| mefenamic acid Mefenamic Acid: A non-steroidal anti-inflammatory agent with analgesic, anti-inflammatory, and antipyretic properties. It is an inhibitor of cyclooxygenase.. mefenamic acid : An aminobenzoic acid that is anthranilic acid in which one of the hydrogens attached to the nitrogen is replaced by a 2,3-dimethylphenyl group. Although classed as a non-steroidal anti-inflammatory drug, its anti-inflammatory properties are considered to be minor. It is used to relieve mild to moderate pain, including headaches, dental pain, osteoarthritis and rheumatoid arthritis. | 7.53 | 2 | 0 | aminobenzoic acid; secondary amino compound | analgesic; antipyretic; antirheumatic drug; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; environmental contaminant; non-steroidal anti-inflammatory drug; xenobiotic |
| meperidine Meperidine: A narcotic analgesic that can be used for the relief of most types of moderate to severe pain, including postoperative pain and the pain of labor. Prolonged use may lead to dependence of the morphine type; withdrawal symptoms appear more rapidly than with morphine and are of shorter duration.. pethidine : A piperidinecarboxylate ester that is piperidine which is substituted by a methyl group at position 1 and by phenyl and ethoxycarbonyl groups at position 4. It is an analgesic which is used for the treatment of moderate to severe pain, including postoperative pain and labour pain. | 2.1 | 1 | 0 | ethyl ester; piperidinecarboxylate ester; tertiary amino compound | antispasmodic drug; kappa-opioid receptor agonist; mu-opioid receptor agonist; opioid analgesic |
| mesoridazine Mesoridazine: A phenothiazine antipsychotic with effects similar to CHLORPROMAZINE.. mesoridazine : A phenothiazine substituted at position 2 (para to the S atom) by a methylsulfinyl group, and on the nitrogen by a 2-(1-methylpiperidin-2-yl)ethyl group. | 2.1 | 1 | 0 | phenothiazines; sulfoxide; tertiary amino compound | dopaminergic antagonist; first generation antipsychotic |
| methoxyphenamine methoxyphenamine: structure. methoxyphenamine : An amphetamine methylated on nitrogen and with the phenyl ring methoxylated at C-2. A beta-adrenergic receptor agonist, it is used as a bronchodilator. | 2.1 | 1 | 0 | amphetamines | beta-adrenergic agonist; bronchodilator agent |
| 3-Hydroxy-alpha-methyl-DL-tyrosine [no description available] | 2.1 | 1 | 0 | benzenes; monocarboxylic acid | |
| metoclopramide Metoclopramide: A dopamine D2 antagonist that is used as an antiemetic.. metoclopramide : A member of the class of benzamides resulting from the formal condensation of 4-amino-5-chloro-2-methoxybenzoic acid with the primary amino group of N,N-diethylethane-1,2-diamine. | 2.1 | 1 | 0 | benzamides; monochlorobenzenes; substituted aniline; tertiary amino compound | antiemetic; dopaminergic antagonist; environmental contaminant; gastrointestinal drug; xenobiotic |
| metoprolol Metoprolol: A selective adrenergic beta-1 blocking agent that is commonly used to treat ANGINA PECTORIS; HYPERTENSION; and CARDIAC ARRHYTHMIAS.. metoprolol : A propanolamine that is 1-(propan-2-ylamino)propan-2-ol substituted by a 4-(2-methoxyethyl)phenoxy group at position 1. | 2.1 | 1 | 0 | aromatic ether; propanolamine; secondary alcohol; secondary amino compound | antihypertensive agent; beta-adrenergic antagonist; environmental contaminant; geroprotector; xenobiotic |
| metyrapone Metyrapone: An inhibitor of the enzyme STEROID 11-BETA-MONOOXYGENASE. It is used as a test of the feedback hypothalamic-pituitary mechanism in the diagnosis of CUSHING SYNDROME.. metyrapone : An aromatic ketone that is 3,3-dimethylbutan-2-one in which the methyl groups at positions 1 and 4 are replaced by pyridin-3-yl groups. A steroid 11beta-monooxygenase (EC 1.14.15.4) inhibitor, it is used in the diagnosis of adrenal insufficiency. | 2.4 | 2 | 0 | aromatic ketone | antimetabolite; diagnostic agent; EC 1.14.15.4 (steroid 11beta-monooxygenase) inhibitor |
| mexiletine Mexiletine: Antiarrhythmic agent pharmacologically similar to LIDOCAINE. It may have some anticonvulsant properties.. mexiletine : An aromatic ether which is 2,6-dimethylphenyl ether of 2-aminopropan-1-ol. | 2.1 | 1 | 0 | aromatic ether; primary amino compound | anti-arrhythmia drug |
| mirtazapine Mirtazapine: A piperazinoazepine tetracyclic compound that enhances the release of NOREPINEPHRINE and SEROTONIN through blockage of presynaptic ALPHA-2 ADRENERGIC RECEPTORS. It also blocks both 5-HT2 and 5-HT3 serotonin receptors and is a potent HISTAMINE H1 RECEPTOR antagonist. It is used for the treatment of depression, and may also be useful for the treatment of anxiety disorders. | 2.1 | 1 | 0 | benzazepine; tetracyclic antidepressant | alpha-adrenergic antagonist; anxiolytic drug; H1-receptor antagonist; histamine antagonist; oneirogen; serotonergic antagonist |
| nalidixic acid [no description available] | 2.1 | 1 | 0 | 1,8-naphthyridine derivative; monocarboxylic acid; quinolone antibiotic | antibacterial drug; antimicrobial agent; DNA synthesis inhibitor |
| nefazodone nefazodone: may be useful as an opiate adjunct | 2.1 | 1 | 0 | aromatic ether; monochlorobenzenes; N-alkylpiperazine; N-arylpiperazine; triazoles | alpha-adrenergic antagonist; analgesic; antidepressant; serotonergic antagonist; serotonin uptake inhibitor |
| norfloxacin Norfloxacin: A synthetic fluoroquinolone (FLUOROQUINOLONES) with broad-spectrum antibacterial activity against most gram-negative and gram-positive bacteria. Norfloxacin inhibits bacterial DNA GYRASE.. norfloxacin : A quinolinemonocarboxylic acid with broad-spectrum antibacterial activity against most gram-negative and gram-positive bacteria. Norfloxacin is bactericidal and its mode of action depends on blocking of bacterial DNA replication by binding itself to an enzyme called DNA gyrase. | 2.1 | 1 | 0 | fluoroquinolone antibiotic; N-arylpiperazine; quinolinemonocarboxylic acid; quinolone antibiotic; quinolone | antibacterial drug; DNA synthesis inhibitor; environmental contaminant; xenobiotic |
| nortriptyline Nortriptyline: A metabolite of AMITRIPTYLINE that is also used as an antidepressive agent. Nortriptyline is used in major depression, dysthymia, and atypical depressions.. nortriptyline : An organic tricyclic compound that is 10,11-dihydro-5H-dibenzo[a,d][7]annulene substituted by a 3-(methylamino)propylidene group at position 5. It is an active metabolite of amitriptyline. | 2.1 | 1 | 0 | organic tricyclic compound; secondary amine | adrenergic uptake inhibitor; analgesic; antidepressant; antineoplastic agent; apoptosis inducer; drug metabolite |
| ofloxacin Ofloxacin: A synthetic fluoroquinolone antibacterial agent that inhibits the supercoiling activity of bacterial DNA GYRASE, halting DNA REPLICATION.. 9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid : An oxazinoquinoline that is 2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinolin-7-one substituted by methyl, carboxy, fluoro, and 4-methylpiperazin-1-yl groups at positions 3, 6, 9, and 10, respectively.. ofloxacin : A racemate comprising equimolar amounts of levofloxacin and dextrofloxacin. It is a synthetic fluoroquinolone antibacterial agent which inhibits the supercoiling activity of bacterial DNA gyrase, halting DNA replication. | 2.1 | 1 | 0 | 3-oxo monocarboxylic acid; N-arylpiperazine; N-methylpiperazine; organofluorine compound; oxazinoquinoline | |
| oxotremorine Oxotremorine: A non-hydrolyzed muscarinic agonist used as a research tool. | 2.1 | 1 | 0 | N-alkylpyrrolidine | |
| oxprenolol Oxprenolol: A beta-adrenergic antagonist used in the treatment of hypertension, angina pectoris, arrhythmias, and anxiety. | 2.1 | 1 | 0 | aromatic ether | |
| aminosalicylic acid Aminosalicylic Acid: An antitubercular agent often administered in association with ISONIAZID. The sodium salt of the drug is better tolerated than the free acid.. 4-aminosalicylic acid : An aminobenzoic acid that is salicylic acid substituted by an amino group at position 4. | 2.1 | 1 | 0 | aminobenzoic acid; phenols | antitubercular agent |
| pargyline Pargyline: A monoamine oxidase inhibitor with antihypertensive properties. | 2.08 | 1 | 0 | aromatic amine | |
| periciazine periciazine: was heading 1963-94 (Prov 1963-72); use PHENOTHIAZINES to search PROPERICIAZINE 1966-94. periciazine : A member of the class of phenothiazines that is 10H-phenothiazine substituted by a 3-(4-hydroxypiperidin-1-yl)propyl group at the nitrogen atom and a carbonitrile group at position 2. Periciazine is a first generation antipsychotic. | 2.1 | 1 | 0 | hydroxypiperidine; nitrile; phenothiazines | adrenergic antagonist; first generation antipsychotic; sedative |
| phenobarbital Phenobarbital: A barbituric acid derivative that acts as a nonselective central nervous system depressant. It potentiates GAMMA-AMINOBUTYRIC ACID action on GABA-A RECEPTORS, and modulates chloride currents through receptor channels. It also inhibits glutamate induced depolarizations.. phenobarbital : A member of the class of barbiturates, the structure of which is that of barbituric acid substituted at C-5 by ethyl and phenyl groups. | 1.97 | 1 | 0 | barbiturates | anticonvulsant; drug allergen; excitatory amino acid antagonist; sedative |
| pindolol Pindolol: A moderately lipophilic beta blocker (ADRENERGIC BETA-ANTAGONISTS). It is non-cardioselective and has intrinsic sympathomimetic actions, but little membrane-stabilizing activity. (From Martindale, The Extra Pharmocopoeia, 30th ed, p638). pindolol : A member of the class of indols which is the 2-hydroxy-3-(isopropylamino)propyl ether derivative of 1H-indol-4-ol. | 2.1 | 1 | 0 | indoles; secondary amine | antiglaucoma drug; antihypertensive agent; beta-adrenergic antagonist; serotonergic antagonist; vasodilator agent |
| piperazine [no description available] | 4.7 | 8 | 0 | azacycloalkane; piperazines; saturated organic heteromonocyclic parent | anthelminthic drug |
| piracetam Piracetam: A compound suggested to be both a nootropic and a neuroprotective agent. | 2.45 | 2 | 0 | organonitrogen compound; organooxygen compound | |
| potassium chloride Potassium Chloride: A white crystal or crystalline powder used in BUFFERS; FERTILIZERS; and EXPLOSIVES. It can be used to replenish ELECTROLYTES and restore WATER-ELECTROLYTE BALANCE in treating HYPOKALEMIA.. potassium chloride : A metal chloride salt with a K(+) counterion. | 2.05 | 1 | 0 | inorganic chloride; inorganic potassium salt; potassium salt | fertilizer |
| primaquine Primaquine: An aminoquinoline that is given by mouth to produce a radical cure and prevent relapse of vivax and ovale malarias following treatment with a blood schizontocide. It has also been used to prevent transmission of falciparum malaria by those returning to areas where there is a potential for re-introduction of malaria. Adverse effects include anemias and GI disturbances. (From Martindale, The Extra Pharmacopeia, 30th ed, p404). primaquine : An N-substituted diamine that is pentane-1,4-diamine substituted by a 6-methoxyquinolin-8-yl group at the N(4) position. It is a drug used in the treatment of malaria and Pneumocystis pneumonia. | 2.1 | 1 | 0 | aminoquinoline; aromatic ether; N-substituted diamine | antimalarial |
| probenecid Probenecid: The prototypical uricosuric agent. It inhibits the renal excretion of organic anions and reduces tubular reabsorption of urate. Probenecid has also been used to treat patients with renal impairment, and, because it reduces the renal tubular excretion of other drugs, has been used as an adjunct to antibacterial therapy.. probenecid : A sulfonamide in which the nitrogen of 4-sulfamoylbenzoic acid is substituted with two propyl groups. | 2.1 | 1 | 0 | benzoic acids; sulfonamide | uricosuric drug |
| procainamide Procainamide: A class Ia antiarrhythmic drug that is structurally-related to PROCAINE.. procainamide : A benzamide that is 4-aminobenzamide substituted on the amide N by a 2-(diethylamino)ethyl group. It is a pharmaceutical antiarrhythmic agent used for the medical treatment of cardiac arrhythmias. | 2.1 | 1 | 0 | benzamides | anti-arrhythmia drug; platelet aggregation inhibitor; sodium channel blocker |
| procaine Procaine: A local anesthetic of the ester type that has a slow onset and a short duration of action. It is mainly used for infiltration anesthesia, peripheral nerve block, and spinal block. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1016).. procaine : A benzoate ester, formally the result of esterification of 4-aminobenzoic acid with 2-diethylaminoethanol but formed experimentally by reaction of ethyl 4-aminobenzoate with 2-diethylaminoethanol. | 2.1 | 1 | 0 | benzoate ester; substituted aniline; tertiary amino compound | central nervous system depressant; drug allergen; local anaesthetic; peripheral nervous system drug |
| promazine Promazine: A phenothiazine with actions similar to CHLORPROMAZINE but with less antipsychotic activity. It is primarily used in short-term treatment of disturbed behavior and as an antiemetic.. promazine : A phenothiazine deriative in which the phenothiazine tricycle has a 3-(dimethylaminopropyl) group at the N-10 position. | 2.1 | 1 | 0 | phenothiazines; tertiary amine | antiemetic; dopaminergic antagonist; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; H1-receptor antagonist; muscarinic antagonist; phenothiazine antipsychotic drug; serotonergic antagonist |
| promethazine Promethazine: A phenothiazine derivative with histamine H1-blocking, antimuscarinic, and sedative properties. It is used as an antiallergic, in pruritus, for motion sickness and sedation, and also in animals.. promethazine : A tertiary amine that is a substituted phenothiazine in which the ring nitrogen at position 10 is attached to C-3 of an N,N-dimethylpropan-2-amine moiety. | 2.1 | 1 | 0 | phenothiazines; tertiary amine | anti-allergic agent; anticoronaviral agent; antiemetic; antipruritic drug; H1-receptor antagonist; local anaesthetic; sedative |
| propafenone Propafenone: An antiarrhythmia agent that is particularly effective in ventricular arrhythmias. It also has weak beta-blocking activity.. propafenone : An aromatic ketone that is 3-(propylamino)propane-1,2-diol in which the hydrogen of the primary hydroxy group is replaced by a 2-(3-phenylpropanoyl)phenyl group. It is a class 1C antiarrhythmic drug with local anesthetic effects, and is used as the hydrochloride salt in the management of supraventricular and ventricular arrhythmias. | 2.1 | 1 | 0 | aromatic ketone; secondary alcohol; secondary amino compound | anti-arrhythmia drug |
| propranolol Propranolol: A widely used non-cardioselective beta-adrenergic antagonist. Propranolol has been used for MYOCARDIAL INFARCTION; ARRHYTHMIA; ANGINA PECTORIS; HYPERTENSION; HYPERTHYROIDISM; MIGRAINE; PHEOCHROMOCYTOMA; and ANXIETY but adverse effects instigate replacement by newer drugs.. propranolol : A propanolamine that is propan-2-ol substituted by a propan-2-ylamino group at position 1 and a naphthalen-1-yloxy group at position 3. | 2.1 | 1 | 0 | naphthalenes; propanolamine; secondary amine | anti-arrhythmia drug; antihypertensive agent; anxiolytic drug; beta-adrenergic antagonist; environmental contaminant; human blood serum metabolite; vasodilator agent; xenobiotic |
| ranitidine [no description available] | 2.1 | 1 | 0 | aralkylamine | |
| risperidone Risperidone: A selective blocker of DOPAMINE D2 RECEPTORS and SEROTONIN 5-HT2 RECEPTORS that acts as an atypical antipsychotic agent. It has been shown to improve both positive and negative symptoms in the treatment of SCHIZOPHRENIA.. risperidone : A member of the class of pyridopyrimidines that is 2-methyl-6,7,8,9-tetrahydropyrido[1,2-a]pyrimidin-4-one carrying an additional 2-[4-(6-fluoro-1,2-benzoxazol-3-yl)piperidin-1-yl]ethyl group at position 2. | 2.1 | 1 | 0 | 1,2-benzoxazoles; heteroarylpiperidine; organofluorine compound; pyridopyrimidine | alpha-adrenergic antagonist; dopaminergic antagonist; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; H1-receptor antagonist; psychotropic drug; second generation antipsychotic; serotonergic antagonist |
| sotalol Sotalol: An adrenergic beta-antagonist that is used in the treatment of life-threatening arrhythmias.. sotalol : A sulfonamide that is N-phenylmethanesulfonamide in which the phenyl group is substituted at position 4 by a 1-hydroxy-2-(isopropylamino)ethyl group. It has both beta-adrenoreceptor blocking (Vaughan Williams Class II) and cardiac action potential duration prolongation (Vaughan Williams Class III) antiarrhythmic properties. It is used (usually as the hydrochloride salt) for the management of ventricular and supraventricular arrhythmias. | 2.1 | 1 | 0 | ethanolamines; secondary alcohol; secondary amino compound; sulfonamide | anti-arrhythmia drug; beta-adrenergic antagonist; environmental contaminant; xenobiotic |
| sulfasalazine Sulfasalazine: A drug that is used in the management of inflammatory bowel diseases. Its activity is generally considered to lie in its metabolic breakdown product, 5-aminosalicylic acid (see MESALAMINE) released in the colon. (From Martindale, The Extra Pharmacopoeia, 30th ed, p907). sulfasalazine : An azobenzene consisting of diphenyldiazene having a carboxy substituent at the 4-position, a hydroxy substituent at the 3-position and a 2-pyridylaminosulphonyl substituent at the 4'-position. | 2.1 | 1 | 0 | ||
| sumatriptan Sumatriptan: A serotonin agonist that acts selectively at 5HT1 receptors. It is used in the treatment of MIGRAINE DISORDERS.. sumatriptan : A sulfonamide that consists of N,N-dimethyltryptamine bearing an additional (N-methylsulfamoyl)methyl substituent at position 5. Selective agonist for a vascular 5-HT1 receptor subtype (probably a member of the 5-HT1D family). Used (in the form of its succinate salt) for the acute treatment of migraine with or without aura in adults. | 2.1 | 1 | 0 | sulfonamide; tryptamines | serotonergic agonist; vasoconstrictor agent |
| suprofen Suprofen: An IBUPROFEN-type anti-inflammatory analgesic and antipyretic. It inhibits prostaglandin synthesis and has been proposed as an anti-arthritic.. suprofen : An aromatic ketone that is thiophene substituted at C-2 by a 4-(1-carboxyethyl)benzoyl group. | 2.1 | 1 | 0 | aromatic ketone; monocarboxylic acid; thiophenes | antirheumatic drug; drug allergen; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; non-narcotic analgesic; non-steroidal anti-inflammatory drug; peripheral nervous system drug |
| gatifloxacin Gatifloxacin: A fluoroquinolone antibacterial agent and DNA TOPOISOMERASE II inhibitor that is used as an ophthalmic solution for the treatment of BACTERIAL CONJUNCTIVITIS.. gatifloxacin : A monocarboxylic acid that is 4-oxo-1,4-dihydroquinoline-3-carboxylic acid which is substituted on the nitrogen by a cyclopropyl group and at positions 6, 7, and 8 by fluoro, 3-methylpiperazin-1-yl, and methoxy groups, respectively. Gatifloxacin is an antibiotic of the fourth-generation fluoroquinolone family, that like other members of that family, inhibits the bacterial topoisomerase type-II enzymes. | 2.1 | 1 | 0 | N-arylpiperazine; organofluorine compound; quinolinemonocarboxylic acid; quinolone antibiotic; quinolone | antiinfective agent; antimicrobial agent; EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor |
| terbutaline Terbutaline: A selective beta-2 adrenergic agonist used as a bronchodilator and tocolytic.. terbutaline : A member of the class of phenylethanolamines that is catechol substituted at position 5 by a 2-(tert-butylamino)-1-hydroxyethyl group. | 2.1 | 1 | 0 | phenylethanolamines; resorcinols | anti-asthmatic drug; beta-adrenergic agonist; bronchodilator agent; EC 3.1.1.7 (acetylcholinesterase) inhibitor; hypoglycemic agent; sympathomimetic agent; tocolytic agent |
| terfenadine Terfenadine: A selective histamine H1-receptor antagonist devoid of central nervous system depressant activity. The drug was used for ALLERGY but withdrawn due to causing LONG QT SYNDROME. | 2.1 | 1 | 0 | diarylmethane | |
| tetracaine Tetracaine: A potent local anesthetic of the ester type used for surface and spinal anesthesia.. tetracaine : A benzoate ester in which 4-N-butylbenzoic acid and 2-(dimethylamino)ethanol have combined to form the ester bond; a local ester anaesthetic (ester caine) used for surface and spinal anaesthesia. | 2.1 | 1 | 0 | benzoate ester; tertiary amino compound | local anaesthetic |
| 2,4-thiazolidinedione thiazolidine-2,4-dione: structure in first source. 1,3-thiazolidine-2,4-dione : A thiazolidenedione carrying oxo substituents at positions 2 and 4. | 2.01 | 1 | 0 | thiazolidenedione | |
| thioridazine Thioridazine: A phenothiazine antipsychotic used in the management of PHYCOSES, including SCHIZOPHRENIA.. thioridazine : A phenothiazine derivative having a methylsulfanyl subsitituent at the 2-position and a (1-methylpiperidin-2-yl)ethyl] group at the N-10 position. | 6.93 | 1 | 0 | phenothiazines; piperidines | alpha-adrenergic antagonist; dopaminergic antagonist; EC 1.8.1.12 (trypanothione-disulfide reductase) inhibitor; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; first generation antipsychotic; H1-receptor antagonist; serotonergic antagonist |
| tolmetin Tolmetin: A non-steroidal anti-inflammatory agent (ANTI-INFLAMMATORY AGENTS, NON-STEROIDAL) similar in mode of action to INDOMETHACIN.. tolmetin : A monocarboxylic acid that is (1-methylpyrrol-2-yl)acetic acid substituted at position 5 on the pyrrole ring by a 4-methylbenzoyl group. Used in the form of its sodium salt dihydrate as a nonselective nonsteroidal anti-inflammatory drug. | 2.1 | 1 | 0 | aromatic ketone; monocarboxylic acid; pyrroles | EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; non-steroidal anti-inflammatory drug |
| trazodone Trazodone: A serotonin uptake inhibitor that is used as an antidepressive agent. It has been shown to be effective in patients with major depressive disorders and other subsets of depressive disorders. It is generally more useful in depressive disorders associated with insomnia and anxiety. This drug does not aggravate psychotic symptoms in patients with schizophrenia or schizoaffective disorders. (From AMA Drug Evaluations Annual, 1994, p309). trazodone : An N-arylpiperazine in which one nitrogen is substituted by a 3-chlorophenyl group, while the other is substituted by a 3-(3-oxo[1,2,4]triazolo[4,3-a]pyridin-2(3H)-yl)propyl group. | 2.1 | 1 | 0 | monochlorobenzenes; N-alkylpiperazine; N-arylpiperazine; triazolopyridine | adrenergic antagonist; antidepressant; anxiolytic drug; H1-receptor antagonist; sedative; serotonin uptake inhibitor |
| trimeprazine Trimeprazine: A phenothiazine derivative that is used as an antipruritic. | 2.1 | 1 | 0 | phenothiazines | |
| trimipramine Trimipramine: Tricyclic antidepressant similar to IMIPRAMINE, but with more antihistaminic and sedative properties.. trimipramine : A dibenzoazepine that is 10,11-dihydro-5H-dibenzo[b,f]azepine substituted by a 3-(dimethylamino)-2-methylpropyl group at the nitrogen atom. It is used as an antidepressant. | 2.1 | 1 | 0 | dibenzoazepine; tertiary amino compound | antidepressant; environmental contaminant; xenobiotic |
| venlafaxine venlafaxine : A tertiary amino compound that is N,N-dimethylethanamine substituted at position 1 by a 1-hydroxycyclohexyl and 4-methoxyphenyl group. | 2.1 | 1 | 0 | cyclohexanols; monomethoxybenzene; tertiary alcohol; tertiary amino compound | adrenergic uptake inhibitor; analgesic; antidepressant; dopamine uptake inhibitor; environmental contaminant; serotonin uptake inhibitor; xenobiotic |
| sorbitol D-glucitol : The D-enantiomer of glucitol (also known as D-sorbitol). | 2.36 | 2 | 0 | glucitol | cathartic; Escherichia coli metabolite; food humectant; human metabolite; laxative; metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite; sweetening agent |
| alloxan Alloxan: Acidic compound formed by oxidation of URIC ACID. It is isolated as an efflorescent crystalline hydrate.. alloxan : A member of the class of pyrimidones, the structure of which is that of perhydropyrimidine substituted at C-2, -4, -5 and -6 by oxo groups. | 2.31 | 1 | 0 | pyrimidone | hyperglycemic agent; metabolite |
| thymidine [no description available] | 2.01 | 1 | 0 | pyrimidine 2'-deoxyribonucleoside | Escherichia coli metabolite; human metabolite; metabolite; mouse metabolite |
| benzimidazole 1H-benzimidazole : The 1H-tautomer of benzimidazole. | 9.22 | 8 | 7 | benzimidazole; polycyclic heteroarene | |
| hydroxyproline Hydroxyproline: A hydroxylated form of the imino acid proline. A deficiency in ASCORBIC ACID can result in impaired hydroxyproline formation.. hydroxyproline : A proline derivative that is proline substituted by at least one hydroxy group. | 7.74 | 3 | 0 | 4-hydroxyproline; L-alpha-amino acid zwitterion | human metabolite; mouse metabolite; plant metabolite |
| dextroamphetamine Dextroamphetamine: The d-form of AMPHETAMINE. It is a central nervous system stimulant and a sympathomimetic. It has also been used in the treatment of narcolepsy and of attention deficit disorders and hyperactivity in children. Dextroamphetamine has multiple mechanisms of action including blocking uptake of adrenergics and dopamine, stimulating release of monamines, and inhibiting monoamine oxidase. It is also a drug of abuse and a psychotomimetic.. (S)-amphetamine : A 1-phenylpropan-2-amine that has S configuration. | 2.1 | 1 | 0 | 1-phenylpropan-2-amine | adrenergic agent; adrenergic uptake inhibitor; dopamine uptake inhibitor; dopaminergic agent; neurotoxin; sympathomimetic agent |
| carbachol Carbachol: A slowly hydrolyzed CHOLINERGIC AGONIST that acts at both MUSCARINIC RECEPTORS and NICOTINIC RECEPTORS. | 1.96 | 1 | 0 | ammonium salt; carbamate ester | cardiotonic drug; miotic; muscarinic agonist; nicotinic acetylcholine receptor agonist; non-narcotic analgesic |
| penicillamine Penicillamine: 3-Mercapto-D-valine. The most characteristic degradation product of the penicillin antibiotics. It is used as an antirheumatic and as a chelating agent in Wilson's disease.. penicillamine : An alpha-amino acid having the structure of valine substituted at the beta position with a sulfanyl group. | 2.1 | 1 | 0 | non-proteinogenic alpha-amino acid; penicillamine | antirheumatic drug; chelator; copper chelator; drug allergen |
| cysteine [no description available] | 2.06 | 1 | 0 | cysteine zwitterion; cysteine; L-alpha-amino acid; proteinogenic amino acid; serine family amino acid | EC 4.3.1.3 (histidine ammonia-lyase) inhibitor; flour treatment agent; human metabolite |
| penicillin g Penicillin G: A penicillin derivative commonly used in the form of its sodium or potassium salts in the treatment of a variety of infections. It is effective against most gram-positive bacteria and against gram-negative cocci. It has also been used as an experimental convulsant because of its actions on GAMMA-AMINOBUTYRIC ACID mediated synaptic transmission.. benzylpenicillin : A penicillin in which the substituent at position 6 of the penam ring is a phenylacetamido group. | 2.1 | 1 | 0 | penicillin allergen; penicillin | antibacterial drug; drug allergen; epitope |
| pentylenetetrazole Pentylenetetrazole: A pharmaceutical agent that displays activity as a central nervous system and respiratory stimulant. It is considered a non-competitive GAMMA-AMINOBUTYRIC ACID antagonist. Pentylenetetrazole has been used experimentally to study seizure phenomenon and to identify pharmaceuticals that may control seizure susceptibility.. pentetrazol : An organic heterobicyclic compound that is 1H-tetrazole in which the hydrogens at positions 1 and 5 are replaced by a pentane-1,5-diyl group. A central and respiratory stimulant, it was formerly used for the treatment of cough and other respiratory tract disorders, cardiovascular disorders including hypotension, and pruritis. | 2.53 | 2 | 0 | organic heterobicyclic compound; organonitrogen heterocyclic compound | |
| isonicotinic acid isonicotinic acid : A pyridinemonocarboxylic acid in which the carboxy group is at position 4 of the pyridine ring. | 2.1 | 1 | 0 | pyridinemonocarboxylic acid | algal metabolite; human metabolite |
| alanine Alanine: A non-essential amino acid that occurs in high levels in its free state in plasma. It is produced from pyruvate by transamination. It is involved in sugar and acid metabolism, increases IMMUNITY, and provides energy for muscle tissue, BRAIN, and the CENTRAL NERVOUS SYSTEM.. alanine : An alpha-amino acid that consists of propionic acid bearing an amino substituent at position 2. | 2.47 | 2 | 0 | alanine zwitterion; alanine; L-alpha-amino acid; proteinogenic amino acid; pyruvate family amino acid | EC 4.3.1.15 (diaminopropionate ammonia-lyase) inhibitor; fundamental metabolite |
| serine Serine: A non-essential amino acid occurring in natural form as the L-isomer. It is synthesized from GLYCINE or THREONINE. It is involved in the biosynthesis of PURINES; PYRIMIDINES; and other amino acids.. serine : An alpha-amino acid that is alanine substituted at position 3 by a hydroxy group. | 2.94 | 4 | 0 | L-alpha-amino acid; proteinogenic amino acid; serine family amino acid; serine zwitterion; serine | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
| aspartic acid Aspartic Acid: One of the non-essential amino acids commonly occurring in the L-form. It is found in animals and plants, especially in sugar cane and sugar beets. It may be a neurotransmitter.. aspartic acid : An alpha-amino acid that consists of succinic acid bearing a single alpha-amino substituent. L-aspartic acid : The L-enantiomer of aspartic acid. | 3.82 | 3 | 0 | aspartate family amino acid; aspartic acid; L-alpha-amino acid; proteinogenic amino acid | Escherichia coli metabolite; mouse metabolite; neurotransmitter |
| glutamine Glutamine: A non-essential amino acid present abundantly throughout the body and is involved in many metabolic processes. It is synthesized from GLUTAMIC ACID and AMMONIA. It is the principal carrier of NITROGEN in the body and is an important energy source for many cells.. L-glutamine : An optically active form of glutamine having L-configuration.. glutamine : An alpha-amino acid that consists of butyric acid bearing an amino substituent at position 2 and a carbamoyl substituent at position 4. | 2.02 | 1 | 0 | amino acid zwitterion; glutamine family amino acid; glutamine; L-alpha-amino acid; polar amino acid zwitterion; proteinogenic amino acid | EC 1.14.13.39 (nitric oxide synthase) inhibitor; Escherichia coli metabolite; human metabolite; metabolite; micronutrient; mouse metabolite; nutraceutical; Saccharomyces cerevisiae metabolite |
| cyanides Cyanides: Inorganic salts of HYDROGEN CYANIDE containing the -CN radical. The concept also includes isocyanides. It is distinguished from NITRILES, which denotes organic compounds containing the -CN radical.. cyanides : Salts and C-organyl derivatives of hydrogen cyanide, HC#N.. isocyanide : The isomer HN(+)#C(-) of hydrocyanic acid, HC#N, and its hydrocarbyl derivatives RNC (RN(+)#C(-)).. cyanide : A pseudohalide anion that is the conjugate base of hydrogen cyanide. | 2.44 | 2 | 0 | pseudohalide anion | EC 1.9.3.1 (cytochrome c oxidase) inhibitor |
| physostigmine Physostigmine: A cholinesterase inhibitor that is rapidly absorbed through membranes. It can be applied topically to the conjunctiva. It also can cross the blood-brain barrier and is used when central nervous system effects are desired, as in the treatment of severe anticholinergic toxicity. | 2.1 | 1 | 0 | carbamate ester; indole alkaloid | antidote to curare poisoning; EC 3.1.1.8 (cholinesterase) inhibitor; miotic |
| tetrabenazine 9,10-dimethoxy-3-isobutyl-1,3,4,6,7,11b-hexahydro-2H-pyrido[2,1-a]isoquinolin-2-one : A benzoquinolizine that is 1,2,3,4,4a,9,10,10a-octahydrophenanthrene in which the carbon at position 10a is replaced by a nitrogen and which is substituted by an isobutyl group at position 2, an oxo group at position 3, and methoxy groups at positions 6 and 7. | 7.47 | 2 | 0 | benzoquinolizine; cyclic ketone; tertiary amino compound | |
| carbostyril Quinolones: A group of derivatives of naphthyridine carboxylic acid, quinoline carboxylic acid, or NALIDIXIC ACID.. quinolin-2(1H)-one : A quinolone that is 1,2-dihydroquinoline substituted by an oxo group at position 2. | 2.01 | 1 | 0 | monohydroxyquinoline; quinolone | bacterial xenobiotic metabolite |
| phenylephrine Phenylephrine: An alpha-1 adrenergic agonist used as a mydriatic, nasal decongestant, and cardiotonic agent.. phenylephrine : A member of the class of the class of phenylethanolamines that is (1R)-2-(methylamino)-1-phenylethan-1-ol carrying an additional hydroxy substituent at position 3 on the phenyl ring. | 2.05 | 1 | 0 | phenols; phenylethanolamines; secondary amino compound | alpha-adrenergic agonist; cardiotonic drug; mydriatic agent; nasal decongestant; protective agent; sympathomimetic agent; vasoconstrictor agent |
| tyrosine Tyrosine: A non-essential amino acid. In animals it is synthesized from PHENYLALANINE. It is also the precursor of EPINEPHRINE; THYROID HORMONES; and melanin.. tyrosine : An alpha-amino acid that is phenylalanine bearing a hydroxy substituent at position 4 on the phenyl ring. | 2.48 | 2 | 0 | amino acid zwitterion; erythrose 4-phosphate/phosphoenolpyruvate family amino acid; L-alpha-amino acid; proteinogenic amino acid; tyrosine | EC 1.3.1.43 (arogenate dehydrogenase) inhibitor; fundamental metabolite; micronutrient; nutraceutical |
| cysteamine Cysteamine: A mercaptoethylamine compound that is endogenously derived from the COENZYME A degradative pathway. The fact that cysteamine is readily transported into LYSOSOMES where it reacts with CYSTINE to form cysteine-cysteamine disulfide and CYSTEINE has led to its use in CYSTINE DEPLETING AGENTS for the treatment of CYSTINOSIS.. cysteamine : An amine that consists of an ethane skeleton substituted with a thiol group at C-1 and an amino group at C-2. | 1.98 | 1 | 0 | amine; thiol | geroprotector; human metabolite; mouse metabolite; radiation protective agent |
| 4-toluenesulfonic acid 4-toluenesulfonic acid: RN given refers to parent cpd; other RNs in 9th CI Form Index. toluene-4-sulfonic acid : An arenesulfonic acid that is benzenesulfonic acid in which the hydrogen at position 4 is replaced by a methyl group. | 3.19 | 1 | 0 | arenesulfonic acid; toluenes | |
| leucine Leucine: An essential branched-chain amino acid important for hemoglobin formation.. leucine : A branched-chain amino acid that consists of glycine in which one of the hydrogens attached to the alpha-carbon is substituted by an isobutyl group. | 9.3 | 9 | 7 | amino acid zwitterion; L-alpha-amino acid; leucine; proteinogenic amino acid; pyruvate family amino acid | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; plant metabolite; Saccharomyces cerevisiae metabolite |
| aniline [no description available] | 2.48 | 2 | 0 | anilines; primary arylamine | |
| 2-aminoisobutyric acid 2-aminoisobutyric acid: RN given refers to unlabeled cpd. 2-aminoisobutyric acid : A rare, non-protein amino acid and end-product of pyrimidine metabolism, excreted in urine and found in some antibiotics of fungal origin. With the exception of a few bacteria, it is non-metabolisable, and therefore used in bioassays. | 2.06 | 1 | 0 | 2,2-dialkylglycine zwitterion; 2,2-dialkylglycine | |
| dimethylnitrosamine Dimethylnitrosamine: A nitrosamine derivative with alkylating, carcinogenic, and mutagenic properties. It causes serious liver damage and is a hepatocarcinogen in rodents. | 2.05 | 1 | 0 | nitrosamine | geroprotector; mutagen |
| methionine Methionine: A sulfur-containing essential L-amino acid that is important in many body functions.. methionine : A sulfur-containing amino acid that is butyric acid bearing an amino substituent at position 2 and a methylthio substituent at position 4. | 7.06 | 1 | 0 | aspartate family amino acid; L-alpha-amino acid; methionine zwitterion; methionine; proteinogenic amino acid | antidote to paracetamol poisoning; human metabolite; micronutrient; mouse metabolite; nutraceutical |
| phenylalanine Phenylalanine: An essential aromatic amino acid that is a precursor of MELANIN; DOPAMINE; noradrenalin (NOREPINEPHRINE), and THYROXINE.. L-phenylalanine : The L-enantiomer of phenylalanine.. phenylalanine : An aromatic amino acid that is alanine in which one of the methyl hydrogens is substituted by a phenyl group. | 2.51 | 2 | 0 | amino acid zwitterion; erythrose 4-phosphate/phosphoenolpyruvate family amino acid; L-alpha-amino acid; phenylalanine; proteinogenic amino acid | algal metabolite; EC 3.1.3.1 (alkaline phosphatase) inhibitor; Escherichia coli metabolite; human xenobiotic metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; Saccharomyces cerevisiae metabolite |
| cytidine [no description available] | 2.02 | 1 | 0 | cytidines | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
| cycloheximide Cycloheximide: Antibiotic substance isolated from streptomycin-producing strains of Streptomyces griseus. It acts by inhibiting elongation during protein synthesis.. cycloheximide : A dicarboximide that is 4-(2-hydroxyethyl)piperidine-2,6-dione in which one of the hydrogens attached to the carbon bearing the hydroxy group is replaced by a 3,5-dimethyl-2-oxocyclohexyl group. It is an antibiotic produced by the bacterium Streptomyces griseus. | 2.05 | 1 | 0 | antibiotic fungicide; cyclic ketone; dicarboximide; piperidine antibiotic; piperidones; secondary alcohol | anticoronaviral agent; bacterial metabolite; ferroptosis inhibitor; neuroprotective agent; protein synthesis inhibitor |
| cycloserine Cycloserine: Antibiotic substance produced by Streptomyces garyphalus.. D-cycloserine : A 4-amino-1,2-oxazolidin-3-one that has R configuration. It is an antibiotic produced by Streptomyces garyphalus or S. orchidaceus and is used as part of a multi-drug regimen for the treatment of tuberculosis when resistance to, or toxicity from, primary drugs has developed. An analogue of D-alanine, it interferes with bacterial cell wall synthesis in the cytoplasm by competitive inhibition of L-alanine racemase (which forms D-alanine from L-alanine) and D-alanine--D-alanine ligase (which incorporates D-alanine into the pentapeptide required for peptidoglycan formation and bacterial cell wall synthesis). | 2.06 | 1 | 0 | 4-amino-1,2-oxazolidin-3-one; organonitrogen heterocyclic antibiotic; organooxygen heterocyclic antibiotic; zwitterion | antiinfective agent; antimetabolite; antitubercular agent; metabolite; NMDA receptor agonist |
| ampicillin Ampicillin: Semi-synthetic derivative of penicillin that functions as an orally active broad-spectrum antibiotic.. ampicillin : A penicillin in which the substituent at position 6 of the penam ring is a 2-amino-2-phenylacetamido group. | 2.1 | 1 | 0 | beta-lactam antibiotic; penicillin allergen; penicillin | antibacterial drug |
| mannitol [no description available] | 2.03 | 1 | 0 | mannitol | allergen; antiglaucoma drug; compatible osmolytes; Escherichia coli metabolite; food anticaking agent; food bulking agent; food humectant; food stabiliser; food thickening agent; hapten; metabolite; osmotic diuretic; sweetening agent |
| ornithine Ornithine: An amino acid produced in the urea cycle by the splitting off of urea from arginine.. ornithine : An alpha-amino acid that is pentanoic acid bearing two amino substituents at positions 2 and 5. | 2.65 | 3 | 0 | non-proteinogenic L-alpha-amino acid; ornithine | algal metabolite; hepatoprotective agent; mouse metabolite |
| histidine Histidine: An essential amino acid that is required for the production of HISTAMINE.. L-histidine : The L-enantiomer of the amino acid histidine.. histidine : An alpha-amino acid that is propanoic acid bearing an amino substituent at position 2 and a 1H-imidazol-4-yl group at position 3. | 2.03 | 1 | 0 | amino acid zwitterion; histidine; L-alpha-amino acid; polar amino acid zwitterion; proteinogenic amino acid | algal metabolite; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; Saccharomyces cerevisiae metabolite |
| valine Valine: A branched-chain essential amino acid that has stimulant activity. It promotes muscle growth and tissue repair. It is a precursor in the penicillin biosynthetic pathway.. valine : A branched-chain amino acid that consists of glycine in which one of the hydrogens attached to the alpha-carbon is substituted by an isopropyl group.. L-valine : The L-enantiomer of valine. | 2.71 | 3 | 0 | L-alpha-amino acid zwitterion; L-alpha-amino acid; proteinogenic amino acid; pyruvate family amino acid; valine | algal metabolite; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; Saccharomyces cerevisiae metabolite |
| threonine Threonine: An essential amino acid occurring naturally in the L-form, which is the active form. It is found in eggs, milk, gelatin, and other proteins.. threonine : An alpha-amino acid in which one of the hydrogens attached to the alpha-carbon of glycine is substituted by a 1-hydroxyethyl group. | 2.03 | 1 | 0 | amino acid zwitterion; aspartate family amino acid; L-alpha-amino acid; proteinogenic amino acid; threonine | algal metabolite; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; Saccharomyces cerevisiae metabolite |
| tryptophan Tryptophan: An essential amino acid that is necessary for normal growth in infants and for NITROGEN balance in adults. It is a precursor of INDOLE ALKALOIDS in plants. It is a precursor of SEROTONIN (hence its use as an antidepressant and sleep aid). It can be a precursor to NIACIN, albeit inefficiently, in mammals.. tryptophan : An alpha-amino acid that is alanine bearing an indol-3-yl substituent at position 3. | 2.1 | 1 | 0 | erythrose 4-phosphate/phosphoenolpyruvate family amino acid; L-alpha-amino acid zwitterion; L-alpha-amino acid; proteinogenic amino acid; tryptophan zwitterion; tryptophan | antidepressant; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; Saccharomyces cerevisiae metabolite |
| isoleucine Isoleucine: An essential branched-chain aliphatic amino acid found in many proteins. It is an isomer of LEUCINE. It is important in hemoglobin synthesis and regulation of blood sugar and energy levels.. isoleucine : A 2-amino-3-methylpentanoic acid having either (2R,3R)- or (2S,3S)-configuration.. L-isoleucine : The L-enantiomer of isoleucine. | 2.06 | 1 | 0 | aspartate family amino acid; isoleucine; L-alpha-amino acid zwitterion; L-alpha-amino acid; proteinogenic amino acid | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; plant metabolite; Saccharomyces cerevisiae metabolite |
| arginine Arginine: An essential amino acid that is physiologically active in the L-form.. arginine : An alpha-amino acid that is glycine in which the alpha-is substituted by a 3-guanidinopropyl group. | 7.39 | 2 | 0 | arginine; glutamine family amino acid; L-alpha-amino acid; proteinogenic amino acid | biomarker; Escherichia coli metabolite; micronutrient; mouse metabolite; nutraceutical |
| ethylene Plastipore: high density polyethylene sponge biocompatible material; used as posts in dental bridges | 2.05 | 1 | 0 | alkene; gas molecular entity | plant hormone; refrigerant |
| methylamine methyl group : An alkyl group that is the univalent group derived from methane by removal of a hydrogen atom. | 2.72 | 3 | 0 | methylamines; one-carbon compound; primary aliphatic amine | mouse metabolite |
| propane Propane: A three carbon alkane with the formula H3CCH2CH3. | 7.76 | 3 | 0 | alkane; gas molecular entity | food propellant |
| ethylamine ethylamine : A two-carbon primary aliphatic amine. | 2.44 | 2 | 0 | primary aliphatic amine | human metabolite |
| acetonitrile acetonitrile: RN given refers to unlabeled cpd. acetonitrile : A nitrile that is hydrogen cyanide in which the hydrogen has been replaced by a methyl group. | 2.45 | 2 | 0 | aliphatic nitrile; volatile organic compound | EC 3.5.1.4 (amidase) inhibitor; NMR chemical shift reference compound; polar aprotic solvent |
| cyclopropane cyclopropane : A cycloalkane composed of three carbon atoms to form a ring. | 2.03 | 1 | 0 | cycloalkane; cyclopropanes | inhalation anaesthetic |
| tromethamine Tromethamine: An organic amine proton acceptor. It is used in the synthesis of surface-active agents and pharmaceuticals; as an emulsifying agent for cosmetic creams and lotions, mineral oil and paraffin wax emulsions, as a biological buffer, and used as an alkalizer. (From Merck, 11th ed; Martindale, The Extra Pharmacopoeia, 30th ed, p1424) | 2.1 | 1 | 0 | primary amino compound; triol | buffer |
| acrylic acid acrylic acid: RN given refers to parent cpd. acrylic acid : A alpha,beta-unsaturated monocarboxylic acid that is ethene substituted by a carboxy group. | 2.05 | 1 | 0 | alpha,beta-unsaturated monocarboxylic acid | metabolite |
| n-methylacetamide N-methylacetamide: RN given refers to parent cpd. N-methylacetamide : A monocarboxylic acid amide that is the N-methyl derivative of acetamide. | 2.03 | 1 | 0 | acetamides; monocarboxylic acid amide | metabolite |
| methacrylamide [no description available] | 7.11 | 1 | 0 | acrylamides; primary carboxamide | |
| camphene camphene : A monoterpene with a bicyclic skeleton that is bicyclo[2.2.1]heptane substituted by geminal methyl groups at position 2 and a methylidene group at position 3. It is a widespread natural product found in many essential oils. | 2.31 | 1 | 0 | carbobicyclic compound; monoterpene | fragrance; plant metabolite |
| dichlorodicyanobenzoquinone dichlorodicyanobenzoquinone: request from searcher | 2.08 | 1 | 0 | ||
| brompheniramine Brompheniramine: Histamine H1 antagonist used in treatment of allergies, rhinitis, and urticaria.. brompheniramine : Pheniramine in which the hydrogen at position 4 of the phenyl substituent is substituted by bromine. A histamine H1 receptor antagonist, brompheniramine is used (commonly as its maleate salt) for the symptomatic relief of allergic conditions, including rhinitis and conjunctivitis. | 2.1 | 1 | 0 | organobromine compound; pyridines | anti-allergic agent; H1-receptor antagonist |
| penicillin v Penicillin V: A broad-spectrum penicillin antibiotic used orally in the treatment of mild to moderate infections by susceptible gram-positive organisms.. phenoxymethylpenicillin : A penicillin compound having a 6beta-(phenoxyacetyl)amino side-chain. | 2.1 | 1 | 0 | penicillin allergen; penicillin | |
| phthalide 2-benzofuran-1(3H)-one : A gamma-lactone that is 1,3-dihydro-2-benzofuran in which the hydrogens at position 1 are replaced by an oxo group.. isobenzofuranone : A 2-benzofuran containing one or more oxo groups. | 6.94 | 1 | 0 | 2-benzofurans; gamma-lactone | |
| xylitol xylooligosaccharide: structure in first source. pentitol : An alditol obtained by reduction of any pentose.. xylooligosaccharide : An oligosaccharide comprised of xylose residues. | 2.05 | 1 | 0 | ||
| n-vinyl-2-pyrrolidinone N-vinyl-2-pyrrolidinone: monomer of POVIDONE; structure given in first source | 2.62 | 3 | 0 | pyrrolidin-2-ones | |
| quinoxalines quinoxaline : A naphthyridine in which the nitrogens are at positions 1 and 4. | 9.43 | 10 | 7 | mancude organic heterobicyclic parent; naphthyridine; ortho-fused heteroarene | |
| quinoline [no description available] | 7.5 | 2 | 0 | azaarene; mancude organic heterobicyclic parent; ortho-fused heteroarene; quinolines | |
| isatin tribulin: endogenous MONOAMINE OXIDASE inhibitory activity extractable into ethyl acetate found in brain and many mammalian tissues and fluids; ISATIN is a major component; produced in excess following alcohol withdrawal; | 8.19 | 5 | 0 | indoledione | EC 1.4.3.4 (monoamine oxidase) inhibitor; plant metabolite |
| diphenyl diphenyl: RN given refers to unlabeled cpd; structure | 2.85 | 4 | 0 | aromatic fungicide; benzenes; biphenyls | antifungal agrochemical; antimicrobial food preservative |
| phenylpiperazine phenylpiperazine: RN given refers to parent cpd | 2.1 | 1 | 0 | ||
| 2-naphthoic acid 2-naphthoic acid: RN given refers to parent cpd. 2-naphthoic acid : A naphthoic acid that is naphthalene carrying a carboxy group at position 2. | 2.1 | 1 | 0 | naphthoic acid | mouse metabolite; xenobiotic metabolite |
| mecoprop mecoprop: RN given refers to cpd without isomeric designation; structure. 2-(4-chloro-2-methylphenoxy)propanoic acid : A monocarboxylic acid that is lactic acid in which the hydroxyl hydrogen is replaced by a 4-chloro-2-methylphenyl group.. mecoprop : A racemate comprising equimolar amounts of (R)- and (S)-mecoprop. | 2.1 | 1 | 0 | aromatic ether; monocarboxylic acid; monochlorobenzenes | |
| synephrine [no description available] | 2.1 | 1 | 0 | ethanolamines; phenethylamine alkaloid; phenols | alpha-adrenergic agonist; plant metabolite |
| benzotriazole benzotriazole: inhibitor of atmospheric metal corrosion; also component of motion picture film & Neva brake fluid. benzotriazole : The simplest member of the class of benzotriazoles that consists of a benzene nucleus fused to a 1H-1,2,3-triazole ring. | 2.08 | 1 | 0 | benzotriazoles | environmental contaminant; xenobiotic |
| methyl acrylate [no description available] | 2.04 | 1 | 0 | enoate ester | |
| 4-butyrolactone 4-Butyrolactone: One of the FURANS with a carbonyl thereby forming a cyclic lactone. It is an endogenous compound made from gamma-aminobutyrate and is the precursor of gamma-hydroxybutyrate. It is also used as a pharmacological agent and solvent.. tetrahydrofuranone : Any oxolane having an oxo- substituent at any position on the tetrahydrofuran ring.. gamma-butyrolactone : A butan-4-olide that is tetrahydrofuran substituted by an oxo group at position 2. | 2.08 | 1 | 0 | butan-4-olide | metabolite; neurotoxin |
| cyclohexanecarboxylic acid cyclohexanecarboxylic acid: RN given refers to parent cpd. cyclohexanecarboxylic acid : A monocarboxylic acid that consists of cyclohexane substituted by a carboxy group. | 2.48 | 2 | 0 | monocarboxylic acid | |
| 3-aminobenzoic acid 3-aminobenzoic acid: RN given refers to parent cpd. 3-aminobenzoic acid : An aminobenzoic acid carrying an amino group at position 3. | 2.06 | 1 | 0 | aminobenzoic acid | |
| styrene Styrene: A colorless, toxic liquid with a strong aromatic odor. It is used to make rubbers, polymers and copolymers, and polystyrene plastics.. styrene : A vinylarene that is benzene carrying a vinyl group. It has been isolated from the benzoin resin produced by Styrax species. | 2.13 | 1 | 0 | styrenes; vinylarene; volatile organic compound | mouse metabolite; mutagen; plant metabolite |
| benzonitrile benzonitrile : A nitrile that is hydrogen cyanide in which the hydrogen has been replaced by a phenyl group. | 2.55 | 2 | 0 | benzenes; nitrile | |
| 2-ethylpyridine 2-ethylpyridine: RN given refers to compound with locant | 1.96 | 1 | 0 | ||
| allyl alcohol allyl alcohol: structure. allylic alcohol : An alcohol where the hydroxy group is attached to a saturated carbon atom adjacent to a double bond (R groups may be H, organyl, etc.).. allyl alcohol : A propenol in which the C=C bond connects C-2 and C-3. It is has been found in garlic (Allium sativum). Formerly used as a herbicide for the control of various grass and weed seeds. | 2.74 | 3 | 0 | primary allylic alcohol; propenol | antibacterial agent; fungicide; herbicide; insecticide; plant metabolite |
| glyoxal [no description available] | 2.1 | 1 | 0 | dialdehyde | agrochemical; allergen; pesticide; plant growth regulator |
| 3-hydroxybutanal [no description available] | 2.79 | 3 | 0 | ||
| deanol Deanol: An antidepressive agent that has also been used in the treatment of movement disorders. The mechanism of action is not well understood.. N,N-dimethylethanolamine : A tertiary amine that is ethanolamine having two N-methyl substituents. | 2.1 | 1 | 0 | ethanolamines; tertiary amine | curing agent; radical scavenger |
| 2,6-lutidine 2,6-dimethylpyridine : A member of the class of methylpyridines that is pyridine carrying methyl substituents at positions 2 and 6. | 1.96 | 1 | 0 | methylpyridines | |
| 4-methylpyridine 4-methylpyridine: structure in first source. 4-methylpyridine : A methylpyridine in which the methyl substituent is at position 4. | 1.96 | 1 | 0 | methylpyridine | |
| cyclohexanone [no description available] | 2.13 | 1 | 0 | cyclohexanones | human xenobiotic metabolite |
| thiophenol thiophenol : A thiol in which the sulfanyl group is attached to a phenyl group. | 7.13 | 1 | 0 | aryl thiol | |
| 3-methylpyridine 3-methylpyridine : A methylpyridine that is pyridine substituted by a methyl group at position 3. | 1.96 | 1 | 0 | methylpyridine | |
| 4-methylmorpholine [no description available] | 2.1 | 1 | 0 | ||
| 2-methylpiperidine 2-methylpiperidine: RN given refers to parent cpd without isomeric designation; structure given in first source | 1.96 | 1 | 0 | piperidines | |
| 2-picoline 2-picoline: structure in first source. 2-methylpyridine : A methylpyridine carrying a methyl substituent at position 2. | 1.96 | 1 | 0 | methylpyridine | |
| pentane Pentanes: Five-carbon saturated hydrocarbon group of the methane series. Include isomers and derivatives.. pentane : A straight chain alkane consisting of 5 carbon atoms. | 2.06 | 1 | 0 | alkane; volatile organic compound | non-polar solvent; refrigerant |
| n-butylamine n-butylamine: RN given refers to parent cpd. butan-1-amine : A primary aliphatic amine that is butane substituted by an amino group at position 1. | 2.1 | 1 | 0 | primary aliphatic amine | |
| pyrroles 1H-pyrrole : A tautomer of pyrrole that has the double bonds at positions 2 and 4.. pyrrole : A five-membered monocyclic heteroarene comprising one NH and four CH units which forms the parent compound of the pyrrole group of compounds. Its five-membered ring structure has three tautomers. A 'closed class'.. azole : Any monocyclic heteroarene consisting of a five-membered ring containing nitrogen. Azoles can also contain one or more other non-carbon atoms, such as nitrogen, sulfur or oxygen. | 11.32 | 30 | 0 | pyrrole; secondary amine | |
| tetrahydrofuran oxolane : A cyclic ether that is butane in which one hydrogen from each methyl group is substituted by an oxygen. | 2.73 | 3 | 0 | cyclic ether; oxolanes; saturated organic heteromonocyclic parent; volatile organic compound | polar aprotic solvent |
| furan furan : A monocyclic heteroarene with a structure consisting of a 5-membered ring containing four carbons and one oxygen, with formula C4H4O. It is a toxic, flammable, low-boiling (31degreeC) colourless liquid. | 7 | 1 | 0 | furans; mancude organic heteromonocyclic parent; monocyclic heteroarene | carcinogenic agent; hepatotoxic agent; Maillard reaction product |
| thiophenes Thiophenes: A monocyclic heteroarene furan in which the oxygen atom is replaced by a sulfur.. thiophenes : Compounds containing at least one thiophene ring. | 2.48 | 2 | 0 | mancude organic heteromonocyclic parent; monocyclic heteroarene; thiophenes; volatile organic compound | non-polar solvent |
| cyclohexane Cyclohexane: C6H12. cyclohexane : An alicyclic hydrocarbon comprising a ring of six carbon atoms; the cyclic form of hexane, used as a raw material in the manufacture of nylon. | 1.94 | 1 | 0 | cycloalkane; volatile organic compound | non-polar solvent |
| cyclohexene cyclohexene : A cycloalkene that is cylohexane with a single double bond. | 2.03 | 1 | 0 | cycloalkene | |
| piperidine [no description available] | 7.22 | 52 | 0 | azacycloalkane; piperidines; saturated organic heteromonocyclic parent; secondary amine | base; catalyst; human metabolite; non-polar solvent; plant metabolite; protic solvent; reagent |
| morpholine [no description available] | 5.51 | 12 | 0 | morpholines; saturated organic heteromonocyclic parent | NMR chemical shift reference compound |
| hexahydroazepine hexahydroazepine: RN given refers to parent cpd. azepane : An azacycloalkane that is cycloheptane in which one of the carbon atoms is replaced by a nitrogen atom. | 3.86 | 3 | 0 | azacycloalkane; azepanes; saturated organic heteromonocyclic parent | |
| ergotamine Ergotamine: A vasoconstrictor found in ergot of Central Europe. It is a serotonin agonist that has been used as an oxytocic agent and in the treatment of MIGRAINE DISORDERS.. ergotamine : A peptide ergot alkaloid that is dihydroergotamine in which a double bond replaces the single bond between positions 9 and 10. | 2.1 | 1 | 0 | peptide ergot alkaloid | alpha-adrenergic agonist; mycotoxin; non-narcotic analgesic; oxytocic; serotonergic agonist; vasoconstrictor agent |
| 2'-hydroxyacetophenone 2-acetylphenol : A monohydroxyacetophenone that is acetophenone in which one of the hydrogens ortho to the acetyl group has been replaced by a hydroxy group. | 2.21 | 1 | 0 | monohydroxyacetophenone; phenols | flavouring agent |
| isoquinoline [no description available] | 2.74 | 3 | 0 | azaarene; isoquinolines; mancude organic heterobicyclic parent; ortho-fused heteroarene | |
| tropine [no description available] | 6.93 | 1 | 0 | ||
| n-methylpyrrolidine N-methylpyrrolidine: RN given refers to parent cpd | 2.93 | 4 | 0 | ||
| triethylamine [no description available] | 2.1 | 1 | 0 | tertiary amine | |
| meglumine Meglumine: 1-Deoxy-1-(methylamino)-D-glucitol. A derivative of sorbitol in which the hydroxyl group in position 1 is replaced by a methylamino group. Often used in conjunction with iodinated organic compounds as contrast medium.. N-methylglucamine : A hexosamine that is D-glucitol in which the hydroxy group at position 1 is substituted by the nitrogen of a methylamino group. A crystalline base, it is used in preparing salts of certain acids for use as diagnostic radiopaque media, while its antimonate is used as an antiprotozoal in the treatment of leishmaniasis. | 2.1 | 1 | 0 | hexosamine; secondary amino compound | |
| chloroprocaine chloroprocaine: RN given refers to parent cpd; structure. chloroprocaine : Procaine in which one of the hydrogens ortho- to the carboxylic acid group is substituted by chlorine. It is used as its monohydrochloride salt as a local anaesthetic, particularly for oral surgery. It has the advantage over lidocaine of constricting blood vessels, so reducing bleeding. | 2.1 | 1 | 0 | benzoate ester; monochlorobenzenes | central nervous system depressant; local anaesthetic; peripheral nervous system drug |
| carbamol carbamol: RN given refers to cpd with specified locant | 2.08 | 1 | 0 | ureas | |
| 2-hydroxypyridine hydroxypyridine : Any member of the class of pyridines with at least one hydroxy substituent.. pyridin-2-ol : A monohydroxypyridine that is pyridine substituted by a hydroxy group at position 2. | 1.96 | 1 | 0 | monohydroxypyridine | plant metabolite |
| D-proline [no description available] | 2.06 | 1 | 0 | D-alpha-amino acid zwitterion; D-alpha-amino acid; proline | mouse metabolite |
| potassium cyanide [no description available] | 2.01 | 1 | 0 | cyanide salt; one-carbon compound; potassium salt | EC 1.15.1.1 (superoxide dismutase) inhibitor; EC 1.9.3.1 (cytochrome c oxidase) inhibitor; neurotoxin |
| aziridine [no description available] | 2.1 | 1 | 0 | azacycloalkane; aziridines; saturated organic heteromonocyclic parent | alkylating agent |
| perylene Perylene: A 20-carbon dibenz(de,kl)anthracene that can be viewed as a naphthalene fused to a phenalene or as dinaphthalene. It is used as fluorescent lipid probe in the cytochemistry of membranes and is a polycyclic hydrocarbon pollutant in soil and water. Derivatives may be carcinogenic.. perylene : An ortho- and peri-fused polycyclic arene comprising of five benzene rings that is anthracene in which the d,e and k,l sides are fused to benzene rings. | 2.15 | 1 | 0 | ortho- and peri-fused polycyclic arene; perylenes | |
| quinazolines Quinazolines: A group of aromatic heterocyclic compounds that contain a bicyclic structure with two fused six-membered aromatic rings, a benzene ring and a pyrimidine ring.. quinazoline : A mancude organic heterobicyclic parent that is naphthalene in which the carbon atoms at positions 1 and 3 have been replaced by nitrogen atoms.. quinazolines : Any organic heterobicyclic compound based on a quinazoline skeleton and its substituted derivatives. | 2.13 | 1 | 0 | azaarene; mancude organic heterobicyclic parent; ortho-fused heteroarene; quinazolines | |
| acridines Acridines: Compounds that include the structure of acridine.. acridine : A polycyclic heteroarene that is anthracene in which one of the central CH groups is replaced by a nitrogen atom. | 2.13 | 1 | 0 | acridines; mancude organic heterotricyclic parent; polycyclic heteroarene | genotoxin |
| benzofuran benzofuran: RN & structure given in first source. 1-benzofuran : A benzofuran consisting of fused benzene and furan rings. It is the parent compound of the class of 1-benzofurans. | 2.1 | 1 | 0 | 1-benzofurans; benzofuran | |
| benzoxazoles 1,3-benzoxazole : A benzoxazole in which the benzene ring is fused to a 1,3-oxazole ring across positions 4 and 5.. benzoxazole : Compounds based on a fused 1,2- or 1,3-oxazole and benzene bicyclic ring skeleton. | 2.52 | 2 | 0 | 1,3-benzoxazoles; mancude organic heterobicyclic parent | |
| adamantane Adamantane: A tricyclo bridged hydrocarbon. | 7.44 | 2 | 0 | adamantanes; polycyclic alkane | |
| cyclohexene oxide cyclohexene oxide: inhibitor of epoxide hydrase; structure | 2.01 | 1 | 0 | ||
| cyclopentane Cyclopentanes: A group of alicyclic hydrocarbons with the general formula R-C5H9.. cyclopentanes : Cyclopentane and its derivatives formed by substitution. | 3.17 | 5 | 0 | cycloalkane; cyclopentanes; volatile organic compound | non-polar solvent |
| isoxazoles Isoxazoles: Azoles with an OXYGEN and a NITROGEN next to each other at the 1,2 positions, in contrast to OXAZOLES that have nitrogens at the 1,3 positions.. isoxazole : A monocyclic heteroarene with a structure consisting of a 5-membered ring containing three carbon atoms and an oxygen and nitrogen atom adjacent to each other. It is the parent of the class of isoxazoles.. isoxazoles : Oxazoles in which the N and O atoms are adjacent. | 4.78 | 5 | 0 | isoxazoles; mancude organic heteromonocyclic parent; monocyclic heteroarene | |
| oxazoles Oxazoles: Five-membered heterocyclic ring structures containing an oxygen in the 1-position and a nitrogen in the 3-position, in distinction from ISOXAZOLES where they are at the 1,2 positions.. 1,3-oxazole : A five-membered monocyclic heteroarene that is an analogue of cyclopentadiene with O in place of CH2 at position 1 and N in place of CH at position 3.. oxazole : An azole based on a five-membered heterocyclic aromatic skeleton containing one N and one O atom. | 5.11 | 5 | 0 | 1,3-oxazoles; mancude organic heteromonocyclic parent; monocyclic heteroarene | |
| thiazoles [no description available] | 4.27 | 5 | 0 | 1,3-thiazoles; mancude organic heteromonocyclic parent; monocyclic heteroarene | |
| 1,2,4-triazole 1,2,4-triazole: RN given refers to 1H-1,2,4-triazole | 3.17 | 1 | 0 | 1,2,4-triazole | |
| pyridazine pyridazine: structure given in first source | 3.17 | 1 | 0 | diazine; pyridazines | |
| pyrimidine pyrimidine : The parent compound of the pyrimidines; a diazine having the two nitrogens at the 1- and 3-positions. | 9.26 | 5 | 0 | diazine; pyrimidines | Daphnia magna metabolite |
| pyrazines Pyrazines: A heterocyclic aromatic organic compound with the chemical formula C4H4N2.. pyrazine : A diazine that is benzene in which the carbon atoms at positions 1 and 4 have been replaced by nitrogen atoms. | 3.17 | 1 | 0 | diazine; pyrazines | Daphnia magna metabolite |
| ephedrine Ephedrine: A phenethylamine found in EPHEDRA SINICA. PSEUDOEPHEDRINE is an isomer. It is an alpha- and beta-adrenergic agonist that may also enhance release of norepinephrine. It has been used for asthma, heart failure, rhinitis, and urinary incontinence, and for its central nervous system stimulatory effects in the treatment of narcolepsy and depression. It has become less extensively used with the advent of more selective agonists.. (-)-ephedrine : A phenethylamine alkaloid that is 2-phenylethanamine substituted by a methyl group at the amino nitrogen and a methyl and a hydroxy group at position 2 and 1 respectively. | 2.1 | 1 | 0 | phenethylamine alkaloid; phenylethanolamines | bacterial metabolite; environmental contaminant; nasal decongestant; plant metabolite; sympathomimetic agent; vasoconstrictor agent; xenobiotic |
| hydrazine diamine : Any polyamine that contains two amino groups. | 2.06 | 1 | 0 | azane; hydrazines | EC 4.3.1.10 (serine-sulfate ammonia-lyase) inhibitor |
| dibenzepin dibenzepin: was heading 1975-94 (see under DIBENZAZEPINES 1975-90); use DIBENZAZEPINES to search DIBENZEPIN 1975-94; tricyclic antidepressant similar in action to imipramine | 2.1 | 1 | 0 | dibenzodiazepine | |
| galantamine Galantamine: A benzazepine derived from norbelladine. It is found in GALANTHUS and other AMARYLLIDACEAE. It is a cholinesterase inhibitor that has been used to reverse the muscular effects of GALLAMINE TRIETHIODIDE and TUBOCURARINE and has been studied as a treatment for ALZHEIMER DISEASE and other central nervous system disorders.. galanthamine : A benzazepine alkaloid isolated from certain species of daffodils. | 2.54 | 2 | 0 | benzazepine alkaloid fundamental parent; benzazepine alkaloid; organic heterotetracyclic compound; tertiary amino compound | antidote to curare poisoning; cholinergic drug; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; plant metabolite |
| trifluoroethylamine trifluoroethylamine: RN given refers to cpd with unspecified fluorine locants | 2.1 | 1 | 0 | ||
| cyanamide Cyanamide: A cyanide compound which has been used as a fertilizer, defoliant and in many manufacturing processes. It often occurs as the calcium salt, sometimes also referred to as cyanamide. The citrated calcium salt is used in the treatment of alcoholism.. cyanamide : A nitrile that is hydrogen cyanide in which the hydrogen has been replaced by an amino group. | 2.02 | 1 | 0 | nitrile; one-carbon compound | EC 1.2.1.3 [aldehyde dehydrogenase (NAD(+))] inhibitor |
| 2-aminopurine 2-Aminopurine: A purine that is an isomer of ADENINE (6-aminopurine).. aminopurine : Any purine having at least one amino substituent.. 2-aminopurine : The parent compound of the 2-aminopurines, comprising a purine core carrying an amino substituent at the 2-position. | 2.06 | 1 | 0 | 2-aminopurines; nucleobase analogue | antimetabolite |
| coniine coniine: alkaloid isolated from Conium maculatum L.; properties as an analgesics, antineuralgic, & teratogen; RN given refers to parent cpd without isomeric designation; structure | 1.96 | 1 | 0 | ||
| 2-fluoroethylamine 2-fluoroethylamine: structure in first source | 2.1 | 1 | 0 | ||
| 3-aminopyridine [no description available] | 1.96 | 1 | 0 | ||
| propadiene [no description available] | 2.48 | 2 | 0 | allenes | |
| dextropropoxyphene Dextropropoxyphene: A narcotic analgesic structurally related to METHADONE. Only the dextro-isomer has an analgesic effect; the levo-isomer appears to exert an antitussive effect.. propoxyphene : A racemate of the (1R,2R)- and (1S,2R)- diastereoisomers.. dextropropoxyphene : The (1S,2R)-(+)-diastereoisomer of propoxyphene. | 2.1 | 1 | 0 | 1-benzyl-3-(dimethylamino)-2-methyl-1-phenylpropyl propanoate | mu-opioid receptor agonist; opioid analgesic |
| kainic acid Kainic Acid: (2S-(2 alpha,3 beta,4 beta))-2-Carboxy-4-(1-methylethenyl)-3-pyrrolidineacetic acid. Ascaricide obtained from the red alga Digenea simplex. It is a potent excitatory amino acid agonist at some types of excitatory amino acid receptors and has been used to discriminate among receptor types. Like many excitatory amino acid agonists it can cause neurotoxicity and has been used experimentally for that purpose. | 3.31 | 6 | 0 | dicarboxylic acid; L-proline derivative; non-proteinogenic L-alpha-amino acid; pyrrolidinecarboxylic acid | antinematodal drug; excitatory amino acid agonist |
| indoline indoline: structure given in first source | 9.08 | 4 | 0 | indoles | |
| arecaidine [no description available] | 2.1 | 1 | 0 | citraconoyl group | |
| 4-hydroxybutyric acid 4-hydroxybutyric acid: was an entry term to Sodium Oxybate (74-98). 4-hydroxybutyric acid : A 4-hydroxy monocarboxylic acid that is butyric acid in which one of the hydrogens at position 4 is replaced by a hydroxy group. | 2.06 | 1 | 0 | 4-hydroxy monocarboxylic acid; hydroxybutyric acid | general anaesthetic; GHB receptor agonist; neurotoxin; sedative |
| azetidine [no description available] | 4.14 | 4 | 0 | azacycloalkane; azetidines; saturated organic heteromonocyclic parent | |
| isovaleric acid isovaleric acid: structure. isovaleric acid : A C5, branched-chain saturated fatty acid. | 1.99 | 1 | 0 | branched-chain saturated fatty acid; methylbutyric acid; short-chain fatty acid | mammalian metabolite; plant metabolite |
| alpha-aminopyridine alpha-aminopyridine: RN given refers to parent cpd; structure in Merck Index, 9th ed, #485. aminopyridine : Compounds containing a pyridine skeleton substituted by one or more amine groups. | 1.96 | 1 | 0 | ||
| thiazolidines Thiazolidines: Reduced (protonated) form of THIAZOLES. They can be oxidized to THIAZOLIDINEDIONES. | 3.56 | 2 | 0 | thiazolidine | |
| gluconic acid gluconic acid: zinc gluconate has anti-inflammatory activity; RN given refers to (D)-isomer; all RRs refers to (D)-isomer unless otherwise noted. ketogluconic acid : A gluconic acid that contains a ketonic carbonyl group.. D-gluconic acid : A gluconic acid having D-configuration. | 2.1 | 1 | 0 | gluconic acid | chelator; Penicillium metabolite |
| 3-ethylpyridine 3-ethylpyridine: structure given in Merck | 1.96 | 1 | 0 | pyridines | |
| methamphetamine Methamphetamine: A central nervous system stimulant and sympathomimetic with actions and uses similar to DEXTROAMPHETAMINE. The smokable form is a drug of abuse and is referred to as crank, crystal, crystal meth, ice, and speed.. methamphetamine : A member of the class of amphetamines in which the amino group of (S)-amphetamine carries a methyl substituent. | 2.52 | 2 | 0 | amphetamines; secondary amine | central nervous system stimulant; environmental contaminant; neurotoxin; psychotropic drug; xenobiotic |
| malondialdehyde Malondialdehyde: The dialdehyde of malonic acid.. malonaldehyde : A dialdehyde that is propane substituted by two oxo groups at the terminal carbon atoms respectively. A biomarker of oxidative damage to lipids caused by smoking, it exists in vivo mainly in the enol form. | 2.44 | 2 | 0 | dialdehyde | biomarker |
| trinitrobenzenesulfonic acid Trinitrobenzenesulfonic Acid: A reagent that is used to neutralize peptide terminal amino groups.. 2,4,6-trinitrobenzenesulfonic acid : The arenesulfonic acid that is benzenesulfonic acid with three nitro substituents in the 2-, 4- and 6-positions. | 2.03 | 1 | 0 | arenesulfonic acid; C-nitro compound | epitope; explosive; reagent |
| aminopenicillanic acid aminopenicillanic acid: RN given refers to parent cpd; structure. 6-aminopenicillanic acid : A penicillanic acid compound having a (6R)-amino substituent. The active nucleus common to all penicillins, it may be substituted at the 6-amino position to form the semisynthetic penicillins, resulting in a variety of antibacterial and pharmacologic characteristics. | 2.1 | 1 | 0 | amino acid zwitterion; penicillanic acids | allergen |
| glycyl-glycyl-glycine glycyl-glycyl-glycine : A tripeptide in which three glycine units are linked via peptide bonds in a linear sequence. | 2.1 | 1 | 0 | tripeptide zwitterion; tripeptide | |
| 4-methyl-1-(1-methylethyl)-3-cyclohexen-1-ol 4-methyl-1-(1-methylethyl)-3-cyclohexen-1-ol: structure in first source. 4-terpineol : A terpineol that is 1-menthene carrying a hydroxy substituent at position 4. | 2.06 | 1 | 0 | terpineol; tertiary alcohol | anti-inflammatory agent; antibacterial agent; antineoplastic agent; antioxidant; antiparasitic agent; apoptosis inducer; plant metabolite; volatile oil component |
| diepoxybutane diepoxybutane: difunctional alkylating agent; RN given refers to cpd with unspecified isomeric designation; structure | 1.99 | 1 | 0 | epoxide | mutagen |
| malachite green malachite green: RN given refers to parent cpd; structure. malachite green : An organic chloride salt that is the monochloride salt of malachite green cation. Used as a green-coloured dye, as a counter-stain in histology, and for its anti-fungal properties in aquaculture. | 2.17 | 1 | 0 | organic chloride salt | antibacterial agent; antifungal drug; carcinogenic agent; environmental contaminant; fluorochrome; histological dye; teratogenic agent |
| allyl acetate allyl acetate: potential fumigant for treating stored grains | 2.11 | 1 | 0 | ||
| n,n-dimethylethylamine [no description available] | 2.1 | 1 | 0 | ||
| diethylmethylamine [no description available] | 7.37 | 2 | 0 | ||
| 2-pyrrolidone 2-pyrrolidone: RN given refers to parent cpd. pyrrolidin-2-one : The simplest member of the class of pyrrolidin-2-ones, consisting of pyrrolidine in which the hydrogens at position 2 are replaced by an oxo group. The lactam arising by the formal intramolecular condensation of the amino and carboxy groups of gamma-aminobutyric acid (GABA). | 2.42 | 2 | 0 | pyrrolidin-2-ones | metabolite; polar solvent |
| glycine ethyl ester glycine ethyl ester: RN given refers to parent cpd | 2.1 | 1 | 0 | ||
| n-methylpiperidine N-methylpiperidine: RN given refers to parent cpd | 2.4 | 2 | 0 | ||
| c.i. 42510 Rosaniline Dyes: Compounds that contain the triphenylmethane aniline structure found in rosaniline. Many of them have a characteristic magenta color and are used as COLORING AGENTS.. basic fuchsin : A four-component mixture of chemically related dyes comprising pararosanilin, rosanilin, magenta II and new fuchsin in varying amounts. rosanilin : A hydrochloride that is the monohydrochloride of 4-[(4-aminophenyl)(4-iminocyclohexa-2,5-dien-1-ylidene)methyl]-2-methylaniline. One of the major constituents of Basic fuchsin, together with pararosanilin, magenta II and new fuchsin. | 2.17 | 1 | 0 | ||
| benzydamine Benzydamine: A benzyl-indazole having analgesic, antipyretic, and anti-inflammatory effects. It is used to reduce post-surgical and post-traumatic pain and edema and to promote healing. It is also used topically in treatment of RHEUMATIC DISEASES and INFLAMMATION of the mouth and throat.. benzydamine : A member of the class of indazoles carrying benzyl and 3-(dimethylamino)propyl groups at positions 1 and 3 respectively. A locally-acting nonsteroidal anti-inflammatory drug that also exhibits local anaesthetic and analgesic properties. | 2.1 | 1 | 0 | aromatic ether; indazoles; tertiary amino compound | analgesic; central nervous system stimulant; hallucinogen; local anaesthetic; non-steroidal anti-inflammatory drug |
| erythromycin Erythromycin: A bacteriostatic antibiotic macrolide produced by Streptomyces erythreus. Erythromycin A is considered its major active component. In sensitive organisms, it inhibits protein synthesis by binding to 50S ribosomal subunits. This binding process inhibits peptidyl transferase activity and interferes with translocation of amino acids during translation and assembly of proteins.. erythromycin : Any of several wide-spectrum macrolide antibiotics obtained from actinomycete Saccharopolyspora erythraea (formerly known as Streptomyces erythraeus).. erythromycin A : An erythromycin that consists of erythronolide A having 2,6-dideoxy-3-C-methyl-3-O-methyl-alpha-L-ribo-hexopyranosyl and 3,4,6-trideoxy-3-(dimethylamino)-beta-D-xylo-hexopyranosyl residues attahced at positions 4 and 6 respectively. | 2.49 | 2 | 0 | cyclic ketone; erythromycin | |
| formal glycol [no description available] | 3.15 | 1 | 0 | cyclic acetal; dioxolane | |
| 2-piperidone 2-piperidone: structure given in first source. piperidin-2-one : A delta-lactam that is piperidine which is substituted by an oxo group at position 2. | 2.51 | 2 | 0 | delta-lactam; piperidones | EC 1.2.1.88 (L-glutamate gamma-semialdehyde dehydrogenase) inhibitor |
| tempidon 2,2,6,6-tetramethyl-4-piperidinone: structure in first source | 2.1 | 1 | 0 | piperidones | |
| n-nitrosopyrrolidine N-Nitrosopyrrolidine: Carcinogenic nitrosamine that may be formed from preservatives in meats during their preparation or in the liver during metabolism. | 2.05 | 1 | 0 | pyrrolidines | |
| deoxycytidine [no description available] | 2.21 | 1 | 0 | pyrimidine 2'-deoxyribonucleoside | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
| pyrrole-2-carboxaldehyde 2-pyrrolecarboxaldehyde: structure in first source. pyrrole-2-carboxaldehyde : A pyrrole carrying a formyl substituent at the 2-position. | 2.03 | 1 | 0 | 1,3-thiazole-2-carbaldehyde; pyrroles | |
| pyridine-2-carboxaldehyde pyridine-2-carboxaldehyde: structure in first source. 2-formylpyridine : A pyridinecarbaldehyde that is pyridine in which the hydrogen at position 2 is replaced by a formyl group. | 2.08 | 1 | 0 | pyridinecarbaldehyde | |
| sodium hydroxide Sodium Hydroxide: A highly caustic substance that is used to neutralize acids and make sodium salts. (From Merck Index, 11th ed) | 2.02 | 1 | 0 | alkali metal hydroxide | |
| vancomycin Vancomycin: Antibacterial obtained from Streptomyces orientalis. It is a glycopeptide related to RISTOCETIN that inhibits bacterial cell wall assembly and is toxic to kidneys and the inner ear.. vancomycin : A complex glycopeptide from Streptomyces orientalis. It inhibits a specific step in the synthesis of the peptidoglycan layer in the Gram-positive bacteria Staphylococcus aureus and Clostridium difficile. | 2.1 | 1 | 0 | glycopeptide | antibacterial drug; antimicrobial agent; bacterial metabolite |
| clopyralid clopyralid : An organochlorine pesticide having a 3,6-dichlorinated picolinic acid structure. | 2.1 | 1 | 0 | organochlorine pesticide; pyridines | herbicide |
| dimethylaminopropionitrile [no description available] | 2.1 | 1 | 0 | ||
| tetrabutylammonium tetrabutylammonium: lipophilic probe; RN given refers to parent cpd | 2.02 | 1 | 0 | quaternary ammonium ion | |
| pimozide Pimozide: A diphenylbutylpiperidine that is effective as an antipsychotic agent and as an alternative to HALOPERIDOL for the suppression of vocal and motor tics in patients with Tourette syndrome. Although the precise mechanism of action is unknown, blockade of postsynaptic dopamine receptors has been postulated. (From AMA Drug Evaluations Annual, 1994, p403). pimozide : A member of the class of benzimidazoles that is 1,3-dihydro-2H-benzimidazol-2-one in which one of the nitrogens is substituted by a piperidin-4-yl group, which in turn is substituted on the nitrogen by a 4,4-bis(p-fluorophenyl)butyl group. | 2.1 | 1 | 0 | benzimidazoles; heteroarylpiperidine; organofluorine compound | antidyskinesia agent; dopaminergic antagonist; first generation antipsychotic; H1-receptor antagonist; serotonergic antagonist |
| azetidyl-2-carboxylic acid azetidyl-2-carboxylic acid: a proline analog (with 4-membered ring in place of 5); a toxic non-protein amino acid that is misincorporated into protein in place of proline; induces nonfunctional heat-shock proteins; inhibits acquired thermotolerance; RN given refers to (L)-isomer; found in beets and Liliaceae. (S)-azetidine-2-carboxylic acid : The (S)-enantiomer of azetidine-2-carboxylic acid.. azetidinecarboxylic acid : A member of the class of azetidines that is azetidine substituted by at least one carboxy group at unspecified position. | 2.47 | 2 | 0 | azetidine-2-carboxylic acid | |
| 5-phenylvaleric acid 5-phenylvaleric acid: from Polygonum salicifolium. 5-phenylpentanoic acid : A monocarboxylic acid that is valeric acid substituted by a phenyl group at the delta-position. | 2.1 | 1 | 0 | benzenes; monocarboxylic acid | |
| cyclacillin Cyclacillin: A cyclohexylamido analog of PENICILLANIC ACID. | 2.1 | 1 | 0 | penicillin | antibacterial drug |
| 2,2'-diamino-1,1'-dinaphthyl 2,2'-diamino-1,1'-dinaphthyl: structure in first source | 2.06 | 1 | 0 | ||
| n-hydroxypiperidine [no description available] | 1.96 | 1 | 0 | ||
| n-methylaspartate N-Methylaspartate: An amino acid that, as the D-isomer, is the defining agonist for the NMDA receptor subtype of glutamate receptors (RECEPTORS, NMDA).. N-methyl-D-aspartic acid : An aspartic acid derivative having an N-methyl substituent and D-configuration. | 2.21 | 1 | 0 | amino dicarboxylic acid; D-alpha-amino acid; D-aspartic acid derivative; secondary amino compound | neurotransmitter agent |
| manganese Manganese: A trace element with atomic symbol Mn, atomic number 25, and atomic weight 54.94. It is concentrated in cell mitochondria, mostly in the pituitary gland, liver, pancreas, kidney, and bone, influences the synthesis of mucopolysaccharides, stimulates hepatic synthesis of cholesterol and fatty acids, and is a cofactor in many enzymes, including arginase and alkaline phosphatase in the liver. (From AMA Drug Evaluations Annual 1992, p2035). manganese(4+) : A manganese cation that is monoatomic and has a formal charge of +4. | 2.08 | 1 | 0 | elemental manganese; manganese group element atom | Escherichia coli metabolite; micronutrient |
| molybdenum Molybdenum: A metallic element with the atomic symbol Mo, atomic number 42, and atomic weight 95.95. It is an essential trace element, being a component of the enzymes xanthine oxidase, aldehyde oxidase, and nitrate reductase. | 7.11 | 1 | 0 | chromium group element atom | micronutrient |
| palladium Palladium: A chemical element having an atomic weight of 106.4, atomic number of 46, and the symbol Pd. It is a white, ductile metal resembling platinum, and following it in abundance and importance of applications. It is used in dentistry in the form of gold, silver, and copper alloys.. palladium : Chemical element (nickel group element atom) with atomic number 46. | 3.77 | 10 | 0 | metal allergen; nickel group element atom; platinum group metal atom | |
| platinum Platinum: A heavy, soft, whitish metal, resembling tin, with atomic number 78, atomic weight 195.084, symbol Pt. It is used in manufacturing equipment for laboratory and industrial use. It occurs as a black powder (platinum black) and as a spongy substance (spongy platinum) and may have been known in Pliny's time as alutiae. | 3.34 | 6 | 0 | elemental platinum; nickel group element atom; platinum group metal atom | |
| rhodium Rhodium: A hard and rare metal of the platinum group, atomic number 45, atomic weight 102.905, symbol Rh.. rhodium atom : A cobalt group element atom of atomic number 45. | 2.11 | 1 | 0 | cobalt group element atom | |
| ruthenium Ruthenium: A hard, brittle, grayish-white rare earth metal with an atomic symbol Ru, atomic number 44, and atomic weight 101.07. It is used as a catalyst and hardener for PLATINUM and PALLADIUM. | 2.96 | 4 | 0 | iron group element atom; platinum group metal atom | |
| samarium Samarium: An element of the rare earth family of metals. It has the atomic symbol Sm, atomic number 62, and atomic weight 150.36. The oxide is used in the control rods of some nuclear reactors. | 2.03 | 1 | 0 | f-block element atom; lanthanoid atom | |
| silver Silver: An element with the atomic symbol Ag, atomic number 47, and atomic weight 107.87. It is a soft metal that is used medically in surgical instruments, dental prostheses, and alloys. Long-continued use of silver salts can lead to a form of poisoning known as ARGYRIA. | 2.78 | 3 | 0 | copper group element atom; elemental silver | Escherichia coli metabolite |
| titanium Titanium: A dark-gray, metallic element of widespread distribution but occurring in small amounts with atomic number, 22, atomic weight, 47.867 and symbol, Ti; specific gravity, 4.5; used for fixation of fractures. | 1.93 | 1 | 0 | titanium group element atom | |
| gold Gold: A yellow metallic element with the atomic symbol Au, atomic number 79, and atomic weight 197. It is used in jewelry, goldplating of other metals, as currency, and in dental restoration. Many of its clinical applications, such as ANTIRHEUMATIC AGENTS, are in the form of its salts. | 2.8 | 3 | 0 | copper group element atom; elemental gold | |
| yttrium Yttrium: An element of the rare earth family of metals. It has the atomic symbol Y, atomic number 39, and atomic weight 88.91. In conjunction with other rare earths, yttrium is used as a phosphor in television receivers and is a component of the yttrium-aluminum garnet (YAG) lasers. | 2.06 | 1 | 0 | d-block element atom; rare earth metal atom; scandium group element atom | |
| zirconium Zirconium: A rather rare metallic element with atomic number 40, atomic weight 91.224, and symbol Zr. | 3.52 | 2 | 0 | titanium group element atom | |
| phosphine phosphane : The simplest phosphine, consisting of a single phosphorus atom with three hydrogens attached.. phosphine : Phosphane (PH3) and compounds derived from it by substituting one, two or three hydrogen atoms by hydrocarbyl groups: RPH2, R2PH, R3P (R =/= H) are called primary, secondary and tertiary phosphines, respectively. A specific phosphine is preferably named as a substituted phosphane. | 7.1 | 1 | 0 | mononuclear parent hydride; phosphanes; phosphine | carcinogenic agent; fumigant insecticide |
| bromine Bromine: A halogen with the atomic symbol Br, atomic number 35, and atomic weight 79.904. It is a volatile reddish-brown liquid that gives off suffocating vapors, is corrosive to the skin, and may cause severe gastroenteritis if ingested. | 2.08 | 1 | 0 | diatomic bromine | |
| deuterium Deuterium: The stable isotope of hydrogen. It has one neutron and one proton in the nucleus. | 2.44 | 2 | 0 | dihydrogen | |
| fluorine Fluorine: A nonmetallic, diatomic gas that is a trace element and member of the halogen family. It is used in dentistry as fluoride (FLUORIDES) to prevent dental caries. | 2.77 | 3 | 0 | diatomic fluorine; gas molecular entity | NMR chemical shift reference compound |
| cysteic acid Cysteic Acid: Beta-Sulfoalanine. An amino acid with a C-terminal sulfonic acid group which has been isolated from human hair oxidized with permanganate. It occurs normally in the outer part of the sheep's fleece, where the wool is exposed to light and weather.. cysteic acid : An amino sulfonic acid that is the sulfonic acid analogue of cysteine. | 1.98 | 1 | 0 | alanine derivative; amino sulfonic acid; carboxyalkanesulfonic acid; cysteine derivative; non-proteinogenic alpha-amino acid | animal metabolite |
| tiletamine hydrochloride Cyclohexanones: Cyclohexane ring substituted by one or more ketones in any position.. cyclohexanones : Any alicyclic ketone based on a cyclohexane skeleton and its substituted derivatives thereof. | 2.13 | 1 | 0 | ||
| selegiline Selegiline: A selective, irreversible inhibitor of Type B monoamine oxidase that is used for the treatment of newly diagnosed patients with PARKINSON DISEASE, and for the treatment of depressive disorders. The compound without isomeric designation is Deprenyl. | 2.1 | 1 | 0 | selegiline; terminal acetylenic compound | geroprotector |
| cephalexin Cephalexin: A semisynthetic cephalosporin antibiotic with antimicrobial activity similar to that of CEPHALORIDINE or CEPHALOTHIN, but somewhat less potent. It is effective against both gram-positive and gram-negative organisms.. cephalexin : A semisynthetic first-generation cephalosporin antibiotic having methyl and beta-(2R)-2-amino-2-phenylacetamido groups at the 3- and 7- of the cephem skeleton, respectively. It is effective against both Gram-negative and Gram-positive organisms, and is used for treatment of infections of the skin, respiratory tract and urinary tract. | 2.1 | 1 | 0 | beta-lactam antibiotic allergen; cephalosporin; semisynthetic derivative | antibacterial drug |
| tetradecanoylphorbol acetate Tetradecanoylphorbol Acetate: A phorbol ester found in CROTON OIL with very effective tumor promoting activity. It stimulates the synthesis of both DNA and RNA.. phorbol ester : Esters of phorbol, originally found in croton oil (from Croton tiglium, of the family Euphorbiaceae). A number of phorbol esters possess activity as tumour promoters and activate the mechanisms associated with cell growth. Some of these are used in experiments as activators of protein kinase C.. phorbol 13-acetate 12-myristate : A phorbol ester that is phorbol in which the hydroxy groups at the cyclopropane ring juction (position 13) and the adjacent carbon (position 12) have been converted into the corresponding acetate and myristate esters. It is a major active constituent of the seed oil of Croton tiglium. It has been used as a tumour promoting agent for skin carcinogenesis in rodents and is associated with increased cell proliferation of malignant cells. However its function is controversial since a decrease in cell proliferation has also been observed in several cancer cell types. | 2.02 | 1 | 0 | acetate ester; diester; phorbol ester; tertiary alpha-hydroxy ketone; tetradecanoate ester | antineoplastic agent; apoptosis inducer; carcinogenic agent; mitogen; plant metabolite; protein kinase C agonist; reactive oxygen species generator |
| 1-deoxynojirimycin 1-deoxy-nojirimycin: structure in first source. duvoglustat : An optically active form of 2-(hydroxymethyl)piperidine-3,4,5-triol having 2R,3R,4R,5S-configuration. | 2.05 | 1 | 0 | 2-(hydroxymethyl)piperidine-3,4,5-triol; piperidine alkaloid | anti-HIV agent; anti-obesity agent; bacterial metabolite; EC 3.2.1.20 (alpha-glucosidase) inhibitor; hepatoprotective agent; hypoglycemic agent; plant metabolite |
| iodine [no description available] | 2.74 | 3 | 0 | halide anion; monoatomic iodine | human metabolite |
| phenyl acetate phenyl acetate: The ester formed between phenol and acetic acid. Don't confuse with phenylacetic acid derivatives listed under PHENYLACETATES.. phenyl acetate : An acetate ester obtained by the formal condensation of phenol with acetic acid. | 3.3 | 6 | 0 | benzenes; phenyl acetates | |
| dimethylacetamide hallucinogen : Drugs capable of inducing illusions, hallucinations, delusions, paranoid ideations and other alterations of mood and thinking.. N,N-dimethylacetamide : A member of the class of acetamides that is acetamide in which the hydrogens attached to the N atom have been replaced by two methyl groups respectively. Metabolite observed in cancer metabolism. | 2.03 | 1 | 0 | acetamides; monocarboxylic acid amide | human metabolite |
| metipranolol Metipranolol: A beta-adrenergic antagonist effective for both beta-1 and beta-2 receptors. It is used as an antiarrhythmic, antihypertensive, and antiglaucoma agent.. metipranolol : 3-(Propan-2-ylamino)propane-1,2-diol in which the hydrogen of the primary hydroxy group is substituted by a 4-acetoxy-2,3,5-trimethylphenoxy group. A non-cardioselective beta-blocker, it is used to lower intra-ocular pressure in the management of open-angle glaucoma. | 2.1 | 1 | 0 | acetate ester; aromatic ether; propanolamine; secondary amino compound | anti-arrhythmia drug; antiglaucoma drug; antihypertensive agent; beta-adrenergic antagonist |
| propamocarb propamocarb: RN given refers to parent cpd. propamocarb : A carbamate ester that is the propyl ester of 3-(dimethylamino)propylcarbamic acid. It is a systemic fungicide, used (normally as the hydrochloride salt) for the control of soil, root and leaf diseases caused by oomycetes, particularly Phytophthora and Pythium species. | 2.1 | 1 | 0 | carbamate ester; carbamate fungicide; tertiary amino compound | antifungal agrochemical; environmental contaminant; xenobiotic |
| alkenes [no description available] | 5.17 | 14 | 0 | ||
| glutamic acid Glutamic Acid: A non-essential amino acid naturally occurring in the L-form. Glutamic acid is the most common excitatory neurotransmitter in the CENTRAL NERVOUS SYSTEM.. glutamic acid : An alpha-amino acid that is glutaric acid bearing a single amino substituent at position 2. | 8.08 | 5 | 0 | glutamic acid; glutamine family amino acid; L-alpha-amino acid; proteinogenic amino acid | Escherichia coli metabolite; ferroptosis inducer; micronutrient; mouse metabolite; neurotransmitter; nutraceutical |
| azides Azides: Organic or inorganic compounds that contain the -N3 group.. azide : Any nitrogen molecular entity containing the group -N3. | 7.46 | 2 | 0 | pseudohalide anion | mitochondrial respiratory-chain inhibitor |
| amoxicillin Amoxicillin: A broad-spectrum semisynthetic antibiotic similar to AMPICILLIN except that its resistance to gastric acid permits higher serum levels with oral administration.. amoxicillin : A penicillin in which the substituent at position 6 of the penam ring is a 2-amino-2-(4-hydroxyphenyl)acetamido group. | 2.1 | 1 | 0 | penicillin allergen; penicillin | antibacterial drug |
| timolol (S)-timolol (anhydrous) : The (S)-(-) (more active) enantiomer of timolol. A beta-adrenergic antagonist, both the hemihydrate and the maleate salt are used in the mangement of glaucoma, hypertension, angina pectoris and myocardial infarction, and for the prevention of migraine. | 2.1 | 1 | 0 | timolol | anti-arrhythmia drug; antiglaucoma drug; antihypertensive agent; beta-adrenergic antagonist |
| tobramycin Tobramycin: An aminoglycoside, broad-spectrum antibiotic produced by Streptomyces tenebrarius. It is effective against gram-negative bacteria, especially the PSEUDOMONAS species. It is a 10% component of the antibiotic complex, NEBRAMYCIN, produced by the same species.. tobramycin : A amino cyclitol glycoside that is kanamycin B lacking the 3-hydroxy substituent from the 2,6-diaminoglucose ring. | 7.11 | 1 | 0 | amino cyclitol glycoside | antibacterial agent; antimicrobial agent; toxin |
| phenyl-2-aminoethyl sulfide phenyl-2-aminoethyl sulfide: dopamine-beta-hydroxylase substrate; structure given in first source | 2.1 | 1 | 0 | ||
| ribavirin Rebetron: Rebetron is tradename | 9.13 | 7 | 7 | 1-ribosyltriazole; aromatic amide; monocarboxylic acid amide; primary carboxamide | anticoronaviral agent; antiinfective agent; antimetabolite; antiviral agent; EC 2.7.7.49 (RNA-directed DNA polymerase) inhibitor |
| tolamolol [no description available] | 2.1 | 1 | 0 | ||
| methyldopa Methyldopa: An alpha-2 adrenergic agonist that has both central and peripheral nervous system effects. Its primary clinical use is as an antihypertensive agent.. alpha-methyl-L-dopa : A derivative of L-tyrosine having a methyl group at the alpha-position and an additional hydroxy group at the 3-position on the phenyl ring. | 2.1 | 1 | 0 | L-tyrosine derivative; non-proteinogenic L-alpha-amino acid | alpha-adrenergic agonist; antihypertensive agent; hapten; peripheral nervous system drug; sympatholytic agent |
| sq-11725 Nadolol: A non-selective beta-adrenergic antagonist with a long half-life, used in cardiovascular disease to treat arrhythmias, angina pectoris, and hypertension. Nadolol is also used for MIGRAINE DISORDERS and for tremor.. nadolol : Nadolol is a diastereoisomeric mixture consisting of equimolar amounts of the four possible 2,3-cis-isomers of 5-[3-(tert-butylamino)-2-hydroxypropoxy]-1,2,3,4-tetrahydronaphthalene-2,3-diol. | 2.1 | 1 | 0 | ||
| diltiazem Diltiazem: A benzothiazepine derivative with vasodilating action due to its antagonism of the actions of CALCIUM ion on membrane functions.. diltiazem : A 5-[2-(dimethylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-yl acetate in which both stereocentres have S configuration. A calcium-channel blocker and vasodilator, it is used as the hydrochloride in the management of angina pectoris and hypertension. | 2.1 | 1 | 0 | 5-[2-(dimethylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-yl acetate | antihypertensive agent; calcium channel blocker; vasodilator agent |
| pirfenidone pirfenidone : A pyridone that is 2-pyridone substituted at positions 1 and 5 by phenyl and methyl groups respectively. An anti-inflammatory drug used for the treatment of idiopathic pulmonary fibrosis. | 7.15 | 1 | 0 | pyridone | antipyretic; non-narcotic analgesic; non-steroidal anti-inflammatory drug |
| sufentanil Sufentanil: An opioid analgesic that is used as an adjunct in anesthesia, in balanced anesthesia, and as a primary anesthetic agent.. sufentanil : An anilide resulting from the formal condensation of the aryl amino group of 4-(methoxymethyl)-N-phenyl-1-[2-(2-thienyl)ethyl]piperidin-4-amine with propanoic acid. | 2.1 | 1 | 0 | anilide; ether; piperidines; thiophenes | anaesthesia adjuvant; intravenous anaesthetic; mu-opioid receptor agonist; opioid analgesic |
| Flamprop [no description available] | 2.1 | 1 | 0 | benzamides | |
| paroxetine Paroxetine: A serotonin uptake inhibitor that is effective in the treatment of depression.. paroxetine : A benzodioxole that consists of piperidine bearing 1,3-benzodioxol-5-yloxy)methyl and 4-fluorophenyl substituents at positions 3 and 4 respectively; the (3S,4R)-diastereomer. Highly potent and selective 5-HT uptake inhibitor that binds with high affinity to the serotonin transporter (Ki = 0.05 nM). Ki values are 1.1, 350 and 1100 nM for inhibition of [3H]-5-HT, [3H]-l-NA and [3H]-DA uptake respectively. Displays minimal affinity for alpha1-, alpha2- or beta-adrenoceptors, 5-HT2A, 5-HT1A, D2 or H1 receptors at concentrations below 1000 nM, however displays weak affinity for muscarinic ACh receptors (Ki = 42 nM). Antidepressant and anxiolytic in vivo. | 2.1 | 1 | 0 | aromatic ether; benzodioxoles; organofluorine compound; piperidines | antidepressant; anxiolytic drug; hepatotoxic agent; P450 inhibitor; serotonin uptake inhibitor |
| swainsonine Swainsonine: An indolizidine alkaloid from the plant Swainsona canescens that is a potent alpha-mannosidase inhibitor. Swainsonine also exhibits antimetastatic, antiproliferative, and immunomodulatory activity.. swainsonine : An indolizidine alkaloid isolated from the plant Swainsona canescens with three hydroxy substituents at positions 1, 2 and 8. | 7.48 | 2 | 0 | indolizidine alkaloid | antineoplastic agent; EC 3.2.1.114 (mannosyl-oligosaccharide 1,3-1,6-alpha-mannosidase) inhibitor; immunological adjuvant; plant metabolite |
| remoxipride Remoxipride: An antipsychotic agent that is specific for dopamine D2 receptors. It has been shown to be effective in the treatment of schizophrenia. | 2.1 | 1 | 0 | dimethoxybenzene | |
| atomoxetine atomoxetine : A secondary amino compound having methyl and 3-(2-methylphenoxy)-3-phenylpropan-1-yl substituents. | 2.1 | 1 | 0 | aromatic ether; secondary amino compound; toluenes | adrenergic uptake inhibitor; antidepressant; environmental contaminant; xenobiotic |
| gemcitabine gemcitabine : A 2'-deoxycytidine having geminal fluoro substituents in the 2'-position. An inhibitor of ribonucleotide reductase, gemcitabine is used in the treatment of various carcinomas, particularly non-small cell lung cancer, pancreatic cancer, bladder cancer and breast cancer. | 7.21 | 1 | 0 | organofluorine compound; pyrimidine 2'-deoxyribonucleoside | antimetabolite; antineoplastic agent; antiviral drug; DNA synthesis inhibitor; EC 1.17.4.1 (ribonucleoside-diphosphate reductase) inhibitor; environmental contaminant; immunosuppressive agent; photosensitizing agent; prodrug; radiosensitizing agent; xenobiotic |
| atorvastatin [no description available] | 2.1 | 1 | 0 | aromatic amide; dihydroxy monocarboxylic acid; monofluorobenzenes; pyrroles; statin (synthetic) | environmental contaminant; xenobiotic |
| irinotecan [no description available] | 2.1 | 1 | 0 | carbamate ester; delta-lactone; N-acylpiperidine; pyranoindolizinoquinoline; ring assembly; tertiary alcohol; tertiary amino compound | antineoplastic agent; apoptosis inducer; EC 5.99.1.2 (DNA topoisomerase) inhibitor; prodrug |
| d-lactic acid (R)-lactic acid : An optically active form of lactic acid having (R)-configuration. | 2.1 | 1 | 0 | 2-hydroxypropanoic acid | Escherichia coli metabolite; human metabolite |
| cathinone cathinone: alkaloid from khat shrub, Catha edulis; RN given refers to parent cpd without isomeric designation. cathinone : The S stereoisomer of 2-aminopropiophenone. | 2.83 | 3 | 0 | 2-aminopropiophenone; monoamine alkaloid | central nervous system stimulant; psychotropic drug |
| trovafloxacin trovafloxacin: a trifluoronaphthyridone derivative of 7-(3-azabicyclo(3.1.0)hexyl)naphthyridone; has antineoplastic activity. trovafloxacin : A 1,8-naphthyridine derivative that is 4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylic acid bearing additional 2,4-difluorophenyl, fluoro and 6-amino-3-azabicyclo[3.1.0]hex-3-yl substituents at positions 1, 6 and 7 respectively. A broad-spectrum antibiotic that was withdrawn from the market due to risk of liver failure. | 2.1 | 1 | 0 | ||
| oseltamivir Oseltamivir: An acetamido cyclohexene that is a structural homolog of SIALIC ACID and inhibits NEURAMINIDASE.. oseltamivir : A cyclohexenecarboxylate ester that is the ethyl ester of oseltamivir acid. An antiviral prodrug (it is hydrolysed to the active free carboxylic acid in the liver), it is used to slow the spread of influenza. | 7.05 | 1 | 0 | acetamides; amino acid ester; cyclohexenecarboxylate ester; primary amino compound | antiviral drug; EC 3.2.1.18 (exo-alpha-sialidase) inhibitor; environmental contaminant; prodrug; xenobiotic |
| isocytidine [no description available] | 2.02 | 1 | 0 | ||
| 2-phenyloxazolone 2-phenyloxazolone: RN given refers to 2-phenyl-5-oxazolone. 2-phenyloxazol-5(4H)-one : A 1,3-oxazole having a phenyl substituent at the 2-position and an oxo group at the 5-position. Note that phenyloxazolone is commonly used as a synonym for 4-(ethoxymethylene)-2-phenyloxazol-5-one (PhOx). | 2.11 | 1 | 0 | 1,3-oxazoles | |
| norvaline norvaline: differs from valine in being 1 carbon longer instead of branched; RN given refers to (L)-isomer; structure. L-2-aminopentanoic acid : A 2-aminopentanoic acid that has S-configuration. | 2.06 | 1 | 0 | 2-aminopentanoic acid; L-alpha-amino acid zwitterion | bacterial metabolite; hypoglycemic agent; neuroprotective agent |
| chlorin chlorin: RN given refers to parent cpd; structure. chlorin : A tetrapyrrole fundamental parent that is obtained by formal hydrogenation across the 2,3-double bond of porphyrin. | 3.16 | 5 | 0 | ||
| mizolastine [no description available] | 2.02 | 1 | 0 | benzimidazoles | |
| bepafant bepafant: RN given from Toxlit 6/90; PAF antagonist | 2.03 | 1 | 0 | ||
| perylenediimide perylenediimide: structure in first source. perylenediimide : The 3,4,9,10-tetracarboxylic diimide derivative of perylene. | 2.15 | 1 | 0 | dicarboximide; organic heteropolycyclic compound | fluorochrome |
| thiamorpholine thiamorpholine: RN given refers to parent cpd. thiomorpholine : A saturated organic heteromonocyclic parent that is an analogue of morpholine where the oxygen atom is replaced by sulfur. | 2.49 | 2 | 0 | saturated organic heteromonocyclic parent; thiomorpholines | |
| 1,7-phenanthroline [no description available] | 2.08 | 1 | 0 | phenanthroline | |
| triazoles Triazoles: Heterocyclic compounds containing a five-membered ring with two carbon atoms and three nitrogen atoms with the molecular formula C2H3N3.. triazoles : An azole in which the five-membered heterocyclic aromatic skeleton contains three N atoms and two C atoms. | 4.88 | 10 | 0 | 1,2,3-triazole | |
| 1h-tetrazole tetrazole : An azaarene that is a five-membered ring composed of 4 nitrogen and 1 carbon atom.. 2H-tetrazole : A tetrazole tautomer where the proton is located on the 2 position. | 3.17 | 1 | 0 | one-carbon compound; tetrazole | |
| guanidinopropionic acid guanidinopropionic acid: alters creatine metabolism; structure. 3-guanidinopropanoic acid : A guanidine compound bearing an N-(2-carboxyethyl) substituent. It is a creatine analogue that has been found to decreases plasma glucose levels | 2.06 | 1 | 0 | guanidines; zwitterion | hypoglycemic agent |
| benzofuroxan [no description available] | 7.17 | 1 | 0 | ||
| isocoumarins Isocoumarins: Compounds that differ from COUMARINS in having the positions of the ring and ketone oxygens reversed so the keto oxygen is at the 1-position of the molecule.. isocoumarin : The simplest member of the class of isocoumarins that is 1H-isochromene which is substituted by an oxo group at position 1. | 2.07 | 1 | 0 | isocoumarins | |
| alpha-methylene gamma-butyrolactone alpha-methylene gamma-butyrolactone : A butan-4-olide having a methylene group at the 3-position. | 2.08 | 1 | 0 | butan-4-olide | anti-ulcer drug; gastrointestinal drug |
| sertraline Sertraline: A selective serotonin uptake inhibitor that is used in the treatment of depression.. sertraline : A member of the class of tetralins that is tetralin which is substituted at positions 1 and 4 by a methylamino and a 3,4-dichlorophenyl group, respectively (the S,S diastereoisomer). A selective serotonin-reuptake inhibitor (SSRI), it is administered orally as the hydrochloride salt as an antidepressant for the treatment of depression, obsessive-compulsive disorder, panic disorder and post-traumatic stress disorder. | 7.6 | 1 | 0 | dichlorobenzene; secondary amino compound; tetralins | antidepressant; serotonin uptake inhibitor |
| artemisinin (+)-artemisinin : A sesquiterpene lactone obtained from sweet wormwood, Artemisia annua, which is used as an antimalarial for the treatment of multi-drug resistant strains of falciparum malaria. | 7.13 | 1 | 0 | organic peroxide; sesquiterpene lactone | antimalarial; plant metabolite |
| artemether Artemether: An artemisinin derivative that is used in the treatment of MALARIA.. artemether : An artemisinin derivative that is artemisinin in which the lactone has been converted to the corresponding lactol methyl ether. It is used in combination with lumefantrine as an antimalarial for the treatment of multi-drug resistant strains of falciparum malaria. | 2.13 | 1 | 0 | artemisinin derivative; cyclic acetal; organic peroxide; semisynthetic derivative; sesquiterpenoid | antimalarial |
| 1,2,3,4-tetrahydroquinoline 1,2,3,4-tetrahydroquinoline: structure in first source. 1,2,3,4-tetrahydroquinoline : A member of the class of quinolines that is the 1,2,3,4-tetrahydro derivative of quinoline. | 2.41 | 1 | 0 | quinolines | |
| glycyl-glycyl-glycyl-glycine [no description available] | 2.1 | 1 | 0 | ||
| D-serine [no description available] | 2.06 | 1 | 0 | D-alpha-amino acid; serine zwitterion; serine | Escherichia coli metabolite; human metabolite; NMDA receptor agonist |
| D-alanine [no description available] | 2.06 | 1 | 0 | alanine zwitterion; alanine; D-alpha-amino acid | EC 4.3.1.15 (diaminopropionate ammonia-lyase) inhibitor; Escherichia coli metabolite; human metabolite |
| nebivolol 2,2'-iminobis[1-(6-fluoro-3,4-dihydro-2H-chromen-2-yl)ethanol] : A member of the class of chromanes that is 2,2'-iminodiethanol in which one hydrogen attached to each hydroxy-bearing carbon is replaced by a 6-fluorochroman-2-yl group. | 2.1 | 1 | 0 | chromanes; diol; organofluorine compound; secondary alcohol; secondary amino compound | |
| premafloxacin [no description available] | 2.01 | 1 | 0 | quinolines | |
| D-valine D-valine : The D-enantiomer of valine. | 2.06 | 1 | 0 | D-alpha-amino acid zwitterion; D-alpha-amino acid; valine | |
| carazolol carazolol: RN given refers to parent cpd without isomeric designation; structure | 2.1 | 1 | 0 | carbazoles | |
| methotrimeprazine Methotrimeprazine: A phenothiazine with pharmacological activity similar to that of both CHLORPROMAZINE and PROMETHAZINE. It has the histamine-antagonist properties of the antihistamines together with CENTRAL NERVOUS SYSTEM effects resembling those of chlorpromazine. (From Martindale, The Extra Pharmacopoeia, 30th ed, p604). methotrimeprazine : A member of the class of phenothiazines that is 10H-phenothiazine substituted by a (2R)-3-(dimethylamino)-2-methylpropyl group and a methoxy group at positions 10 and 2 respectively. | 2.1 | 1 | 0 | phenothiazines; tertiary amine | anticoronaviral agent; cholinergic antagonist; dopaminergic antagonist; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; non-narcotic analgesic; phenothiazine antipsychotic drug; serotonergic antagonist |
| oleandomycin [no description available] | 2.1 | 1 | 0 | oleandomycins | |
| tetrahydropyrimidinone tetrahydropyrimidinone: structure in first source | 7.06 | 1 | 0 | ||
| 2-(methylamino)isobutyric acid alpha-(methylamino)isobutyric acid : A non-proteinogenic alpha-amino acid that is isobutyric acid in which the alpha-hydrogen has been replaced by a methylamino group. | 2.06 | 1 | 0 | alanine derivative; alpha-amino acid zwitterion; non-proteinogenic alpha-amino acid; secondary amino compound | human urinary metabolite |
| phenylalanyl-phenylalanyl-phenylalanine phenylalanyl-phenylalanyl-phenylalanine: RN given refers to all (L)-isomer | 2.1 | 1 | 0 | oligopeptide | |
| 3-(4-methoxybenzoyl)propionic acid 3-(4-methoxybenzoyl)propionic acid: a selectin inhibitor | 2.1 | 1 | 0 | ||
| dimethylaminopropanol dimethylaminopropanol: dimethylamine precursor | 2.1 | 1 | 0 | ||
| rivastigmine [no description available] | 2.1 | 1 | 0 | carbamate ester; tertiary amino compound | cholinergic drug; EC 3.1.1.8 (cholinesterase) inhibitor; neuroprotective agent |
| 3-methylpiperidine 3-methylpiperidine: structure in first source | 1.96 | 1 | 0 | ||
| phenylglycine chloride phenylglycine chloride: RN given refers to cpd without isomeric designation | 2 | 1 | 0 | ||
| 4-phenylbutylamine 4-phenylbutylamine: used as a drug partition into lipid bilayers in a cubic liquid-crystalline phase. 4-phenylbutylamine : A phenylalkylamine that is benzene in which one of the hydrogens is substituted by a 4-aminobutyl group. | 2.1 | 1 | 0 | benzenes; phenylalkylamine; primary amino compound | |
| clarithromycin Clarithromycin: A semisynthetic macrolide antibiotic derived from ERYTHROMYCIN that is active against a variety of microorganisms. It can inhibit PROTEIN SYNTHESIS in BACTERIA by reversibly binding to the 50S ribosomal subunits. This inhibits the translocation of aminoacyl transfer-RNA and prevents peptide chain elongation.. clarithromycin : The 6-O-methyl ether of erythromycin A, clarithromycin is a macrolide antibiotic used in the treatment of respiratory-tract, skin and soft-tissue infections. It is also used to eradicate Helicobacter pylori in the treatment of peptic ulcer disease. It prevents bacteria from growing by interfering with their protein synthesis. | 2.1 | 1 | 0 | macrolide antibiotic | antibacterial drug; environmental contaminant; protein synthesis inhibitor; xenobiotic |
| glycinexylidide glycinexylidide: dealkylated metabolite of lidocaine; structure; RN given refers to parent cpd with dimethylphenyl moiety in positions 2,6. glycinexylidide : A amino acid amide with 2,6-dimethylaniline and glycine components; an active metabolite of lidocaine, formed by oxidative deethylation. Used as an indicator of hepatic function. | 2.1 | 1 | 0 | amino acid amide | drug metabolite |
| Trp-Trp tryptophyltryptophan: an antigelation agent. Trp-Trp : A dipeptide formed from two L-tryptophan residues. | 2.1 | 1 | 0 | dipeptide | Mycoplasma genitalium metabolite |
| kampirone 1-(2-pyrimidinyl)piperazine: metabolite of buspirone; structure given in first source | 2.1 | 1 | 0 | N-arylpiperazine | |
| nicotine (S)-nicotine : A 3-(1-methylpyrrolidin-2-yl)pyridine in which the chiral centre has S-configuration. The naturally occurring and most active enantiomer of nicotine, isolated from Nicotiana tabacum. | 4.32 | 20 | 0 | 3-(1-methylpyrrolidin-2-yl)pyridine | anxiolytic drug; biomarker; immunomodulator; mitogen; neurotoxin; nicotinic acetylcholine receptor agonist; peripheral nervous system drug; phytogenic insecticide; plant metabolite; psychotropic drug; teratogenic agent; xenobiotic |
| dextromoramide Dextromoramide: An opioid analgesic structurally related to METHADONE and used in the treatment of severe pain. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1070). dextromoramide : An N-acylpyrrolidine arising by formal condensation of pyrrolidine with (3S)-3-methyl-4-(morpholin-4-yl)-2,2-diphenylbutanoic acid. An opioid analgesic that is structurally related to methadone, it is more poweful than morphine but shorter acting. It has been used (particularly as the hydrogen tartrate salt) for the treatment of severe pain, but was discontinued in the UK in 2004. | 1.93 | 1 | 0 | morpholines; N-acylpyrrolidine | opioid analgesic |
| isopelletierine isopelletierine: RN given refers to cpd without isomeric designation; synonym pelletierine refers to (-)-isomer | 2.1 | 1 | 0 | citraconoyl group | |
| thiazolidine-4-carboxylic acid, (r)-isomer l-4-thiazolidinecarboxylic acid: structure in first source. L-thioproline : An optically active version of thioproline having L-configuration.. thioproline : A sulfur-containing amino acid that is proline in which the methylene group at position 4 is replaced by a sulfur atom. | 2.06 | 1 | 0 | thiazolidinemonocarboxylic acid; thioproline | geroprotector; metabolite |
| fenpropimorph [no description available] | 2.1 | 1 | 0 | alkylbenzene | |
| erythrose D-erythrose : The D-enantiomer of erythrose. | 7.01 | 1 | 0 | erythrose | plant metabolite |
| dehydroabietic acid dehydroabietic acid: major aquatic toxicant in effluent of pulp and paper mills. dehydroabietic acid : An abietane diterpenoid that is abieta-8,11,13-triene substituted at position 18 by a carboxy group.. dehydroabietate : A monocarboxylic acid anion that is the conjugate base of dehydroabietic acid, obtained by deprotonation of the carboxy group. | 2.05 | 1 | 0 | abietane diterpenoid; carbotricyclic compound; monocarboxylic acid | allergen; metabolite |
| pyrroline pyrroline: RN given refers to cpd with unspecified locant for dihydro moiety. pyrroline : Any organic heteromonocyclic compound with a structure based on a dihydropyrrole. | 3.43 | 7 | 0 | pyrroline | |
| 1-(2-pyridinyl)piperazine 1-(2-pyridinyl)piperazine: metabolite of buspirone & gepirone | 2.1 | 1 | 0 | ||
| diprotin a [no description available] | 2.02 | 1 | 0 | peptide | |
| 1,3,4-oxadiazole 1,3,4-oxadiazole: structure in first source | 7.31 | 1 | 0 | ||
| thiophene a thiophene A: RN not in Chemline 4/87; RN from Chem Abstracts Index Guide 1986; structure given in first source | 2.07 | 1 | 0 | ||
| berbine berbine: structure | 2.11 | 1 | 0 | berberine alkaloid; isoquinoline alkaloid fundamental parent; organic heterotetracyclic compound | |
| cobalt Cobalt: A trace element that is a component of vitamin B12. It has the atomic symbol Co, atomic number 27, and atomic weight 58.93. It is used in nuclear weapons, alloys, and pigments. Deficiency in animals leads to anemia; its excess in humans can lead to erythrocytosis.. cobalt(1+) : A monovalent inorganic cation obtained from cobalt.. cobalt atom : A cobalt group element atom that has atomic number 27. | 2.03 | 1 | 0 | cobalt group element atom; metal allergen | micronutrient |
| copper cuprous ion: RN given refers to Cu(1+) | 2.02 | 1 | 0 | copper cation; monoatomic monocation | cofactor |
| l-lactic acid (S)-lactic acid : An optically active form of lactic acid having (S)-configuration. | 2.1 | 1 | 0 | (2S)-2-hydroxy monocarboxylic acid; 2-hydroxypropanoic acid | Escherichia coli metabolite; human metabolite |
| 1-hexadecyl-2-acetyl-glycero-3-phosphocholine Platelet Activating Factor: A phospholipid derivative formed by PLATELETS; BASOPHILS; NEUTROPHILS; MONOCYTES; and MACROPHAGES. It is a potent platelet aggregating agent and inducer of systemic anaphylactic symptoms, including HYPOTENSION; THROMBOCYTOPENIA; NEUTROPENIA; and BRONCHOCONSTRICTION.. 2-O-acetyl-1-O-hexadecyl-sn-glycero-3-phosphocholine : A 2-acetyl-1-alkyl-sn-glycero-3-phosphocholine betaine which has hexadecyl as the alkyl group. PAF is a potent phospholipid activator and mediator of many leukocyte functions, including platelet aggregation, inflammation, and anaphylaxis. | 2.43 | 2 | 0 | 2-acetyl-1-alkyl-sn-glycero-3-phosphocholine | antihypertensive agent; beta-adrenergic antagonist; bronchoconstrictor agent; hematologic agent; vasodilator agent |
| prolinamide prolinamide: RN given refers to cpd without isomeric designation. L-prolinamide : The carboxamide derivative of L-proline. | 7.02 | 1 | 0 | amino acid amide; L-proline derivative; pyrrolidinecarboxamide | |
| ibuprofen, (r)-isomer [no description available] | 2.1 | 1 | 0 | ibuprofen | |
| silicon phthalocyanine pc4 [no description available] | 2.15 | 1 | 0 | ||
| deramciclane deramciclane: structure in first source; RN refers to (exo-EGYT 3886)-isomer | 2.1 | 1 | 0 | ||
| 12-(9-anthroyloxy)stearic acid 12-(9-anthroyloxy)stearic acid: emits radioluminescence when excited by radioactive decay of tritium | 2.01 | 1 | 0 | ||
| alpha-(difluoromethyl)arginine alpha-(difluoromethyl)arginine: irreversible inhibitor of arginine decarboxylase | 1.96 | 1 | 0 | ||
| phenoxy radical phenoxy radical : An organic radical generated from phenol. | 2.07 | 1 | 0 | organic radical | |
| carbene carbene: electrically neutral species H2C: and its derivatives, in which the carbon is covalently bonded to two univalent groups of any kind or a divalent group and bears two nonbonding electrons; carbene is the name of the parent hydride :CH2 ; hence, the name dichlorocarbene for :CCl2. However, names for acyclic and cyclic hydrocarbons containing one or more divalent carbon atoms are derived from the name of the corresponding all-4-hydrocarbon using the suffix -ylidene; methylene carbene also available. carbene : The electrically neutral species H2C(2.) and its derivatives, in which the carbon is covalently bonded to two univalent groups of any kind or a divalent group and bears two nonbonding electrons, which may be spin-paired (singlet state) or spin-non-paired (triplet state). | 2.15 | 1 | 0 | carbene; methanediyl | |
| fullerene c60 Fullerenes: A polyhedral CARBON structure composed of around 60-80 carbon atoms in pentagon and hexagon configuration. They are named after Buckminster Fuller because of structural resemblance to geodesic domes. Fullerenes can be made in high temperature such as arc discharge in an inert atmosphere.. fullerene : A compound composed solely of an even number of carbon atoms, which form a cage-like fused-ring polycyclic system with twelve five-membered rings and the rest six-membered rings. The term has been broadened to include any closed cage structure consisting entirely of three-coordinate carbon atoms. | 5.12 | 13 | 0 | fullerene | geroprotector |
| dihydrotetrabenazine dihydrotetrabenazine: RN given refers to cpd without isomeric designation | 7.47 | 2 | 0 | isoquinolines | |
| statine statine: amine component of pepstatin; structure | 2.03 | 1 | 0 | ||
| mannostatin a mannostatin A: structure given in first source; isolated from Streptoverticillium verticilllus. mannostatin A : An amino cyclitol that is cyclopentane substituted by hydroxy groups at positions 1, 2 and 3, by an amino group at positon 4, and by a methylsulfanediyl group at position 5 (the 1R,2R,3R,4S,5R-stereoisomer). It is isolated from the soil bacterium Streptoverticillium verticillium. | 2.05 | 1 | 0 | amino cyclitol; methyl sulfide; triol | bacterial metabolite; EC 3.2.1.114 (mannosyl-oligosaccharide 1,3-1,6-alpha-mannosidase) inhibitor; EC 3.2.1.24 (alpha-mannosidase) inhibitor |
| flustramine b flustramine B: from Flustra foliacea L.; exhibits muscle relaxant activity both in vivo & in vitro; structure given in first source | 2.03 | 1 | 0 | ||
| (1-oxyl-2,2,5,5-tetramethylpyrroline-3-methyl)methanethiosulfonate (1-oxyl-2,2,5,5-tetramethylpyrroline-3-methyl)methanethiosulfonate: thiol-specific spin label; structure given in first source. (1-oxyl-2,2,5,5-tetramethylpyrroline-3-methyl)methanethiosulfonate : An aminooxyl that is pyrroline substituted by an oxidanediyl group at position 1, by methyl groups at positions 2, 2, 5 and 5, and by a [(methylsulfonyl)sulfanyl]methyl group at position 3. It is a highly reactive thiol-specific spin label. | 2.07 | 1 | 0 | aminoxyls; pyrroline; thiosulfonate ester | spin label |
| carbapenems [no description available] | 2.01 | 1 | 0 | ||
| aspartame [no description available] | 2.1 | 1 | 0 | carboxylic acid; dipeptide zwitterion; dipeptide; methyl ester | apoptosis inhibitor; EC 3.1.3.1 (alkaline phosphatase) inhibitor; environmental contaminant; micronutrient; nutraceutical; sweetening agent; xenobiotic |
| fulvene fulvene: structure. fulvene : An organic cyclic compound that consists of cyclopentadiene bearing a methylene substituent. The parent of the class of fulvenes. | 7.06 | 1 | 0 | fulvenes | |
| beta-lactams 2-azetidinone: structure in first source. azetidin-2-one : An unsubstituted beta-lactam compound.. beta-lactam : A lactam in which the amide bond is contained within a four-membered ring, which includes the amide nitrogen and the carbonyl carbon. | 7.44 | 2 | 0 | beta-lactam antibiotic allergen; beta-lactam | |
| sperm motility inhibitor 2 [no description available] | 2.03 | 1 | 0 | ||
| proline Proline: A non-essential amino acid that is synthesized from GLUTAMIC ACID. It is an essential component of COLLAGEN and is important for proper functioning of joints and tendons.. proline : An alpha-amino acid that is pyrrolidine bearing a carboxy substituent at position 2. | 10.39 | 33 | 7 | amino acid zwitterion; glutamine family amino acid; L-alpha-amino acid; proline; proteinogenic amino acid | algal metabolite; compatible osmolytes; Escherichia coli metabolite; micronutrient; mouse metabolite; nutraceutical; Saccharomyces cerevisiae metabolite |
| levofloxacin Levofloxacin: The L-isomer of Ofloxacin.. levofloxacin : An optically active form of ofloxacin having (S)-configuration; an inhibitor of bacterial topoisomerase IV and DNA gyrase. | 2.1 | 1 | 0 | 9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid; fluoroquinolone antibiotic; quinolone antibiotic | antibacterial drug; DNA synthesis inhibitor; EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor; topoisomerase IV inhibitor |
| moxifloxacin Moxifloxacin: A fluoroquinolone that acts as an inhibitor of DNA TOPOISOMERASE II and is used as a broad-spectrum antibacterial agent.. moxifloxacin : A quinolone that consists of 4-oxo-1,4-dihydroquinoline-3-carboxylic acid bearing a cyclopropyl substituent at position 1, a fluoro substitiuent at position 6, a (4aS,7aS)-octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl group at position 7 and a methoxy substituent at position 8. A member of the fluoroquinolone class of antibacterial agents. | 2.1 | 1 | 0 | aromatic ether; cyclopropanes; fluoroquinolone antibiotic; pyrrolidinopiperidine; quinolinemonocarboxylic acid; quinolone antibiotic; quinolone | antibacterial drug |
| ly 311727 LY 311727: a potent & selective inhibitor of human non-pancreatic secretory phospholipase A2; structure given in first source | 2.01 | 1 | 0 | ||
| naproxen Naproxen: An anti-inflammatory agent with analgesic and antipyretic properties. Both the acid and its sodium salt are used in the treatment of rheumatoid arthritis and other rheumatic or musculoskeletal disorders, dysmenorrhea, and acute gout.. naproxen : A methoxynaphthalene that is 2-methoxynaphthalene substituted by a carboxy ethyl group at position 6. Naproxen is a non-steroidal anti-inflammatory drug commonly used for the reduction of pain, fever, inflammation and stiffness caused by conditions such as osteoarthritis, kidney stones, rheumatoid arthritis, psoriatic arthritis, gout, ankylosing spondylitis, menstrual cramps, tendinitis, bursitis, and for the treatment of primary dysmenorrhea. It works by inhibiting both the COX-1 and COX-2 enzymes. | 2.79 | 3 | 0 | methoxynaphthalene; monocarboxylic acid | antipyretic; cyclooxygenase 1 inhibitor; cyclooxygenase 2 inhibitor; drug allergen; environmental contaminant; gout suppressant; non-narcotic analgesic; non-steroidal anti-inflammatory drug; xenobiotic |
| hydroxyl radical Hydroxyl Radical: The univalent radical OH. Hydroxyl radical is a potent oxidizing agent. | 2.44 | 2 | 0 | oxygen hydride; oxygen radical; reactive oxygen species | |
| atrasentan Atrasentan: A pyrrolidine and benzodioxole derivative that acts a RECEPTOR, ENDOTHELIN A antagonist. It has therapeutic potential as an antineoplastic agent and for the treatment of DIABETIC NEPHROPATHIES. | 2 | 1 | 0 | pyrrolidines | |
| biotin vitamin B7 : Any member of a group of vitamers that belong to the chemical structural class called biotins that exhibit biological activity against vitamin B7 deficiency. Vitamin B7 deficiency is very rare in individuals who take a normal balanced diet. Foods rich in biotin are egg yolk, liver, cereals, vegetables (spinach, mushrooms) and rice. Symptoms associated with vitamin B7 deficiency include thinning hair, scaly skin rashes around eyes, nose and mouth, and brittle nails. The vitamers include biotin and its ionized and salt forms. | 2.25 | 1 | 0 | biotins; vitamin B7 | coenzyme; cofactor; Escherichia coli metabolite; fundamental metabolite; human metabolite; mouse metabolite; nutraceutical; prosthetic group; Saccharomyces cerevisiae metabolite |
| atropine tropan-3alpha-yl 3-hydroxy-2-phenylpropanoate : A tropane alkaloid that is (1R,5)-8-methyl-8-azabicyclo[3.2.1]octane substituted by a (3-hydroxy-2-phenylpropanoyl)oxy group at position 3. | 2.4 | 2 | 0 | ||
| organophosphonates hydrogenphosphite : A divalent inorganic anion resulting from the removal of a proton from two of the hydroxy groups of phosphorous acid. | 2.04 | 1 | 0 | divalent inorganic anion; phosphite ion | |
| nominine nominine: structure in first source | 2.04 | 1 | 0 | ||
| 1,4,7-triazacyclononane 1,4,7-triazacyclononane: structure given in first source | 2.08 | 1 | 0 | azacycloalkane; crown amine; saturated organic heteromonocyclic parent | |
| ferroporphyrin [no description available] | 2.08 | 1 | 0 | ||
| propargylamine propargylamine: RN given refers to parent cpd; structure | 2.08 | 1 | 0 | ||
| anisomycin Anisomycin: An antibiotic isolated from various Streptomyces species. It interferes with protein and DNA synthesis by inhibiting peptidyl transferase or the 80S ribosome system.. (-)-anisomycin : An antibiotic isolated from various Streptomyces species. It interferes with protein and DNA synthesis by inhibiting peptidyl transferase or the 80S ribosome system. | 2.02 | 1 | 0 | monohydroxypyrrolidine; organonitrogen heterocyclic antibiotic | anticoronaviral agent; antimicrobial agent; antineoplastic agent; antiparasitic agent; bacterial metabolite; DNA synthesis inhibitor; protein synthesis inhibitor |
| benzofurans Benzofurans: Compounds that contain a BENZENE ring fused to a furan ring. | 2.38 | 2 | 0 | ||
| phenethicillin phenethicillin: minor descriptor (85); major descriptor (63-84); on-line search PENICILLIN, PHENOXYMETHYL/AA (66-85); Index Medicus search PHENETHICILLIN (63-84); RN given refers to (2S-(2alpha,5alpha,6beta))-isomer. phenethicillin : A penicillin in which the substituent at position 6 of the penam ring is a 2-phenoxypropanamido group. | 2.1 | 1 | 0 | penicillin allergen; penicillin | |
| 2-oxindole 2-oxindole: RN given refers to parent cpd; structure. indolin-2-one : An indolinone carrying an oxo group at position 2. | 3.5 | 7 | 0 | gamma-lactam; indolinone | |
| 3-(1h-indol-3-yl)pyrrolidine-2,5-dione 3-(1H-indol-3-yl)pyrrolidine-2,5-dione: structure in first source | 2.08 | 1 | 0 | ||
| australine australine: RN & structure given in first source; inhibits amyloglucosidase & glycoprotein processing | 7.48 | 2 | 0 | ||
| arabinose [no description available] | 2.06 | 1 | 0 | L-arabinose | Escherichia coli metabolite; mouse metabolite |
| inositol 1,4,5-trisphosphate Inositol 1,4,5-Trisphosphate: Intracellular messenger formed by the action of phospholipase C on phosphatidylinositol 4,5-bisphosphate, which is one of the phospholipids that make up the cell membrane. Inositol 1,4,5-trisphosphate is released into the cytoplasm where it releases calcium ions from internal stores within the cell's endoplasmic reticulum. These calcium ions stimulate the activity of B kinase or calmodulin. | 1.99 | 1 | 0 | myo-inositol trisphosphate | mouse metabolite |
| dehydroascorbic acid Dehydroascorbic Acid: The reversibly oxidized form of ascorbic acid. It is the lactone of 2,3-DIKETOGULONIC ACID and has antiscorbutic activity in man on oral ingestion.. L-dehydroascorbate : An organic anion and the conjugate base of L-dehydroascorbic acid, arising from deprotonation of the acidic C2-position.. L-dehydroascorbic acid : Dehydroascorbic acid having the L-configuration. | 2.03 | 1 | 0 | dehydroascorbic acid; vitamin C | coenzyme; mouse metabolite |
| arabinofuranose arabinofuranose: structure in first source. L-arabinofuranose : The five-membered ring form of L-arabinose. | 2.06 | 1 | 0 | L-arabinose | |
| hygrine hygrine: RN given refers to (R)-isomer. hygrine : A 1-(1-methylpyrrolidin-2-yl)acetone that has R configuration. It is a pyrrolidine alkaloid found in the coca plant, Erythroxylum coca. | 2.11 | 1 | 0 | 1-(1-methylpyrrolidin-2-yl)acetone; pyrrolidine alkaloid | plant metabolite |
| quinidine Quinidine: An optical isomer of quinine, extracted from the bark of the CHINCHONA tree and similar plant species. This alkaloid dampens the excitability of cardiac and skeletal muscles by blocking sodium and potassium currents across cellular membranes. It prolongs cellular ACTION POTENTIALS, and decreases automaticity. Quinidine also blocks muscarinic and alpha-adrenergic neurotransmission.. quinidine : A cinchona alkaloid consisting of cinchonine with the hydrogen at the 6-position of the quinoline ring substituted by methoxy. | 2.36 | 2 | 0 | cinchona alkaloid | alpha-adrenergic antagonist; anti-arrhythmia drug; antimalarial; drug allergen; EC 1.14.13.181 (13-deoxydaunorubicin hydroxylase) inhibitor; EC 3.6.3.44 (xenobiotic-transporting ATPase) inhibitor; muscarinic antagonist; P450 inhibitor; potassium channel blocker; sodium channel blocker |
| norpseudoephedrine norpseudoephedrine: major metabolite of diethylpropion in man under acidic urine conditions; RN given refers to cpd without isomeric designation;. cathine : An amphetamine that is propylbenzene substituted by a hydroxy group at position 1 and by an amino group at position 2 (the 1S,2S-stereoisomer). | 2.1 | 1 | 0 | amphetamines; phenethylamine alkaloid | central nervous system stimulant; plant metabolite; psychotropic drug |
| lycoramine lycoramine: structure in first source | 2.21 | 1 | 0 | benzazepine | |
| tolterodine [no description available] | 2.1 | 1 | 0 | tertiary amine | antispasmodic drug; muscarinic antagonist; muscle relaxant |
| vinpocetine vinpocetine: whole issue of Arzneim Forsch (23 articles) discuss this drug; Arzneim Forsch 26(10a);1976; RN given refers to parent cpd with unspecified isomeric designation | 2.1 | 1 | 0 | alkaloid | geroprotector |
| e-z cinnamic acid cinnamic acid : A monocarboxylic acid that consists of acrylic acid bearing a phenyl substituent at the 3-position. It is found in Cinnamomum cassia.. trans-cinnamic acid : The E (trans) isomer of cinnamic acid | 2.75 | 3 | 0 | cinnamic acid | plant metabolite |
| arachidonic acid icosa-5,8,11,14-tetraenoic acid : Any icosatetraenoic acid with the double bonds at positions 5, 8, 11 and 14.. arachidonate : A long-chain fatty acid anion resulting from the removal of a proton from the carboxy group of arachidonic acid. | 2.44 | 2 | 0 | icosa-5,8,11,14-tetraenoic acid; long-chain fatty acid; omega-6 fatty acid | Daphnia galeata metabolite; EC 3.1.1.1 (carboxylesterase) inhibitor; human metabolite; mouse metabolite |
| 2,5-dideoxy-2,5-imino-d-glucitol 2,5-dideoxy-2,5-imino-D-glucitol: structure in first source | 7.04 | 1 | 0 | ||
| cocaine Cocaine: An alkaloid ester extracted from the leaves of plants including coca. It is a local anesthetic and vasoconstrictor and is clinically used for that purpose, particularly in the eye, ear, nose, and throat. It also has powerful central nervous system effects similar to the amphetamines and is a drug of abuse. Cocaine, like amphetamines, acts by multiple mechanisms on brain catecholaminergic neurons; the mechanism of its reinforcing effects is thought to involve inhibition of dopamine uptake.. cocaine : A tropane alkaloid obtained from leaves of the South American shrub Erythroxylon coca. | 2.77 | 3 | 0 | benzoate ester; methyl ester; tertiary amino compound; tropane alkaloid | adrenergic uptake inhibitor; central nervous system stimulant; dopamine uptake inhibitor; environmental contaminant; local anaesthetic; mouse metabolite; plant metabolite; serotonin uptake inhibitor; sodium channel blocker; sympathomimetic agent; vasoconstrictor agent; xenobiotic |
| phenylalaninol phenylalaninol: inhibits intestinal absorption of phenylalanine; RN given refers to cpd with unspecified stereochemistry. L-phenylalaninol : An amino alcohol resulting from the formal reduction of the carboxy group of L-phenylalanine to the corresponding alcohol. | 2.11 | 1 | 0 | amino alcohol; amphetamines; primary alcohol; primary amino compound | |
| isofagomine [no description available] | 7.54 | 2 | 0 | piperidines | |
| L-cycloserine L-cycloserine : A 4-amino-1,2-oxazolidin-3-one that has S configuration. An antibiotic isolated from Erwinia uredovora. | 2.06 | 1 | 0 | 4-amino-1,2-oxazolidin-3-one | anti-HIV agent; anticonvulsant; EC 2.3.1.50 (serine C-palmitoyltransferase) inhibitor |
| imidazolidines [no description available] | 3.6 | 2 | 0 | azacycloalkane; imidazolidines; saturated organic heteromonocyclic parent | |
| aclarubicin Aclarubicin: An anthracycline produced by Streptomyces galilaeus. It has potent antineoplastic activity.. aclacinomycin A : An anthracycline antibiotic that is produced by Streptomyces galilaeus and also has potent antineoplastic activity. | 2.01 | 1 | 0 | aminoglycoside; anthracycline; methyl ester; phenols; polyketide; tetracenequinones; trisaccharide derivative; zwitterion | antimicrobial agent; antineoplastic agent; apoptosis inducer; bacterial metabolite; EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor |
| cefamandole Cefamandole: Semisynthetic wide-spectrum cephalosporin with prolonged action, probably due to beta-lactamase resistance. It is used also as the nafate.. cefamandole : A cephalosporin compound having (R)-mandelamido and N-methylthiotetrazole side-groups. | 2.1 | 1 | 0 | cephalosporin; semisynthetic derivative | antibacterial drug |
| batzelladine d batzelladine D: structure in first source | 2.01 | 1 | 0 | ||
| tetronic acid tetronic acid: structure; in fifth source | 7.07 | 1 | 0 | ||
| oxazolidine oxazolidine: structure given in first source | 4.38 | 3 | 0 | oxazolidine | |
| flustramine a flustramine A: from Flustra foliacea L.; exhibits muscle relaxant activity both in vivo & in vitro; structure given in first source | 2.03 | 1 | 0 | ||
| geraniol [no description available] | 1.99 | 1 | 0 | 3,7-dimethylocta-2,6-dien-1-ol; monoterpenoid; primary alcohol | allergen; fragrance; plant metabolite; volatile oil component |
| glycosides [no description available] | 7.05 | 1 | 0 | ||
| prolinol prolinol: RN given refers to cpd without isomeric designation; structure. prolinol : An amino alcohol formed by reduction of the amino acid proline. | 2.06 | 1 | 0 | ||
| sorbic acid Sorbic Acid: Mold and yeast inhibitor. Used as a fungistatic agent for foods, especially cheeses.. (2E,4E)-hexa-2,4-dienoic acid : A sorbic acid having trans-double bonds at positions 2 and 4; a food preservative that can induce cutaneous vasodilation and stinging upon topical application to humans. It is the most thermodynamically stable of the four possible geometric isomers possible, as well as the one with the highest antimicrobial activity.. sorbic acid : A hexadienoic acid with double bonds at C-2 and C-4; it has four geometrical isomers, of which the trans,trans-form is naturally occurring. | 2.1 | 1 | 0 | alpha,beta-unsaturated monocarboxylic acid; sorbic acid | |
| doxepin hydrochloride [no description available] | 2.1 | 1 | 0 | ||
| caffeic acid trans-caffeic acid : The trans-isomer of caffeic acid. | 7.47 | 2 | 0 | caffeic acid | geroprotector; mouse metabolite |
| lobeline [no description available] | 1.96 | 1 | 0 | ||
| cotinine Cotinine: The N-glucuronide conjugate of cotinine is a major urinary metabolite of NICOTINE. It thus serves as a biomarker of exposure to tobacco SMOKING. It has CNS stimulating properties.. (-)-cotinine : An N-alkylpyrrolidine that consists of N-methylpyrrolidinone bearing a pyridin-3-yl substituent at position C-5 (the 5S-enantiomer). It is an alkaloid commonly found in Nicotiana tabacum. | 2.41 | 2 | 0 | N-alkylpyrrolidine; pyridines; pyrrolidin-2-ones; pyrrolidine alkaloid | antidepressant; biomarker; human xenobiotic metabolite; plant metabolite |
| thiohydantoins Thiohydantoins: Sulfur analogs of hydantoins with one or both carbonyl groups replaced by thiocarbonyl groups. | 7.06 | 1 | 0 | ||
| capsaicin ALGRX-4975: an injectable capsaicin (TRPV1 receptor agonist) formulation for longlasting pain relief. capsaicinoid : A family of aromatic fatty amides produced as secondary metabolites by chilli peppers. | 2.46 | 2 | 0 | capsaicinoid | non-narcotic analgesic; TRPV1 agonist; voltage-gated sodium channel blocker |
| terbinafine [no description available] | 2.1 | 1 | 0 | acetylenic compound; allylamine antifungal drug; enyne; naphthalenes; tertiary amine | EC 1.14.13.132 (squalene monooxygenase) inhibitor; P450 inhibitor; sterol biosynthesis inhibitor |
| citralva citralva: citrus odourant | 1.99 | 1 | 0 | ||
| oxazolone Oxazolone: Immunologic adjuvant and sensitizing agent. | 2.11 | 1 | 0 | ||
| thiourea Thiourea: A photographic fixative used also in the manufacture of resins. According to the Fourth Annual Report on Carcinogens (NTP 85-002, 1985), this substance may reasonably be anticipated to be a carcinogen (Merck Index, 9th ed). Many of its derivatives are ANTITHYROID AGENTS and/or FREE RADICAL SCAVENGERS.. thiourea : The simplest member of the thiourea class, consisting of urea with the oxygen atom substituted by sulfur. | 4.09 | 4 | 0 | one-carbon compound; thioureas; ureas | antioxidant; chromophore |
| tamoxifen [no description available] | 2.1 | 1 | 0 | stilbenoid; tertiary amino compound | angiogenesis inhibitor; antineoplastic agent; bone density conservation agent; EC 1.2.3.1 (aldehyde oxidase) inhibitor; EC 2.7.11.13 (protein kinase C) inhibitor; estrogen antagonist; estrogen receptor antagonist; estrogen receptor modulator |
| 4-methylumbelliferyl glucoside 4-methylumbelliferyl glucoside: RN given refers to (beta)-isomer. 4-methylumbelliferyl beta-D-glucoside : A beta-D-glucoside having a 4-methylumbelliferyl substituent at the anomeric position. | 2.1 | 1 | 0 | beta-D-glucoside; coumarins; monosaccharide derivative | chromogenic compound |
| 2,2'-bis(diphenylphosphino)-1,1'-biphenyl 2,2'-bis(diphenylphosphino)-1,1'-biphenyl: structure in first source | 2.08 | 1 | 0 | ||
| 3,4-diaminocyclobut-3-ene-1,2-dione 3,4-diaminocyclobut-3-ene-1,2-dione: structure in first source | 2.13 | 1 | 0 | ||
| lithium Lithium: An element in the alkali metals family. It has the atomic symbol Li, atomic number 3, and atomic weight [6.938; 6.997]. Salts of lithium are used in treating BIPOLAR DISORDER. | 2.11 | 1 | 0 | alkali metal atom | |
| nitrogen dioxide Nitrogen Dioxide: Nitrogen oxide (NO2). A highly poisonous gas. Exposure produces inflammation of lungs that may only cause slight pain or pass unnoticed, but resulting edema several days later may cause death. (From Merck, 11th ed) It is a major atmospheric pollutant that is able to absorb UV light that does not reach the earth's surface. | 2.03 | 1 | 0 | nitrogen oxide | |
| quinine [no description available] | 2.79 | 3 | 0 | cinchona alkaloid | antimalarial; muscle relaxant; non-narcotic analgesic |
| beta-proline beta-proline: RN given refers to cpd without isomeric designation; structure given in first source | 2.04 | 1 | 0 | ||
| cystine [no description available] | 1.98 | 1 | 0 | ||
| calixarenes Calixarenes: Phenolic metacyclophanes derived from condensation of PHENOLS and ALDEHYDES. The name derives from the vase-like molecular structures. A bracketed [n] indicates the number of aromatic rings.. calixarenes : Originally macrocyclic compounds capable of assuming a basket (or "calix") shaped conformation. They are formed from p-hydrocarbyl phenols and formaldehyde. The term now applies to a variety of derivatives by substitution of the hydrocarbon cyclo{oligo[(1,3-phenylene)methylene]}.. calixarene : A macrocycle composed of 1,3-phenylene groups linked by methylene groups. The number of 1,3-phenylene units in the macrocycle is denoted by the "n" in calix[n]arene name. | 2.05 | 1 | 0 | ||
| dimethyldithiocarbamate Dimethyldithiocarbamate: A chemical that acts as a dopamine beta-hydroxylase inhibitor. Its salts are agricultural fungicides. It is inferior to diethyldithiocarbamate as a chelating agent.. dimethyldithiocarbamate : A member of the class of dithiocarbamate anions resulting from the removal of the proton from the dithiocarbamic acid moiety of dimethyldithiocarbamic acid. The major species at pH 7.3. | 2.05 | 1 | 0 | dithiocarbamate anions | |
| l 663536 MK-886: orally active leukotriene biosynthesis inhibitor. 3-[3-(tert-butylsulfanyl)-1-(4-chlorobenzyl)-5-(propan-2-yl)-1H-indol-2-yl]-2,2-dimethylpropanoic acid : A member of the class of indoles that is 1H-indole substituted by a isopropyl group at position 5, a tert-butylsulfanediyl group at position 3, a 4-chlorobenzyl group at position 1 and a 2-carboxy-2-methylpropyl group at position 2. It acts as an inhibitor of arachidonate 5-lipoxygenase. | 2.01 | 1 | 0 | aryl sulfide; indoles; monocarboxylic acid; monochlorobenzenes | antineoplastic agent; EC 1.13.11.34 (arachidonate 5-lipoxygenase) inhibitor; leukotriene antagonist |
| alpha-chymotrypsin Chymotrypsin: A serine endopeptidase secreted by the pancreas as its zymogen, CHYMOTRYPSINOGEN and carried in the pancreatic juice to the duodenum where it is activated by TRYPSIN. It selectively cleaves aromatic amino acids on the carboxyl side. | 2.07 | 1 | 0 | ||
| sphingosine sphing-4-enine : A sphingenine in which the C=C double bond is located at the 4-position.. sphingenine : A 2-aminooctadecene-1,3-diol having (2S,3R)-configuration.. sphingoid : Sphinganine, its homologs and stereoisomers, and the hydroxy and unsaturated derivatives of these compounds.. 2-aminooctadec-4-ene-1,3-diol : A 2-aminooctadecene-1,3-diol having its double bond at position 4. | 2.31 | 1 | 0 | sphing-4-enine | human metabolite; mouse metabolite |
| dinoprostone prostaglandin E2 : Prostaglandin F2alpha in which the hydroxy group at position 9 has been oxidised to the corresponding ketone. Prostaglandin E2 is the most common and most biologically potent of mammalian prostaglandins. | 2.1 | 1 | 0 | prostaglandins E | human metabolite; mouse metabolite; oxytocic |
| tylosin [no description available] | 2.1 | 1 | 0 | aldehyde; disaccharide derivative; enone; leucomycin; macrolide antibiotic; monosaccharide derivative | allergen; bacterial metabolite; environmental contaminant; xenobiotic |
| linoleic acid Linoleic Acid: A doubly unsaturated fatty acid, occurring widely in plant glycosides. It is an essential fatty acid in mammalian nutrition and is used in the biosynthesis of prostaglandins and cell membranes. (From Stedman, 26th ed). linoleic acid : An octadecadienoic acid in which the two double bonds are at positions 9 and 12 and have Z (cis) stereochemistry. | 2.01 | 1 | 0 | octadecadienoic acid; omega-6 fatty acid | algal metabolite; Daphnia galeata metabolite; plant metabolite |
| scopoletin [no description available] | 2.1 | 1 | 0 | hydroxycoumarin | plant growth regulator; plant metabolite |
| leukotriene b4 Leukotriene B4: The major metabolite in neutrophil polymorphonuclear leukocytes. It stimulates polymorphonuclear cell function (degranulation, formation of oxygen-centered free radicals, arachidonic acid release, and metabolism). (From Dictionary of Prostaglandins and Related Compounds, 1990). leukotriene B4 : A leukotriene composed of (6Z,8E,10E,14Z)-icosatetraenoic acid having (5S)- and (12R)-hydroxy substituents. It is a lipid mediator of inflammation that is generated from arachidonic acid via the 5-lipoxygenase pathway. | 2.02 | 1 | 0 | dihydroxy monocarboxylic acid; hydroxy polyunsaturated fatty acid; leukotriene; long-chain fatty acid | human metabolite; mouse metabolite; plant metabolite; vasoconstrictor agent |
| alprostadil [no description available] | 2.1 | 1 | 0 | prostaglandins E | anticoagulant; human metabolite; platelet aggregation inhibitor; vasodilator agent |
| chicoric acid chicoric acid: inhibits HIV-1 integrase | 2 | 1 | 0 | organooxygen compound | geroprotector; HIV-1 integrase inhibitor |
| domoic acid domoic acid: kainic acid analog, heterocyclic amino acid from seaweed; RN given refers to parent cpd; structure. domoic acid : An L-proline derivative that is L-proline substituted by a carboxymethyl group at position 3 and a 6-carboxyhepta-2,4-dien-2-yl group at position 4. It is produced by the diatomic algal Pseudo-nitzschia. It is an analogue of kainic acid and a neurotoxin which causes amnesic shellfish poisoning (ASP). | 2.47 | 2 | 0 | L-proline derivative; non-proteinogenic L-alpha-amino acid; pyrrolidinecarboxylic acid; tricarboxylic acid | algal metabolite; hapten; marine metabolite; neuromuscular agent; neurotoxin |
| isotretinoin Isotretinoin: A topical dermatologic agent that is used in the treatment of ACNE VULGARIS and several other skin diseases. The drug has teratogenic and other adverse effects.. isotretinoin : A retinoic acid that is all-trans-retinoic acid in which the double bond which is alpha,beta- to the carboxy group is isomerised to Z configuration. A synthetic retinoid, it is used for the treatment of severe cases of acne and other skin diseases. | 2.1 | 1 | 0 | retinoic acid | antineoplastic agent; keratolytic drug; teratogenic agent |
| triprolidine Triprolidine: Histamine H1 antagonist used in allergic rhinitis; ASTHMA; and URTICARIA. It is a component of COUGH and COLD medicines. It may cause drowsiness.. triprolidine : An N-alkylpyrrolidine that is acrivastine in which the pyridine ring is lacking the propenoic acid substituent. It is a sedating antihistamine that is used (generally as the monohydrochloride monohydrate) for the relief of the symptoms of uticaria, rhinitis, and various pruritic skin disorders. | 2.1 | 1 | 0 | N-alkylpyrrolidine; olefinic compound; pyridines | H1-receptor antagonist |
| 2-decenoic acid 2-decenoic acid: RN given refers to cpd without isomeric designation. decenoic acid : Any C10 monounsaturated fatty acid having a double bond in the carbon backbone.. trans-2-decenoic acid : A 2-decenoic acid having its double bond in the trans configuration. It is an intermediate metabolite in the fatty acid synthesis.. 2-decenoic acid : A decenoic acid having its double bond in position 2. | 2.05 | 1 | 0 | 2-decenoic acid | human metabolite |
| codeine [no description available] | 2.1 | 1 | 0 | morphinane alkaloid; organic heteropentacyclic compound | antitussive; drug allergen; environmental contaminant; opioid analgesic; opioid receptor agonist; prodrug; xenobiotic |
| beta-nitrostyrene beta-nitrostyrene: RN given refers to cpd without isomeric designation | 2.46 | 2 | 0 | ||
| dihydrocodeine dihydrocodeine: RN refers to parent cpd(5alpha,6alpha)-isomer | 2.1 | 1 | 0 | morphinane alkaloid | |
| levetiracetam Levetiracetam: A pyrrolidinone and acetamide derivative that is used primarily for the treatment of SEIZURES and some movement disorders, and as a nootropic agent.. levetiracetam : A pyrrolidinone and carboxamide that is N-methylpyrrolidin-2-one in which one of the methyl hydrogens is replaced by an aminocarbonyl group, while another is replaced by an ethyl group (the S enantiomer). An anticonvulsant, it is used for the treatment of epilepsy in both human and veterinary medicine. | 7.45 | 2 | 0 | pyrrolidin-2-ones | anticonvulsant; environmental contaminant; xenobiotic |
| naloxone Naloxone: A specific opiate antagonist that has no agonist activity. It is a competitive antagonist at mu, delta, and kappa opioid receptors.. naloxone : A synthetic morphinane alkaloid that is morphinone in which the enone double bond has been reduced to a single bond, the hydrogen at position 14 has been replaced by a hydroxy group, and the methyl group attached to the nitrogen has been replaced by an allyl group. A specific opioid antagonist, it is used (commonly as its hydrochloride salt) to reverse the effects of opioids, both following their use of opioids during surgery and in cases of known or suspected opioid overdose. | 2.49 | 2 | 0 | morphinane alkaloid; organic heteropentacyclic compound; tertiary alcohol | antidote to opioid poisoning; central nervous system depressant; mu-opioid receptor antagonist |
| oxycodone Oxycodone: A semisynthetic derivative of CODEINE.. oxycodone : A semisynthetic opioid of formula C18H21NO4 that is derived from thebaine. It is a moderately potent opioid analgesic, generally used for relief of moderate to severe pain. | 2.1 | 1 | 0 | organic heteropentacyclic compound; semisynthetic derivative | antitussive; mu-opioid receptor agonist; opioid analgesic |
| lobeline Lobeline: An alkaloid that has actions similar to NICOTINE on nicotinic cholinergic receptors but is less potent. It has been proposed for a variety of therapeutic uses including in respiratory disorders, peripheral vascular disorders, insomnia, and smoking cessation. | 2.47 | 2 | 0 | ||
| n-methylalanine N-methylalanine: RN given refers to parent cpd(DL-Ala)-isomer. methyl-L-alanine : Any alanine derivative that is L-alanine having one or more methyl groups attached to the amino group.. N-methyl-L-alanine : A methyl-L-alanine in which one of the the amino hydrogen of L-alanine is replaced by a methyl group. | 2.06 | 1 | 0 | amino acid zwitterion; methyl-L-alanine | |
| morphine Meconium: The thick green-to-black mucilaginous material found in the intestines of a full-term fetus. It consists of secretions of the INTESTINAL GLANDS; BILE PIGMENTS; FATTY ACIDS; AMNIOTIC FLUID; and intrauterine debris. It constitutes the first stools passed by a newborn. | 2.73 | 3 | 0 | morphinane alkaloid; organic heteropentacyclic compound; tertiary amino compound | anaesthetic; drug allergen; environmental contaminant; geroprotector; mu-opioid receptor agonist; opioid analgesic; plant metabolite; vasodilator agent; xenobiotic |
| beta-funaltrexamine beta-funaltrexamine: RN given refers to parent cpd(E)-isomer; structure given in first source | 2.08 | 1 | 0 | morphinane alkaloid | |
| andrographolide [no description available] | 2.05 | 1 | 0 | carbobicyclic compound; gamma-lactone; labdane diterpenoid; primary alcohol; secondary alcohol | anti-HIV agent; anti-inflammatory drug; antineoplastic agent; metabolite |
| bosutinib 4-((2,4-dichloro-5-methoxyphenyl)amino)-6-methoxy-7-(3-(4-methyl-1-piperazinyl)propoxy)-3-quinolinecarbonitrile: a Src kinase inhibitor; structure in first source | 2.06 | 1 | 0 | aminoquinoline; aromatic ether; dichlorobenzene; N-methylpiperazine; nitrile; tertiary amino compound | antineoplastic agent; tyrosine kinase inhibitor |
| tin [no description available] | 7.04 | 1 | 0 | carbon group element atom; elemental tin; metal atom | micronutrient |
| (6E)-7-[3-(4-fluorophenyl)-1-(propan-2-yl)-1H-indol-2-yl]-3,5-dihydroxyhept-6-enoic acid (6E)-7-[3-(4-fluorophenyl)-1-(propan-2-yl)-1H-indol-2-yl]-3,5-dihydroxyhept-6-enoic acid : A dihydroxy monocarboxylic acid that is N-isopropylindole which is substituted at position 3 by a p-fluorophenyl group and at position 2 by a 6-carboxy-3,5-dihydroxyhex-1-en-1-yl group. It has four possible diastereoisomers. | 2.1 | 1 | 0 | dihydroxy monocarboxylic acid; indoles; organofluorine compound | |
| codeine phosphate [no description available] | 2.1 | 1 | 0 | ||
| aluminum Aluminum: A metallic element that has the atomic number 13, atomic symbol Al, and atomic weight 26.98. | 2.05 | 1 | 0 | boron group element atom; elemental aluminium; metal atom | |
| dihydromorphine Dihydromorphine: A semisynthetic analgesic used in the study of narcotic receptors. | 2.1 | 1 | 0 | morphinane alkaloid | |
| naltrexone Naltrexone: Derivative of noroxymorphone that is the N-cyclopropylmethyl congener of NALOXONE. It is a narcotic antagonist that is effective orally, longer lasting and more potent than naloxone, and has been proposed for the treatment of heroin addiction. The FDA has approved naltrexone for the treatment of alcohol dependence.. naltrexone : An organic heteropentacyclic compound that is naloxone substituted in which the allyl group attached to the nitrogen is replaced by a cyclopropylmethyl group. A mu-opioid receptor antagonist, it is used to treat alcohol dependence. | 2.08 | 1 | 0 | cyclopropanes; morphinane-like compound; organic heteropentacyclic compound | antidote to opioid poisoning; central nervous system depressant; environmental contaminant; mu-opioid receptor antagonist; xenobiotic |
| morphine-6-glucuronide morphine-6-glucuronide: RN given refers to (5alpha,6alpha)-isomer | 2.1 | 1 | 0 | morphinane alkaloid | |
| butorphanol Butorphanol: A synthetic morphinan analgesic with narcotic antagonist action. It is used in the management of severe pain.. butorphanol : Levorphanol in which a hydrogen at position 14 of the morphinan skeleton is substituted by hydroxy and one of the hydrogens of the N-methyl group is substituted by cyclopropyl. A semi-synthetic opioid agonist-antagonist analgesic, it is used as its (S,S)-tartaric acid salt for relief or moderate to severe pain. | 2.1 | 1 | 0 | morphinane alkaloid | antitussive; kappa-opioid receptor agonist; mu-opioid receptor agonist; opioid analgesic |
| sulfur Sulfur: An element that is a member of the chalcogen family. It has an atomic symbol S, atomic number 16, and atomic weight [32.059; 32.076]. It is found in the amino acids cysteine and methionine. | 2.44 | 2 | 0 | chalcogen; nonmetal atom | macronutrient |
| enalapril Enalapril: An angiotensin-converting enzyme inhibitor that is used to treat HYPERTENSION and HEART FAILURE.. enalapril : A dicarboxylic acid monoester that is ethyl 4-phenylbutanoate in which a hydrogen alpha to the carboxy group is substituted by the amino group of L-alanyl-L-proline (S-configuration). | 2.1 | 1 | 0 | dicarboxylic acid monoester; dipeptide | antihypertensive agent; EC 3.4.15.1 (peptidyl-dipeptidase A) inhibitor; geroprotector; prodrug |
| cysteine Cysteine: A thiol-containing non-essential amino acid that is oxidized to form CYSTINE.. L-cysteinium : The L-enantiomer of cysteinium.. cysteine : A sulfur-containing amino acid that is propanoic acid with an amino group at position 2 and a sulfanyl group at position 3. | 7.98 | 4 | 0 | cysteinium | fundamental metabolite |
| boron Boron: A trace element with the atomic symbol B, atomic number 5, and atomic weight [10.806; 10.821]. Boron-10, an isotope of boron, is used as a neutron absorber in BORON NEUTRON CAPTURE THERAPY. | 2.1 | 1 | 0 | boron group element atom; metalloid atom; nonmetal atom | micronutrient |
| heroin Heroin: A narcotic analgesic that may be habit-forming. It is a controlled substance (opium derivative) listed in the U.S. Code of Federal Regulations, Title 21 Parts 329.1, 1308.11 (1987). Sale is forbidden in the United States by Federal statute. (Merck Index, 11th ed). heroin : A morphinane alkaloid that is morphine bearing two acetyl substituents on the O-3 and O-6 positions. As with other opioids, heroin is used as both an analgesic and a recreational drug. Frequent and regular administration is associated with tolerance and physical dependence, which may develop into addiction. Its use includes treatment for acute pain, such as in severe physical trauma, myocardial infarction, post-surgical pain, and chronic pain, including end-stage cancer and other terminal illnesses. | 2.1 | 1 | 0 | morphinane alkaloid | mu-opioid receptor agonist; opioid analgesic; prodrug |
| enalaprilat anhydrous Enalaprilat: The active metabolite of ENALAPRIL and one of the potent, intravenously administered, ANGIOTENSIN-CONVERTING ENZYME INHIBITORS. It is an effective agent for the treatment of essential hypertension and has beneficial hemodynamic effects in heart failure. The drug produces renal vasodilation with an increase in sodium excretion.. enalaprilat dihydrate : The dihydrate form of enalaprilat, an angiotensin-converting enzyme (ACE) inhibitor that is used (often in the form of its prodrug, enalapril) in the treatment of hypertension and heart failure, for reduction of proteinuria and renal disease in patients with nephropathies, and for the prevention of stroke, myocardial infarction, and cardiac death in high-risk patients. Unlike enalapril, enalaprilat is not absorbed by mouth but is administered by intravenous injection.. enalaprilat (anhydrous) : Enalapril in which the ethyl ester group has been hydrolysed to the corresponding carboxylic acid. Enalaprilat is an angiotensin-converting enzyme (ACE) inhibitor and is used (often in the form of its prodrug, enalapril) in the treatment of hypertension and heart failure, for reduction of proteinuria and renal disease in patients with nephropathies, and for the prevention of stroke, myocardial infarction, and cardiac death in high-risk patients. Unlike enalapril, enalaprilat is not absorbed by mouth but is given by intravenous injection, usually as the dihydrate. | 2.1 | 1 | 0 | dicarboxylic acid; dipeptide | antihypertensive agent; EC 3.4.15.1 (peptidyl-dipeptidase A) inhibitor |
| normorphine normorphine: RN given refers to (5 alpha,6 alpha)-isomer | 2.1 | 1 | 0 | morphinane alkaloid | |
| norbinaltorphimine norbinaltorphimine: kappa opiate receptor antagonist; structure given in first source | 2.08 | 1 | 0 | isoquinolines | |
| morphine-3-glucuronide morphine-3-glucuronide: RN given refers to (5alpha,6alpha)-isomer | 2.1 | 1 | 0 | morphinane alkaloid | |
| naltrindole naltrindole: delta opioid receptor antagonist | 2.08 | 1 | 0 | isoquinolines | |
| 1,2-dielaidoylphosphatidylethanolamine 1,2-dielaidoylphosphatidylethanolamine: RN given refers to (E,E)-isomer; member of a class of cationic lipid formulations called cytofectins | 2.1 | 1 | 0 | ||
| 6-(bromomethylene)tetrahydro-3-(1-naphthaleneyl)-2h-pyran-2-one 6-(bromomethylene)tetrahydro-3-(1-naphthaleneyl)-2H-pyran-2-one: structure given in first source; potent irreversible, mechanism-based inhibitor of myocardial calcium-independent phospholipase A2 | 2.05 | 1 | 0 | naphthalenes | |
| selenium Selenium: An element with the atomic symbol Se, atomic number 34, and atomic weight 78.97. It is an essential micronutrient for mammals and other animals but is toxic in large amounts. Selenium protects intracellular structures against oxidative damage. It is an essential component of GLUTATHIONE PEROXIDASE. | 2.02 | 1 | 0 | chalcogen; nonmetal atom | micronutrient |
| rosaramicin rosaramicin: RN given refers to parent cpd. rosaramicin : A macrolide antibiotic with activity against Neisseria gonorrhoeae, Chlamydia trachomatis, Ureaplasma urealyticum and Mycoplasma hominis. | 2.1 | 1 | 0 | aldehyde; enone; epoxide; macrolide antibiotic; monosaccharide derivative | bacterial metabolite |
| beta-escin [no description available] | 2.03 | 1 | 0 | ||
| sq-23377 Ionomycin: A divalent calcium ionophore that is widely used as a tool to investigate the role of intracellular calcium in cellular processes.. ionomycin : A very long-chain fatty acid that is docosa-10,16-dienoic acid which is substituted by methyl groups at positions 4, 6, 8, 12, 14, 18 and 20, by hydroxy groups at positions 11, 19 and 21, and by a (2',5-dimethyloctahydro-2,2'-bifuran-5-yl)ethanol group at position 21. An ionophore produced by Streptomyces conglobatus, it is used in research to raise the intracellular level of Ca(2+) and as a research tool to understand Ca(2+) transport across biological membranes. | 2.02 | 1 | 0 | cyclic ether; enol; polyunsaturated fatty acid; very long-chain fatty acid | calcium ionophore; metabolite |
| roxithromycin (E)-roxithromycin : A major geometrical isomer of roxithromycin. | 2.1 | 1 | 0 | roxithromycin | environmental contaminant; xenobiotic |
| cefdinir [no description available] | 2.1 | 1 | 0 | cephalosporin; ketoxime | antibacterial drug |
| phenylalanylphenylalanine Phe-Phe : A dipeptide formed from two L-phenylalanine residues. | 2.1 | 1 | 0 | dipeptide; L-aminoacyl-L-amino acid zwitterion | human blood serum metabolite; Mycoplasma genitalium metabolite |
| 2-methylproline 2-methylproline: RN given refers to (L)-isomer | 2.07 | 1 | 0 | ||
| staurosporine staurosporinium : Conjugate acid of staurosporine. | 2.44 | 2 | 0 | ammonium ion derivative | |
| bacteriochlorin bacteriochlorin: structure in first source. bacteriochlorin : A tetrapyrrole fundamental parent that consists of two pyrrole and two reduced pyrrole units connected by methine linkages, where the two reduced pyrroles are located diagonally opposite one another. | 2.07 | 1 | 0 | ||
| mannich bases Mannich Bases: Ketonic amines prepared from the condensation of a ketone with formaldehyde and ammonia or a primary or secondary amine. A Mannich base can act as the equivalent of an alpha,beta unsaturated ketone in synthesis or can be reduced to form physiologically active amino alcohols. | 7.49 | 2 | 0 | ||
| pachastrissamine pachastrissamine: a cytotoxic anhydrophytosphingosine from a marine sponge, Pachastrissa sp. ; structure in first source | 2.31 | 1 | 0 | ||
| casuarine casuarine: structure in first source; do not confuse with tannin casuariin | 2.08 | 1 | 0 | ||
| sb 705498 SB 705498: structure in first source | 2.03 | 1 | 0 | ||
| norcodeine norcodeine: RN given refers to (5 alpha,6 alpha)-isomer. norcodeine : A morphinane-like compound that is the N-demethylated derivative of codeine. | 2.1 | 1 | 0 | morphinane alkaloid | |
| spirotryprostatin b spirotryprostatin B: cell cycle inhibitor from Aspergillus fumigatus; structure in first source | 2.44 | 2 | 0 | ||
| 4-n-butyl-1-(4-(2-methylphenyl)-4-oxo-1-butyl)-piperidine hydrogen chloride [no description available] | 2.1 | 1 | 0 | ||
| phosphoramidite phosphoramidite: structure in first source. phosphoramidite : A compound with the general formula (RO)2PNR2. Phosphoramidites can be regarded as phosphites that have an NR2 instead of an OH group, or as amides of phosphorous acid. | 2.06 | 1 | 0 | ||
| hyacinthacine a1 hyacinthacine A1: structure in first source | 7.07 | 1 | 0 | ||
| acutumine acutumine: dechloroacutumine is the dechloro derivative of acutumine | 2.05 | 1 | 0 | alkaloid | |
| decanoylcarnitine decanoylcarnitine: therapeutic agent for diabetic acidosis; RN given refers to cpd without isomeric designation. O-decanoylcarnitine : An O-acylcarnitine compound having decanoyl as the acyl substituent. | 2.1 | 1 | 0 | decanoate ester; O-acylcarnitine | human urinary metabolite |
| alpha-synuclein alpha-Synuclein: A synuclein that is a major component of LEWY BODIES and plays a role in SYNUCLEINOPATHIES, neurodegeneration and neuroprotection. | 2.07 | 1 | 0 | ||
| lobelane lobelane: structure in first source | 7.05 | 1 | 0 | ||
| oxadiazoles Oxadiazoles: Compounds containing five-membered heteroaromatic rings containing two carbons, two nitrogens, and one oxygen atom which exist in various regioisomeric forms. | 2.31 | 1 | 0 | ||
| ribose ribopyranose : The pyranose form of ribose. | 7.01 | 1 | 0 | D-ribose; ribopyranose | |
| pentalenene pentalenene: structure in first source | 2.06 | 1 | 0 | ortho-fused tricyclic hydrocarbon; sesquiterpene | |
| horsfiline horsfiline: structure in first source | 2.07 | 1 | 0 | ||
| bms-663068 fostemsavir: an HIV-1 attachment inhibitor; structure in first source | 2.25 | 1 | 0 | ||
| kaitocephalin kaitocephalin: structure in first source | 2.1 | 1 | 0 | ||
| gosogliptin [no description available] | 2.07 | 1 | 0 | amino acid amide | |
| alpha-conhydrine alpha-conhydrine: structure in first source | 2.03 | 1 | 0 | ||
| coerulescine coerulescine: structure in first source | 2.07 | 1 | 0 | ||
| quinocarcin quinocarcin: from Streptomyces melanovinaceus nov.sp.; structure given in second source | 2.07 | 1 | 0 | ||
| physalaemin Physalaemin: An oligopeptide isolated from the skin of Physalaemus fuscumaculatus, a South American frog. It is a typical kinin, resembling SUBSTANCE P in structure and action and has been proposed as a sialagogue, antihypertensive, and vasodilator. | 2 | 1 | 0 | ||
| oligonucleotides [no description available] | 3.42 | 7 | 0 | ||
| sphingosine kinase [no description available] | 2.61 | 2 | 0 | ||
| bacteriochlorin a isobacteriochlorin: structure in first source | 2.45 | 2 | 0 | ||
| sodium cyanoborohydride sodium cyanoborohydride: reagent for preparing biologically active nitroxides | 2.03 | 1 | 0 | ||
| strictamine strictamine: structure | 2.15 | 1 | 0 | ||
| dihydrobenzoxathiin dihydrobenzoxathiin: structure in first source | 7.02 | 1 | 0 | ||
| sodium nitrite Sodium Nitrite: Nitrous acid sodium salt. Used in many industrial processes, in meat curing, coloring, and preserving, and as a reagent in ANALYTICAL CHEMISTRY TECHNIQUES. It is used therapeutically as an antidote in cyanide poisoning. The compound is toxic and mutagenic and will react in vivo with secondary or tertiary amines thereby producing highly carcinogenic nitrosamines.. sodium nitrite : An inorganic sodium salt having nitrite as the counterion. Used as a food preservative and antidote to cyanide poisoning. | 7.05 | 1 | 0 | inorganic sodium salt; nitrite salt | antidote to cyanide poisoning; antihypertensive agent; antimicrobial food preservative; food antioxidant; poison |
| stearates Stearates: Salts and esters of the 18-carbon saturated, monocarboxylic acid--stearic acid. | 2.17 | 1 | 0 | ||
| oxathiol oxathiol: reagent which complexes with polonium; used to remove absorbed doses of Po-210 in rats; structure | 3.15 | 1 | 0 | ||
| bms-790052 daclatasvir: an HCV NS5A inhibitor. daclatasvir : A member of the class of biphenyls that is a potent inhibitor of nonstructural protein 5A and is used (as its hydrochloride salt) for treatment of hepatitis C. | 2.13 | 1 | 0 | biphenyls; carbamate ester; carboxamide; imidazoles; valine derivative | antiviral drug; nonstructural protein 5A inhibitor |
| bms 665053 BMS 665053: structure in first source | 3.17 | 1 | 0 | ||
| piperidines Piperidines: A family of hexahydropyridines. | 6.83 | 49 | 0 | ||
| mephedrone mephedrone: a beta-keto (bk) designer drug; Central Nervous System Stimulants. mephedrone : An aromatic ketone that is propiophenone substituted at C-4 and at C-beta with methyl and methylamino groups respectively. It is a synthetic stimulant and entactogen drug of the amphetamine and cathinone classes. | 2.15 | 1 | 0 | amphetamines; aromatic ketone; secondary amino compound | environmental contaminant; xenobiotic |
| sofosbuvir Sofosbuvir: A uridine monophosphate analog inhibitor of HEPATITIS C VIRUS (HCV) polymerase NS5B that is used as an ANTIVIRAL AGENT in the treatment of CHRONIC HEPATITIS C.. sofosbuvir : A nucleotide conjugate that is used in combination with ledipasvir (under the trade name Harvoni) for the treatment of chronic hepatitis C genotype 1 infection. | 9.13 | 7 | 7 | isopropyl ester; L-alanyl ester; nucleotide conjugate; organofluorine compound; phosphoramidate ester | antiviral drug; hepatitis C protease inhibitor; prodrug |
| methylone [no description available] | 2.15 | 1 | 0 | benzodioxoles | |
| heme Heme: The color-furnishing portion of hemoglobin. It is found free in tissues and as the prosthetic group in many hemeproteins.. ferroheme : Any iron(II)--porphyrin coordination complex.. ferroheme b : Heme b in which the iron has oxidation state +2.. heme : A heme is any tetrapyrrolic chelate of iron. | 2.03 | 1 | 0 | ||
| poststatin poststatin: structure given in first source p.960; inhibitor of prolyl endopeptidase; produced by Streptomyces viridochromogenes MH534-30F3 | 6.99 | 1 | 0 | ||
| ascorbic acid Ascorbic Acid: A six carbon compound related to glucose. It is found naturally in citrus fruits and many vegetables. Ascorbic acid is an essential nutrient in human diets, and necessary to maintain connective tissue and bone. Its biologically active form, vitamin C, functions as a reducing agent and coenzyme in several metabolic pathways. Vitamin C is considered an antioxidant.. L-ascorbic acid : The L-enantiomer of ascorbic acid and conjugate acid of L-ascorbate.. L-ascorbate : The L-enantiomer of ascorbate and conjugate base of L-ascorbic acid, arising from selective deprotonation of the 3-hydroxy group. Required for a range of essential metabolic reactions in all animals and plants.. vitamin C : Any member of a group of vitamers that belong to the chemical structural class called butenolides that exhibit biological activity against vitamin C deficiency in animals. The vitamers include L-ascorbic acid and its salt, ionized and oxidized forms. | 2.76 | 3 | 0 | ascorbic acid; vitamin C | coenzyme; cofactor; flour treatment agent; food antioxidant; food colour retention agent; geroprotector; plant metabolite; skin lightening agent |
| tetracycline Tetracycline: A naphthacene antibiotic that inhibits AMINO ACYL TRNA binding during protein synthesis.. tetracycline : A broad-spectrum polyketide antibiotic produced by the Streptomyces genus of actinobacteria. | 3.04 | 5 | 0 | ||
| chlortetracycline Chlortetracycline: A TETRACYCLINE with a 7-chloro substitution.. chlortetracycline : A member of the class of tetracyclines with formula C22H23ClN2O8 isolated from Streptomyces aureofaciens. | 2.1 | 1 | 0 | ||
| warfarin Warfarin: An anticoagulant that acts by inhibiting the synthesis of vitamin K-dependent coagulation factors. Warfarin is indicated for the prophylaxis and/or treatment of venous thrombosis and its extension, pulmonary embolism, and atrial fibrillation with embolization. It is also used as an adjunct in the prophylaxis of systemic embolism after myocardial infarction. Warfarin is also used as a rodenticide.. warfarin : A racemate comprising equal amounts of (R)- and (S)-warfarin. Extensively used as both an anticoagulant drug and as a pesticide against rats and mice.. 4-hydroxy-3-(3-oxo-1-phenylbutyl)-1-benzopyran-2-one : A member of the class of coumarins that is 4-hydroxycoumarin which is substituted at position 3 by a 1-phenyl-3-oxo-1-butyl group. | 2.96 | 4 | 0 | benzenes; hydroxycoumarin; methyl ketone | |
| equisetin equisetin: antibiotic from Fusarium equiseti; derivative of N-methyl-2,4-pyrollidone with elemental composition C22-H31-N-O4; N1 same as NM. equisetin : A member of the class of tetramic acids that is trichosetin in which the hydrogen attached to the lactam nitrogen has been replaced by a methyl group. It is produced by the filamentous fungus Fusarium heterosporum. | 2.08 | 1 | 0 | enol; octahydronaphthalenes; primary alcohol; tetramic acids | antibacterial agent; fungal metabolite; HIV-1 integrase inhibitor; quorum sensing inhibitor |
| rolitetracycline Rolitetracycline: A pyrrolidinylmethyl TETRACYCLINE.. rolitetracycline : A derivative of tetracycline in which the amide function is substituted with a pyrrolidinomethyl group. | 2.34 | 2 | 0 | ||
| tetramic acid tetramic acid : A gamma-lactam that is 1,3-dihydro-2H-pyrrol-2-one in which the hydrogen at position 4 has been replaced by a hydroxy group. Despite its simple structure, it was not synthesised until 1972; earlier attempts were later shown to have resulted only in the formation of the isomer 5-imino-4,5-dihydrofuran-3-ol. | 7.06 | 1 | 0 | ||
| merrifield resin Merrifield resin: used as support for solid phase synthesis of thiol-terminated peptides | 7.05 | 1 | 0 | ||
| flavin mononucleotide Flavin Mononucleotide: A coenzyme for a number of oxidative enzymes including NADH DEHYDROGENASE. It is the principal form in which RIBOFLAVIN is found in cells and tissues. | 2.25 | 1 | 0 | ||
| phenanthroindolizidine phenanthroindolizidine: structure in first source | 7.08 | 1 | 0 | ||
| cyclic gmp Cyclic GMP: Guanosine cyclic 3',5'-(hydrogen phosphate). A guanine nucleotide containing one phosphate group which is esterified to the sugar moiety in both the 3'- and 5'-positions. It is a cellular regulatory agent and has been described as a second messenger. Its levels increase in response to a variety of hormones, including acetylcholine, insulin, and oxytocin and it has been found to activate specific protein kinases. (From Merck Index, 11th ed). 3',5'-cyclic GMP : A 3',5'-cyclic purine nucleotide in which the purine nucleobase is specified as guanidine. | 2.52 | 2 | 0 | 3',5'-cyclic purine nucleotide; guanyl ribonucleotide | Escherichia coli metabolite; human metabolite; mouse metabolite; plant metabolite; Saccharomyces cerevisiae metabolite |
| guanine [no description available] | 7.25 | 1 | 0 | 2-aminopurines; oxopurine; purine nucleobase | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
| clozapine Clozapine: A tricylic dibenzodiazepine, classified as an atypical antipsychotic agent. It binds several types of central nervous system receptors, and displays a unique pharmacological profile. Clozapine is a serotonin antagonist, with strong binding to 5-HT 2A/2C receptor subtype. It also displays strong affinity to several dopaminergic receptors, but shows only weak antagonism at the dopamine D2 receptor, a receptor commonly thought to modulate neuroleptic activity. Agranulocytosis is a major adverse effect associated with administration of this agent.. clozapine : A benzodiazepine that is 5H-dibenzo[b,e][1,4]diazepine substituted by a chloro group at position 8 and a 4-methylpiperazin-1-yl group at position 11. It is a second generation antipsychotic used in the treatment of psychiatric disorders like schizophrenia. | 2.1 | 1 | 0 | benzodiazepine; N-arylpiperazine; N-methylpiperazine; organochlorine compound | adrenergic antagonist; dopaminergic antagonist; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; environmental contaminant; GABA antagonist; histamine antagonist; muscarinic antagonist; second generation antipsychotic; serotonergic antagonist; xenobiotic |
| olanzapine Olanzapine: A benzodiazepine derivative that binds SEROTONIN RECEPTORS; MUSCARINIC RECEPTORS; HISTAMINE H1 RECEPTORS; ADRENERGIC ALPHA-1 RECEPTORS; and DOPAMINE RECEPTORS. It is an antipsychotic agent used in the treatment of SCHIZOPHRENIA; BIPOLAR DISORDER; and MAJOR DEPRESSIVE DISORDER; it may also reduce nausea and vomiting in patients undergoing chemotherapy.. olanzapine : A benzodiazepine that is 10H-thieno[2,3-b][1,5]benzodiazepine substituted by a methyl group at position 2 and a 4-methylpiperazin-1-yl group at position 4. | 2.1 | 1 | 0 | benzodiazepine; N-arylpiperazine; N-methylpiperazine | antiemetic; dopaminergic antagonist; histamine antagonist; muscarinic antagonist; second generation antipsychotic; serotonergic antagonist; serotonin uptake inhibitor |
| diazeniumdiolate diazeniumdiolate: a class of nitric oxide (NO) donors; structure in first source. 1,1-diethyl-2-hydroxy-3-oxotriazane : A nitroso compound that is triazane in which the the nitrogen at position 1 is substituted by two ethyl groups, that at position 2 is substituted by a hydroxy group, and that at position 3 is substituted by an oxo group. | 2.17 | 1 | 0 | ||
| norclozapine norclozapine: structure given in first source. N-desmethylclozapine : A dibenzodoazepine substituted with chloro and piperazino groups which is a major metabolite of clozapine; a potent and selective 5-HT2C serotonin receptor antagonist. | 2.1 | 1 | 0 | dibenzodiazepine; organochlorine compound; piperazines | delta-opioid receptor agonist; metabolite; serotonergic antagonist |
| pyrimidinones Pyrimidinones: Heterocyclic compounds known as 2-pyrimidones (or 2-hydroxypyrimidines) and 4-pyrimidones (or 4-hydroxypyrimidines) with the general formula C4H4N2O. | 7.97 | 4 | 0 |
| Condition | Indicated | Relationship Strength | Studies | Trials |
|---|---|---|---|---|
| Acute Confusional Senile Dementia [description not available] | 0 | 3.09 | 4 | 0 |
| Alzheimer Disease A degenerative disease of the BRAIN characterized by the insidious onset of DEMENTIA. Impairment of MEMORY, judgment, attention span, and problem solving skills are followed by severe APRAXIAS and a global loss of cognitive abilities. The condition primarily occurs after age 60, and is marked pathologically by severe cortical atrophy and the triad of SENILE PLAQUES; NEUROFIBRILLARY TANGLES; and NEUROPIL THREADS. (From Adams et al., Principles of Neurology, 6th ed, pp1049-57) | 0 | 3.09 | 4 | 0 |
| Cerebral Infarction, Middle Cerebral Artery [description not available] | 0 | 2.31 | 1 | 0 |
| Apoplexy [description not available] | 0 | 2.31 | 1 | 0 |
| Acute Ischemic Stroke [description not available] | 0 | 2.31 | 1 | 0 |
| Cerebral Ischemia [description not available] | 0 | 2.31 | 1 | 0 |
| Disease Models, Animal Naturally-occurring or experimentally-induced animal diseases with pathological processes analogous to human diseases. | 0 | 3.9 | 11 | 0 |
| Ischemic Stroke Stroke due to BRAIN ISCHEMIA resulting in interruption or reduction of blood flow to a part of the brain. When obstruction is due to a BLOOD CLOT formed within in a cerebral blood vessel it is a thrombotic stroke. When obstruction is formed elsewhere and moved to block a cerebral blood vessel (see CEREBRAL EMBOLISM) it is referred to as embolic stroke. Wake-up stroke refers to ischemic stroke occurring during sleep while cryptogenic stroke refers to ischemic stroke of unknown origin. | 0 | 2.31 | 1 | 0 |
| Brain Ischemia Localized reduction of blood flow to brain tissue due to arterial obstruction or systemic hypoperfusion. This frequently occurs in conjunction with brain hypoxia (HYPOXIA, BRAIN). Prolonged ischemia is associated with BRAIN INFARCTION. | 0 | 2.31 | 1 | 0 |
| Infarction, Middle Cerebral Artery NECROSIS occurring in the MIDDLE CEREBRAL ARTERY distribution system which brings blood to the entire lateral aspects of each CEREBRAL HEMISPHERE. Clinical signs include impaired cognition; APHASIA; AGRAPHIA; weak and numbness in the face and arms, contralaterally or bilaterally depending on the infarction. | 0 | 2.31 | 1 | 0 |
| Stroke A group of pathological conditions characterized by sudden, non-convulsive loss of neurological function due to BRAIN ISCHEMIA or INTRACRANIAL HEMORRHAGES. Stroke is classified by the type of tissue NECROSIS, such as the anatomic location, vasculature involved, etiology, age of the affected individual, and hemorrhagic vs. non-hemorrhagic nature. (From Adams et al., Principles of Neurology, 6th ed, pp777-810) | 0 | 7.31 | 1 | 0 |
| Autoimmune Diabetes [description not available] | 0 | 2.25 | 1 | 0 |
| Diabetes Mellitus, Type 1 A subtype of DIABETES MELLITUS that is characterized by INSULIN deficiency. It is manifested by the sudden onset of severe HYPERGLYCEMIA, rapid progression to DIABETIC KETOACIDOSIS, and DEATH unless treated with insulin. The disease may occur at any age, but is most common in childhood or adolescence. | 0 | 2.25 | 1 | 0 |
| alpha-Galactosidase A Deficiency [description not available] | 0 | 2.25 | 1 | 0 |
| Fabry Disease An X-linked inherited metabolic disease caused by a deficiency of lysosomal ALPHA-GALACTOSIDASE A. It is characterized by intralysosomal accumulation of globotriaosylceramide and other GLYCOSPHINGOLIPIDS in blood vessels throughout the body leading to multi-system complications including renal, cardiac, cerebrovascular, and skin disorders. | 0 | 7.25 | 1 | 0 |
| HIV Coinfection [description not available] | 0 | 2.25 | 1 | 0 |
| HIV Infections Includes the spectrum of human immunodeficiency virus infections that range from asymptomatic seropositivity, thru AIDS-related complex (ARC), to acquired immunodeficiency syndrome (AIDS). | 0 | 2.25 | 1 | 0 |
| Astrocytoma, Grade IV [description not available] | 0 | 2.25 | 1 | 0 |
| Experimental Neoplasms [description not available] | 0 | 2.25 | 1 | 0 |
| Glioblastoma A malignant form of astrocytoma histologically characterized by pleomorphism of cells, nuclear atypia, microhemorrhage, and necrosis. They may arise in any region of the central nervous system, with a predilection for the cerebral hemispheres, basal ganglia, and commissural pathways. Clinical presentation most frequently occurs in the fifth or sixth decade of life with focal neurologic signs or seizures. | 0 | 2.25 | 1 | 0 |
| Candida Infection [description not available] | 0 | 2.25 | 1 | 0 |
| C gattii Infection [description not available] | 0 | 2.25 | 1 | 0 |
| Candidiasis Infection with a fungus of the genus CANDIDA. It is usually a superficial infection of the moist areas of the body and is generally caused by CANDIDA ALBICANS. (Dorland, 27th ed) | 0 | 2.25 | 1 | 0 |
| Cryptococcosis Fungal infection caused by genus CRYPTOCOCCUS. | 0 | 2.25 | 1 | 0 |
| Benign Neoplasms [description not available] | 0 | 3.21 | 5 | 0 |
| Neoplasms New abnormal growth of tissue. Malignant neoplasms show a greater degree of anaplasia and have the properties of invasion and metastasis, compared to benign neoplasms. | 0 | 3.21 | 5 | 0 |
| Alloxan Diabetes [description not available] | 0 | 2.55 | 2 | 0 |
| Rheumatoid Arthritis [description not available] | 0 | 7.31 | 1 | 0 |
| Arthritis, Rheumatoid A chronic systemic disease, primarily of the joints, marked by inflammatory changes in the synovial membranes and articular structures, widespread fibrinoid degeneration of the collagen fibers in mesenchymal tissues, and by atrophy and rarefaction of bony structures. Etiology is unknown, but autoimmune mechanisms have been implicated. | 0 | 2.31 | 1 | 0 |
| Infections, Plasmodium [description not available] | 0 | 2.55 | 2 | 0 |
| Plasmodium falciparum Malaria [description not available] | 0 | 2.59 | 2 | 0 |
| Malaria A protozoan disease caused in humans by four species of the PLASMODIUM genus: PLASMODIUM FALCIPARUM; PLASMODIUM VIVAX; PLASMODIUM OVALE; and PLASMODIUM MALARIAE; and transmitted by the bite of an infected female mosquito of the genus ANOPHELES. Malaria is endemic in parts of Asia, Africa, Central and South America, Oceania, and certain Caribbean islands. It is characterized by extreme exhaustion associated with paroxysms of high FEVER; SWEATING; shaking CHILLS; and ANEMIA. Malaria in ANIMALS is caused by other species of plasmodia. | 0 | 2.55 | 2 | 0 |
| Malaria, Falciparum Malaria caused by PLASMODIUM FALCIPARUM. This is the severest form of malaria and is associated with the highest levels of parasites in the blood. This disease is characterized by irregularly recurring febrile paroxysms that in extreme cases occur with acute cerebral, renal, or gastrointestinal manifestations. | 0 | 2.59 | 2 | 0 |
| Eunuchism The state of being a eunuch, a male without TESTES or whose testes failed to develop. It is characterized by the lack of mature male GERM CELLS and TESTICULAR HORMONES. | 0 | 2.15 | 1 | 0 |
| Pregnancy The status during which female mammals carry their developing young (EMBRYOS or FETUSES) in utero before birth, beginning from FERTILIZATION to BIRTH. | 0 | 2.67 | 3 | 0 |
| Cognitive Decline [description not available] | 0 | 2.15 | 1 | 0 |
| Cognitive Dysfunction Diminished or impaired mental and/or intellectual function. | 0 | 7.15 | 1 | 0 |
| Hepatocellular Carcinoma [description not available] | 0 | 7.58 | 2 | 0 |
| Cancer of Liver [description not available] | 0 | 2.58 | 2 | 0 |
| Carcinoma, Hepatocellular A primary malignant neoplasm of epithelial liver cells. It ranges from a well-differentiated tumor with EPITHELIAL CELLS indistinguishable from normal HEPATOCYTES to a poorly differentiated neoplasm. The cells may be uniform or markedly pleomorphic, or form GIANT CELLS. Several classification schemes have been suggested. | 0 | 2.58 | 2 | 0 |
| Liver Neoplasms Tumors or cancer of the LIVER. | 0 | 2.58 | 2 | 0 |
| Infections, Coronavirus [description not available] | 0 | 2.17 | 1 | 0 |
| Coronavirus Infections Virus diseases caused by the CORONAVIRUS genus. Some specifics include transmissible enteritis of turkeys (ENTERITIS, TRANSMISSIBLE, OF TURKEYS); FELINE INFECTIOUS PERITONITIS; and transmissible gastroenteritis of swine (GASTROENTERITIS, TRANSMISSIBLE, OF SWINE). | 0 | 2.17 | 1 | 0 |
| Eosinophilia, Pulmonary [description not available] | 0 | 2.15 | 1 | 0 |
| Pulmonary Eosinophilia A condition characterized by infiltration of the lung with EOSINOPHILS due to inflammation or other disease processes. Major eosinophilic lung diseases are the eosinophilic pneumonias caused by infections, allergens, or toxic agents. | 0 | 2.15 | 1 | 0 |
| Respiratory Tract Diseases Diseases involving the RESPIRATORY SYSTEM. | 0 | 2.15 | 1 | 0 |
| Cancer of Pancreas [description not available] | 0 | 2.17 | 1 | 0 |
| Pancreatic Neoplasms Tumors or cancer of the PANCREAS. Depending on the types of ISLET CELLS present in the tumors, various hormones can be secreted: GLUCAGON from PANCREATIC ALPHA CELLS; INSULIN from PANCREATIC BETA CELLS; and SOMATOSTATIN from the SOMATOSTATIN-SECRETING CELLS. Most are malignant except the insulin-producing tumors (INSULINOMA). | 0 | 2.17 | 1 | 0 |
| Hyperparathyroidism A condition of abnormally elevated output of PARATHYROID HORMONE (or PTH) triggering responses that increase blood CALCIUM. It is characterized by HYPERCALCEMIA and BONE RESORPTION, eventually leading to bone diseases. PRIMARY HYPERPARATHYROIDISM is caused by parathyroid HYPERPLASIA or PARATHYROID NEOPLASMS. SECONDARY HYPERPARATHYROIDISM is increased PTH secretion in response to HYPOCALCEMIA, usually caused by chronic KIDNEY DISEASES. | 0 | 2.17 | 1 | 0 |
| Nerve Pain [description not available] | 0 | 2.59 | 2 | 0 |
| Neuralgia Intense or aching pain that occurs along the course or distribution of a peripheral or cranial nerve. | 0 | 2.59 | 2 | 0 |
| Aura [description not available] | 0 | 2.21 | 1 | 0 |
| Absence Seizure [description not available] | 0 | 2.53 | 2 | 0 |
| Epilepsy A disorder characterized by recurrent episodes of paroxysmal brain dysfunction due to a sudden, disorderly, and excessive neuronal discharge. Epilepsy classification systems are generally based upon: (1) clinical features of the seizure episodes (e.g., motor seizure), (2) etiology (e.g., post-traumatic), (3) anatomic site of seizure origin (e.g., frontal lobe seizure), (4) tendency to spread to other structures in the brain, and (5) temporal patterns (e.g., nocturnal epilepsy). (From Adams et al., Principles of Neurology, 6th ed, p313) | 0 | 2.21 | 1 | 0 |
| Seizures Clinical or subclinical disturbances of cortical function due to a sudden, abnormal, excessive, and disorganized discharge of brain cells. Clinical manifestations include abnormal motor, sensory and psychic phenomena. Recurrent seizures are usually referred to as EPILEPSY or seizure disorder. | 0 | 2.53 | 2 | 0 |
| Chemical Dependence [description not available] | 0 | 2.17 | 1 | 0 |
| Substance-Related Disorders Disorders related to substance use or abuse. | 0 | 2.17 | 1 | 0 |
| Chronic Hepatitis C [description not available] | 0 | 14.73 | 49 | 49 |
| Cirrhosis, Liver [description not available] | 0 | 14.73 | 49 | 49 |
| Liver Cirrhosis Liver disease in which the normal microcirculation, the gross vascular anatomy, and the hepatic architecture have been variably destroyed and altered with fibrous septa surrounding regenerated or regenerating parenchymal nodules. | 0 | 14.73 | 49 | 49 |
| Hepatitis C, Chronic INFLAMMATION of the LIVER in humans that is caused by HEPATITIS C VIRUS lasting six months or more. Chronic hepatitis C can lead to LIVER CIRRHOSIS. | 0 | 14.73 | 49 | 49 |
| B16 Melanoma [description not available] | 0 | 2.21 | 1 | 0 |
| Diabetes Mellitus, Adult-Onset [description not available] | 0 | 4.59 | 9 | 0 |
| Diabetes Mellitus, Type 2 A subclass of DIABETES MELLITUS that is not INSULIN-responsive or dependent (NIDDM). It is characterized initially by INSULIN RESISTANCE and HYPERINSULINEMIA; and eventually by GLUCOSE INTOLERANCE; HYPERGLYCEMIA; and overt diabetes. Type II diabetes mellitus is no longer considered a disease exclusively found in adults. Patients seldom develop KETOSIS but often exhibit OBESITY. | 0 | 4.59 | 9 | 0 |
| Koch's Disease [description not available] | 0 | 2.47 | 2 | 0 |
| Tuberculosis Any of the infectious diseases of man and other animals caused by species of MYCOBACTERIUM TUBERCULOSIS. | 0 | 7.47 | 2 | 0 |
| Age-Related Memory Disorders [description not available] | 0 | 2.1 | 1 | 0 |
| Memory Disorders Disturbances in registering an impression, in the retention of an acquired impression, or in the recall of an impression. Memory impairments are associated with DEMENTIA; CRANIOCEREBRAL TRAUMA; ENCEPHALITIS; ALCOHOLISM (see also ALCOHOL AMNESTIC DISORDER); SCHIZOPHRENIA; and other conditions. | 0 | 2.1 | 1 | 0 |
| Blood Pressure, High [description not available] | 0 | 2.11 | 1 | 0 |
| Hypertension Persistently high systemic arterial BLOOD PRESSURE. Based on multiple readings (BLOOD PRESSURE DETERMINATION), hypertension is currently defined as when SYSTOLIC PRESSURE is consistently greater than 140 mm Hg or when DIASTOLIC PRESSURE is consistently 90 mm Hg or more. | 0 | 2.11 | 1 | 0 |
| Acid beta-Glucosidase Deficiency [description not available] | 0 | 2.13 | 1 | 0 |
| Gaucher Disease An autosomal recessive disorder caused by a deficiency of acid beta-glucosidase (GLUCOSYLCERAMIDASE) leading to intralysosomal accumulation of glycosylceramide mainly in cells of the MONONUCLEAR PHAGOCYTE SYSTEM. The characteristic Gaucher cells, glycosphingolipid-filled HISTIOCYTES, displace normal cells in BONE MARROW and visceral organs causing skeletal deterioration, hepatosplenomegaly, and organ dysfunction. There are several subtypes based on the presence and severity of neurological involvement. | 0 | 7.13 | 1 | 0 |
| Injury, Myocardial Reperfusion [description not available] | 0 | 2.13 | 1 | 0 |
| Parasitemia The presence of parasites (especially malarial parasites) in the blood. (Dorland, 27th ed) | 0 | 2.13 | 1 | 0 |
| Breast Cancer [description not available] | 0 | 7.48 | 2 | 0 |
| Breast Neoplasms Tumors or cancer of the human BREAST. | 0 | 2.48 | 2 | 0 |
| Muscle Contraction A process leading to shortening and/or development of tension in muscle tissue. Muscle contraction occurs by a sliding filament mechanism whereby actin filaments slide inward among the myosin filaments. | 0 | 2.05 | 1 | 0 |
| Atypical Mycobacterial Infection, Disseminated [description not available] | 0 | 2.05 | 1 | 0 |
| Anasarca [description not available] | 0 | 2.36 | 2 | 0 |
| Innate Inflammatory Response [description not available] | 0 | 2.44 | 2 | 0 |
| Edema Abnormal fluid accumulation in TISSUES or body cavities. Most cases of edema are present under the SKIN in SUBCUTANEOUS TISSUE. | 0 | 2.36 | 2 | 0 |
| Inflammation A pathological process characterized by injury or destruction of tissues caused by a variety of cytologic and chemical reactions. It is usually manifested by typical signs of pain, heat, redness, swelling, and loss of function. | 0 | 2.44 | 2 | 0 |
| Endometrioma An enlarged area of ENDOMETRIOSIS that resembles a tumor. It is usually found in the OVARY. When it is filled with old blood, it is known as a chocolate cyst. | 0 | 2.05 | 1 | 0 |
| Endometriosis A condition in which functional endometrial tissue is present outside the UTERUS. It is often confined to the PELVIS involving the OVARY, the ligaments, cul-de-sac, and the uterovesical peritoneum. | 0 | 2.05 | 1 | 0 |
| Cancer of Ovary [description not available] | 0 | 2.05 | 1 | 0 |
| Ovarian Neoplasms Tumors or cancer of the OVARY. These neoplasms can be benign or malignant. They are classified according to the tissue of origin, such as the surface EPITHELIUM, the stromal endocrine cells, and the totipotent GERM CELLS. | 0 | 2.05 | 1 | 0 |
| Ache [description not available] | 0 | 2.47 | 2 | 0 |
| Depression Depressive states usually of moderate intensity in contrast with MAJOR DEPRESSIVE DISORDER present in neurotic and psychotic disorders. | 0 | 2.05 | 1 | 0 |
| Pain An unpleasant sensation induced by noxious stimuli which are detected by NERVE ENDINGS of NOCICEPTIVE NEURONS. | 0 | 2.47 | 2 | 0 |
| Anesthesia A state characterized by loss of feeling or sensation. This depression of nerve function is usually the result of pharmacologic action and is induced to allow performance of surgery or other painful procedures. | 0 | 1.92 | 1 | 0 |
| Bacillus anthracis Infection [description not available] | 0 | 2.06 | 1 | 0 |
| Anthrax An acute infection caused by the spore-forming bacteria BACILLUS ANTHRACIS. It commonly affects hoofed animals such as sheep and goats. Infection in humans often involves the skin (cutaneous anthrax), the lungs (inhalation anthrax), or the gastrointestinal tract. Anthrax is not contagious and can be treated with antibiotics. | 0 | 7.06 | 1 | 0 |
| ADDH [description not available] | 0 | 2.06 | 1 | 0 |
| Depression, Endogenous [description not available] | 0 | 2.06 | 1 | 0 |
| Anxiety Feelings or emotions of dread, apprehension, and impending disaster but not disabling as with ANXIETY DISORDERS. | 0 | 2.06 | 1 | 0 |
| Attention Deficit Disorder with Hyperactivity A behavior disorder originating in childhood in which the essential features are signs of developmentally inappropriate inattention, impulsivity, and hyperactivity. Although most individuals have symptoms of both inattention and hyperactivity-impulsivity, one or the other pattern may be predominant. The disorder is more frequent in males than females. Onset is in childhood. Symptoms often attenuate during late adolescence although a minority experience the full complement of symptoms into mid-adulthood. (From DSM-V) | 0 | 2.06 | 1 | 0 |
| Depressive Disorder An affective disorder manifested by either a dysphoric mood or loss of interest or pleasure in usual activities. The mood disturbance is prominent and relatively persistent. | 0 | 2.06 | 1 | 0 |
| Cholera Infantum [description not available] | 0 | 2.06 | 1 | 0 |
| Infections, Helicobacter [description not available] | 0 | 2.06 | 1 | 0 |
| Helicobacter Infections Infections with organisms of the genus HELICOBACTER, particularly, in humans, HELICOBACTER PYLORI. The clinical manifestations are focused in the stomach, usually the gastric mucosa and antrum, and the upper duodenum. This infection plays a major role in the pathogenesis of type B gastritis and peptic ulcer disease. | 0 | 2.06 | 1 | 0 |
| Body Weight The mass or quantity of heaviness of an individual. It is expressed by units of pounds or kilograms. | 0 | 2.07 | 1 | 0 |
| Obesity A status with BODY WEIGHT that is grossly above the recommended standards, usually due to accumulation of excess FATS in the body. The standards may vary with age, sex, genetic or cultural background. In the BODY MASS INDEX, a BMI greater than 30.0 kg/m2 is considered obese, and a BMI greater than 40.0 kg/m2 is considered morbidly obese (MORBID OBESITY). | 0 | 2.48 | 2 | 0 |
| Infections, Orthomyxoviridae [description not available] | 0 | 2.07 | 1 | 0 |
| Orthomyxoviridae Infections Virus diseases caused by the ORTHOMYXOVIRIDAE. | 0 | 2.07 | 1 | 0 |
| Carcinoma, Non-Small Cell Lung [description not available] | 0 | 2.07 | 1 | 0 |
| Cancer of Lung [description not available] | 0 | 2.74 | 3 | 0 |
| Carcinoma, Non-Small-Cell Lung A heterogeneous aggregate of at least three distinct histological types of lung cancer, including SQUAMOUS CELL CARCINOMA; ADENOCARCINOMA; and LARGE CELL CARCINOMA. They are dealt with collectively because of their shared treatment strategy. | 0 | 2.07 | 1 | 0 |
| Lung Neoplasms Tumors or cancer of the LUNG. | 0 | 2.74 | 3 | 0 |
| Advanced Sleep Phase Syndrome [description not available] | 0 | 2.07 | 1 | 0 |
| Sleep Disorders, Circadian Rhythm Dyssomnias associated with disruption of the normal 24 hour sleep wake cycle secondary to travel (e.g., JET LAG SYNDROME), shift work, or other causes. | 0 | 2.07 | 1 | 0 |
| Neuroblastoma A common neoplasm of early childhood arising from neural crest cells in the sympathetic nervous system, and characterized by diverse clinical behavior, ranging from spontaneous remission to rapid metastatic progression and death. This tumor is the most common intraabdominal malignancy of childhood, but it may also arise from thorax, neck, or rarely occur in the central nervous system. Histologic features include uniform round cells with hyperchromatic nuclei arranged in nests and separated by fibrovascular septa. Neuroblastomas may be associated with the opsoclonus-myoclonus syndrome. (From DeVita et al., Cancer: Principles and Practice of Oncology, 5th ed, pp2099-2101; Curr Opin Oncol 1998 Jan;10(1):43-51) | 0 | 2.07 | 1 | 0 |
| Asthma, Bronchial [description not available] | 0 | 2.08 | 1 | 0 |
| Asthma A form of bronchial disorder with three distinct components: airway hyper-responsiveness (RESPIRATORY HYPERSENSITIVITY), airway INFLAMMATION, and intermittent AIRWAY OBSTRUCTION. It is characterized by spasmodic contraction of airway smooth muscle, WHEEZING, and dyspnea (DYSPNEA, PAROXYSMAL). | 0 | 2.08 | 1 | 0 |
| Lung Adenocarcinoma [description not available] | 0 | 7.08 | 1 | 0 |
| Adenocarcinoma, Basal Cell [description not available] | 0 | 2.08 | 1 | 0 |
| Adenocarcinoma of Lung A carcinoma originating in the lung and the most common lung cancer type in never-smokers. Malignant cells exhibit distinct features such as glandular epithelial, or tubular morphology. Mutations in KRAS, EGFR, BRAF, and ERBB2 genes are associated with this cancer. | 0 | 2.08 | 1 | 0 |
| Adenocarcinoma A malignant epithelial tumor with a glandular organization. | 0 | 7.08 | 1 | 0 |
| Hyperglycemia, Postprandial Abnormally high BLOOD GLUCOSE level after a meal. | 0 | 2.01 | 1 | 0 |
| Hyperglycemia Abnormally high BLOOD GLUCOSE level. | 0 | 2.01 | 1 | 0 |
| Grippe [description not available] | 0 | 2.01 | 1 | 0 |
| Influenza, Human An acute viral infection in humans involving the respiratory tract. It is marked by inflammation of the NASAL MUCOSA; the PHARYNX; and conjunctiva, and by headache and severe, often generalized, myalgia. | 0 | 2.01 | 1 | 0 |
| Impaired Glucose Tolerance [description not available] | 0 | 2.93 | 1 | 0 |
| Glucose Intolerance A pathological state in which BLOOD GLUCOSE level is less than approximately 140 mg/100 ml of PLASMA at fasting, and above approximately 200 mg/100 ml plasma at 30-, 60-, or 90-minute during a GLUCOSE TOLERANCE TEST. This condition is seen frequently in DIABETES MELLITUS, but also occurs with other diseases and MALNUTRITION. | 0 | 2.93 | 1 | 0 |
| Nervous System Disorders [description not available] | 0 | 1.93 | 1 | 0 |
| Nervous System Diseases Diseases of the central and peripheral nervous system. This includes disorders of the brain, spinal cord, cranial nerves, peripheral nerves, nerve roots, autonomic nervous system, neuromuscular junction, and muscle. | 0 | 1.93 | 1 | 0 |
| Disease, Pulmonary [description not available] | 0 | 1.93 | 1 | 0 |
| Lung Diseases Pathological processes involving any part of the LUNG. | 0 | 6.93 | 1 | 0 |
| Cardiac Diseases [description not available] | 0 | 1.93 | 1 | 0 |
| Abscess Accumulation of purulent material in tissues, organs, or circumscribed spaces, usually associated with signs of infection. | 0 | 6.93 | 1 | 0 |
| Heart Diseases Pathological conditions involving the HEART including its structural and functional abnormalities. | 0 | 1.93 | 1 | 0 |
| Infection [description not available] | 0 | 1.93 | 1 | 0 |
| Infections Invasion of the host organism by microorganisms or their toxins or by parasites that can cause pathological conditions or diseases. | 0 | 1.93 | 1 | 0 |
| Urinary Tract Infections Inflammatory responses of the epithelium of the URINARY TRACT to microbial invasions. They are often bacterial infections with associated BACTERIURIA and PYURIA. | 0 | 2.34 | 2 | 0 |
| Delayed Effects, Prenatal Exposure [description not available] | 0 | 2.01 | 1 | 0 |
| Glomerulonephritis, Minimal Change [description not available] | 0 | 1.92 | 1 | 0 |
| Nephrosis Pathological processes of the KIDNEY without inflammatory or neoplastic components. Nephrosis may be a primary disorder or secondary complication of other diseases. It is characterized by the NEPHROTIC SYNDROME indicating the presence of PROTEINURIA and HYPOALBUMINEMIA with accompanying EDEMA. | 0 | 1.92 | 1 | 0 |
| Nephrosis, Lipoid A kidney disease with no or minimal histological glomerular changes on light microscopy and with no immune deposits. It is characterized by lipid accumulation in the epithelial cells of KIDNEY TUBULES and in the URINE. Patients usually show NEPHROTIC SYNDROME indicating the presence of PROTEINURIA with accompanying EDEMA. | 0 | 1.92 | 1 | 0 |
| Carcinoma, Ehrlich Tumor A transplantable, poorly differentiated malignant tumor which appeared originally as a spontaneous breast carcinoma in a mouse. It grows in both solid and ascitic forms. | 0 | 2.02 | 1 | 0 |
| Metastase [description not available] | 0 | 2.02 | 1 | 0 |
| Neoplasm Metastasis The transfer of a neoplasm from one organ or part of the body to another remote from the primary site. | 0 | 2.02 | 1 | 0 |
| Circulatory Collapse [description not available] | 0 | 1.92 | 1 | 0 |
| Shock A pathological condition manifested by failure to perfuse or oxygenate vital organs. | 0 | 1.92 | 1 | 0 |
| Experimental Lung Inflammation Inflammation of any part, segment or lobe, of the lung parenchyma. | 0 | 2.02 | 1 | 0 |
| Pneumonia Infection of the lung often accompanied by inflammation. | 0 | 2.02 | 1 | 0 |