Substance | Relationship Strength | Studies | Trials | Classes | Roles |
acetone methyl ketone : A ketone of formula RC(=O)CH3 (R =/= H). | 1.92 | 1 | 0 | ketone body; methyl ketone; propanones; volatile organic compound | EC 3.5.1.4 (amidase) inhibitor; human metabolite; polar aprotic solvent |
chlorine chloride : A halide anion formed when chlorine picks up an electron to form an an anion. | 1.92 | 1 | 0 | halide anion; monoatomic chlorine | cofactor; Escherichia coli metabolite; human metabolite |
2,4-diaminobutyric acid 2,4-diaminobutyric acid: RN given refers to parent cpd without isomeric designation. 2,4-diaminobutyric acid : A diamino acid that is butyric acid in which a hydrogen at position 2 and a hydrogen at position 4 are replaced by amino groups. | 2.21 | 1 | 0 | diamino acid; gamma-amino acid; non-proteinogenic alpha-amino acid | |
glycine [no description available] | 2.08 | 1 | 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 |
inositol Inositol: An isomer of glucose that has traditionally been considered to be a B vitamin although it has an uncertain status as a vitamin and a deficiency syndrome has not been identified in man. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1379) Inositol phospholipids are important in signal transduction.. inositol : Any cyclohexane-1,2,3,4,5,6-hexol.. 1D-chiro-inositol : Belonging to the inositol family of compounds, D-chiro-inositol (DCI) is an isomer of glucose. It is an important secondary messenger in insulin signal transduction.. muco-inositol : An inositol that is cyclohexane-1,2,3,4,5,6-hexol having a (1R,2R,3r,4R,5S,6r)-configuration. | 2.05 | 1 | 0 | cyclitol; hexol | |
urea pseudourea: clinical use; structure. isourea : A carboximidic acid that is the imidic acid tautomer of urea, H2NC(=NH)OH, and its hydrocarbyl derivatives. | 2.03 | 1 | 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 |
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. | 2.03 | 1 | 0 | carboxamidine; guanidines; one-carbon compound | |
lysine Lysine: An essential amino acid. It is often added to animal feed.. lysine : A diamino acid that is caproic (hexanoic) acid bearing two amino substituents at positions 2 and 6.. L-lysine : An L-alpha-amino acid; the L-isomer of lysine. | 2 | 1 | 0 | aspartate family amino acid; L-alpha-amino acid zwitterion; L-alpha-amino acid; lysine; organic molecular entity; proteinogenic amino acid | algal metabolite; anticonvulsant; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; Saccharomyces cerevisiae metabolite |
cytidine [no description available] | 1.96 | 1 | 0 | cytidines | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
phenacyl bromide phenacyl bromide: structure. phenacyl bromide : An alpha-bromoketone that is acetophenone substituted by a bromo group at position 2. | 2.11 | 1 | 0 | acetophenones; alpha-bromoketone | metabolite |
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. | 2.21 | 1 | 0 | non-proteinogenic L-alpha-amino acid; ornithine | algal metabolite; hepatoprotective agent; mouse 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. | 3.85 | 12 | 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 |
skatole [no description available] | 1.99 | 1 | 0 | methylindole | human metabolite; mammalian metabolite |
4-toluenesulfonyl chloride [no description available] | 2.07 | 1 | 0 | | |
4-bromophenacyl bromide 4-bromophenacyl bromide: phospholipidase A(2) inhibitor; structure | 2.38 | 2 | 0 | | |
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. | 2.55 | 2 | 0 | azaarene; mancude organic heterobicyclic parent; ortho-fused heteroarene; quinazolines | |
fluorobenzenes Fluorobenzenes: Derivatives of BENZENE that contain FLUORINE.. monofluorobenzene : The simplest member of the class of monofluorobenzenes that is benzene carrying a single fluoro substituent.. fluorobenzenes : Any fluoroarene that is a benzene or a substituted benzene carrying at least one fluoro group. | 2.07 | 1 | 0 | monofluorobenzenes | NMR chemical shift reference compound |
cyanogen bromide Cyanogen Bromide: Cyanogen bromide (CNBr). A compound used in molecular biology to digest some proteins and as a coupling reagent for phosphoroamidate or pyrophosphate internucleotide bonds in DNA duplexes. | 2 | 1 | 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. | 1.96 | 1 | 0 | | |
2-hydroxy-5-nitrobenzyl bromide 2-Hydroxy-5-nitrobenzyl Bromide: A chemical reagent that reacts with and modifies chemically the tryptophan portion of protein molecules. Used for 'active site' enzyme studies and other protein studies. Sometimes referred to as Koshland's reagent. | 1.97 | 1 | 0 | | |
alkenes [no description available] | 1.92 | 1 | 0 | | |
adenosine quinquefolan B: isolated from roots of Panax quinquefolium L.; RN not in Chemline 10/87; RN from Toxlit | 1.96 | 1 | 0 | adenosines; purines D-ribonucleoside | analgesic; anti-arrhythmia drug; fundamental metabolite; human metabolite; vasodilator agent |
coomassie brilliant blue r kenacid blue: RN given refers to cpd with unknown MF | 1.96 | 1 | 0 | | |
bromosuccinimide Bromosuccinimide: A brominating agent that replaces hydrogen atoms in benzylic or allylic positions. It is used in the oxidation of secondary alcohols to ketones and in controlled low-energy brominations. (From Miall's Dictionary of Chemistry, 5th ed; Hawley's Condensed Chemical Dictionary, 12th ed,). | 2.37 | 2 | 0 | dicarboximide; organobromine compound; pyrrolidinone | reagent |
bnps-skatole BNPS-skatole : A bromoindole that is 3H-indole in which the hydrogen at position 2 has been replaced by an (o-nitrophenyl)sulfanyl group and in which the hydrogens at position 3 have been replaced by a bromine and a methyl group. It is used particularly for the selective cleavage of tryptophanyl peptide bonds (cleavage occurs at peptide bonds after amino acids with available C(gamma)=C(delta) double bonds such as tryptophan, tyrosine, and histidine). | 1.99 | 1 | 0 | aryl sulfide; bromoindole; C-nitro compound | reagent |
valiolamine valiolamine: isolated from Streptomyces hygroscopicus; RN from CA Index; RN not in Chemline 2/85 | 2.05 | 1 | 0 | | |
ao 128 AO 128: alpha-glucosidase inhibitor; structure given in first source | 2.05 | 1 | 0 | organic molecular entity | |
tamoxifen [no description available] | 2.03 | 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 |
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. | 1.98 | 1 | 0 | | |
lysophosphatidylcholines lysophosphatidylcholine : An acylglycerophosphocholine resulting from partial hydrolysis of a phosphatidylcholine, which removes one of the fatty acyl groups. The structure is depicted in the image where R1 = acyl, R2 = H or where R1 = H, R2 = acyl. | 1.96 | 1 | 0 | 1-O-acyl-sn-glycero-3-phosphocholine | |
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. | 1.96 | 1 | 0 | cysteinium | fundamental metabolite |
mocetinostat mocetinostat: undergoing phase II clinical trials for treatment of cancer. mocetinostat : A benzamide obtained by formal condensation of the carboxy group of 4-({[4-(pyridin-3-yl)pyrimidin-2-yl]amino}methyl)benzoic acid with one of the amino groups of benzene-1,2-diamine. It is an orally active and isotype-selective HDAC inhibitor which exhibits antitumour activity (IC50 = 0.15, 0.29, 1.66 and 0.59 muM for HDAC1, HDAC2, HDAC3 and HDAC11). | 2 | 1 | 0 | aminopyrimidine; benzamides; pyridines; secondary amino compound; secondary carboxamide; substituted aniline | antineoplastic agent; apoptosis inducer; autophagy inducer; cardioprotective agent; EC 3.5.1.98 (histone deacetylase) inhibitor; hepatotoxic agent |
cosyntropin Cosyntropin: A synthetic peptide that is identical to the 24-amino acid segment at the N-terminal of ADRENOCORTICOTROPIC HORMONE. ACTH (1-24), a segment similar in all species, contains the biological activity that stimulates production of CORTICOSTEROIDS in the ADRENAL CORTEX.. cosyntropin : A synthetic peptide that is identical to the 24-amino acid segment at the N-terminal of adrenocorticotropic hormone (corticotropin). A segment similar in all species, it contains the biological activity that stimulates production of corticosteroids in the adrenal cortex. It is used diagnostically to investigate adrenocortical insufficiency. | 2.01 | 1 | 0 | | |
cobrotoxin Cobra Neurotoxin Proteins: Toxins, contained in cobra (Naja) venom that block cholinergic receptors; two specific proteins have been described, the small (short, Type I) and the large (long, Type II) which also exist in other Elapid venoms. | 2.38 | 2 | 0 | | |
piperidines Piperidines: A family of hexahydropyridines. | 2.21 | 1 | 0 | | |
hirudin Hirudin: A 65-residue polypeptide from LEECHES. | 1.99 | 1 | 0 | | |
nitrophenols Nitrophenols: PHENOLS carrying nitro group substituents. | 1.97 | 1 | 0 | | |
alpha-cobratoxin alpha-cobratoxin: fron Naja nigricollis | 2.38 | 2 | 0 | | |
guanosine ribonucleoside : Any nucleoside where the sugar component is D-ribose. | 1.96 | 1 | 0 | guanosines; purines D-ribonucleoside | fundamental metabolite |
dinitrobenzenes Dinitrobenzenes: Benzene derivatives which are substituted with two nitro groups in the ortho, meta or para positions. | 7.34 | 2 | 0 | | |