| Substance | Relationship Strength | Studies | Trials | Classes | Roles |
|---|
bromide
Bromides: Salts of hydrobromic acid, HBr, with the bromine atom in the 1- oxidation state. (From McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed) | 2.95 | 4 | 0 | halide anion;
monoatomic bromine | |
carbamates
[no description available] | 1.97 | 1 | 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. | 1.97 | 1 | 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 |
choline
[no description available] | 2.38 | 2 | 0 | cholines | allergen;
Daphnia magna metabolite;
Escherichia coli metabolite;
human metabolite;
mouse metabolite;
neurotransmitter;
nutrient;
plant metabolite;
Saccharomyces cerevisiae metabolite |
citric acid, anhydrous
Citric Acid: A key intermediate in metabolism. It is an acid compound found in citrus fruits. The salts of citric acid (citrates) can be used as anticoagulants due to their calcium chelating ability.. citric acid : A tricarboxylic acid that is propane-1,2,3-tricarboxylic acid bearing a hydroxy substituent at position 2. It is an important metabolite in the pathway of all aerobic organisms. | 2.39 | 2 | 0 | tricarboxylic acid | antimicrobial agent;
chelator;
food acidity regulator;
fundamental metabolite |
chlorine
chloride : A halide anion formed when chlorine picks up an electron to form an an anion. | 2.42 | 2 | 0 | halide anion;
monoatomic chlorine | cofactor;
Escherichia coli metabolite;
human 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). | 1.97 | 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 |
malic acid
malic acid : A 2-hydroxydicarboxylic acid that is succinic acid in which one of the hydrogens attached to a carbon is replaced by a hydroxy group.. 2-hydroxydicarboxylic acid : Any dicarboxylic acid carrying a hydroxy group on the carbon atom at position alpha to the carboxy group. | 2.03 | 1 | 0 | 2-hydroxydicarboxylic acid;
C4-dicarboxylic acid | food acidity regulator;
fundamental metabolite |
lactic acid
Lactic Acid: A normal intermediate in the fermentation (oxidation, metabolism) of sugar. The concentrated form is used internally to prevent gastrointestinal fermentation. (From Stedman, 26th ed). 2-hydroxypropanoic acid : A 2-hydroxy monocarboxylic acid that is propanoic acid in which one of the alpha-hydrogens is replaced by a hydroxy group. | 2.42 | 2 | 0 | 2-hydroxy monocarboxylic acid | algal metabolite;
Daphnia magna metabolite |
dimethyl sulfoxide
Dimethyl Sulfoxide: A highly polar organic liquid, that is used widely as a chemical solvent. Because of its ability to penetrate biological membranes, it is used as a vehicle for topical application of pharmaceuticals. It is also used to protect tissue during CRYOPRESERVATION. Dimethyl sulfoxide shows a range of pharmacological activity including analgesia and anti-inflammation.. dimethyl sulfoxide : A 2-carbon sulfoxide in which the sulfur atom has two methyl substituents. | 2.42 | 2 | 0 | sulfoxide;
volatile organic compound | alkylating agent;
antidote;
Escherichia coli metabolite;
geroprotector;
MRI contrast agent;
non-narcotic analgesic;
polar aprotic solvent;
radical scavenger |
glycine
[no description available] | 7.06 | 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 |
glycerol
Moon: The natural satellite of the planet Earth. It includes the lunar cycles or phases, the lunar month, lunar landscapes, geography, and soil. | 1.96 | 1 | 0 | alditol;
triol | algal metabolite;
detergent;
Escherichia coli metabolite;
geroprotector;
human metabolite;
mouse metabolite;
osmolyte;
Saccharomyces cerevisiae metabolite;
solvent |
alpha-glycerophosphoric acid
[no description available] | 1.97 | 1 | 0 | glycerol monophosphate | algal metabolite;
human metabolite |
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. | 2.76 | 3 | 0 | elemental hydrogen;
elemental molecule;
gas molecular entity | antioxidant;
electron donor;
food packaging gas;
fuel;
human metabolite |
indoleacetic acid
indoleacetic acid: RN given refers to unlabeled parent cpd; structure in Merck Index, 9th ed, #4841. auxin : Any of a group of compounds, both naturally occurring and synthetic, that induce cell elongation in plant stems (from Greek alphaupsilonxialphanuomega, "to grow").. indole-3-acetic acid : A monocarboxylic acid that is acetic acid in which one of the methyl hydrogens has been replaced by a 1H-indol-3-yl group. | 2.21 | 1 | 0 | indole-3-acetic acids;
monocarboxylic acid | auxin;
human metabolite;
mouse metabolite;
plant hormone;
plant metabolite |
nitric acid
Nitric Acid: Nitric acid (HNO3). A colorless liquid that is used in the manufacture of inorganic and organic nitrates and nitro compounds for fertilizers, dye intermediates, explosives, and many different organic chemicals. Continued exposure to vapor may cause chronic bronchitis; chemical pneumonitis may occur. (From Merck Index, 11th ed). nitric acid : A nitrogen oxoacid of formula HNO3 in which the nitrogen atom is bonded to a hydroxy group and by equivalent bonds to the remaining two oxygen atoms. | 2 | 1 | 0 | nitrogen oxoacid | protic solvent;
reagent |
nitrites
Nitrites: Salts of nitrous acid or compounds containing the group NO2-. The inorganic nitrites of the type MNO2 (where M=metal) are all insoluble, except the alkali nitrites. The organic nitrites may be isomeric, but not identical with the corresponding nitro compounds. (Grant & Hackh's Chemical Dictionary, 5th ed) | 2.01 | 1 | 0 | monovalent inorganic anion;
nitrogen oxoanion;
reactive nitrogen species | human metabolite |
oxalic acid
Oxalic Acid: A strong dicarboxylic acid occurring in many plants and vegetables. It is produced in the body by metabolism of glyoxylic acid or ascorbic acid. It is not metabolized but excreted in the urine. It is used as an analytical reagent and general reducing agent.. oxalic acid : An alpha,omega-dicarboxylic acid that is ethane substituted by carboxyl groups at positions 1 and 2. | 2.03 | 1 | 0 | alpha,omega-dicarboxylic acid | algal metabolite;
human metabolite;
plant metabolite |
sulfuric acid
sulfuric acid : A sulfur oxoacid that consists of two oxo and two hydroxy groups joined covalently to a central sulfur atom. | 2.04 | 1 | 0 | sulfur oxoacid | catalyst |
taurine
[no description available] | 1.97 | 1 | 0 | amino sulfonic acid;
zwitterion | antioxidant;
Escherichia coli metabolite;
glycine receptor agonist;
human metabolite;
mouse metabolite;
nutrient;
radical scavenger;
Saccharomyces cerevisiae metabolite |
toluene
methylbenzene : Any alkylbenzene that is benzene substituted with one or more methyl groups. | 2.04 | 1 | 0 | methylbenzene;
toluenes;
volatile organic compound | cholinergic antagonist;
fuel additive;
neurotoxin;
non-polar solvent |
trimethylamine
[no description available] | 2 | 1 | 0 | methylamines;
tertiary amine | Escherichia coli metabolite;
human xenobiotic metabolite |
uracil
2,4-dihydroxypyrimidine: a urinary biomarker for bipolar disorder | 2.01 | 1 | 0 | pyrimidine nucleobase;
pyrimidone | allergen;
Daphnia magna metabolite;
Escherichia coli metabolite;
human metabolite;
mouse metabolite;
prodrug;
Saccharomyces cerevisiae 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 | 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 |
mercaptoethanol
Mercaptoethanol: A water-soluble thiol derived from hydrogen sulfide and ethanol. It is used as a reducing agent for disulfide bonds and to protect sulfhydryl groups from oxidation. | 1.96 | 1 | 0 | alkanethiol;
primary alcohol | geroprotector |
theophylline
[no description available] | 1.97 | 1 | 0 | dimethylxanthine | adenosine receptor antagonist;
anti-asthmatic drug;
anti-inflammatory agent;
bronchodilator agent;
drug metabolite;
EC 3.1.4.* (phosphoric diester hydrolase) inhibitor;
fungal metabolite;
human blood serum metabolite;
immunomodulator;
muscle relaxant;
vasodilator agent |
beta-glycerophosphoric acid
beta-glycerophosphoric acid: plays role in mineralization of bone in vitro. glycerol 2-phosphate : A glycerol monophosphate having the phosphate group at the 2-position. | 1.99 | 1 | 0 | glycerol monophosphate | Escherichia coli metabolite;
plant metabolite |
carbonyl cyanide m-chlorophenyl hydrazone
Carbonyl Cyanide m-Chlorophenyl Hydrazone: A proton ionophore. It is commonly used as an uncoupling agent and inhibitor of photosynthesis because of its effects on mitochondrial and chloroplast membranes.. CCCP : A member of the class of monochlorobenzenes that is benzene substituted by 2-(1,3-dinitrilopropan-2-ylidene)hydrazinyl and chloro groups at positions 1 and 3, respectively. It is a mitochondrial depolarizing agent that induces reactive oxygen species mediated cell death. | 1.96 | 1 | 0 | hydrazone;
monochlorobenzenes;
nitrile | antibacterial agent;
geroprotector;
ionophore |
deferoxamine
Deferoxamine: Natural product isolated from Streptomyces pilosus. It forms iron complexes and is used as a chelating agent, particularly in the mesylate form.. desferrioxamine B : An acyclic desferrioxamine that is butanedioic acid in which one of the carboxy groups undergoes formal condensation with the primary amino group of N-(5-aminopentyl)-N-hydroxyacetamide and the second carboxy group undergoes formal condensation with the hydroxyamino group of N(1)-(5-aminopentyl)-N(1)-hydroxy-N(4)-[5-(hydroxyamino)pentyl]butanediamide. It is a siderophore native to Streptomyces pilosus biosynthesised by the DesABCD enzyme cluster as a high affinity Fe(III) chelator. | 1.98 | 1 | 0 | acyclic desferrioxamine | bacterial metabolite;
ferroptosis inhibitor;
iron chelator;
siderophore |
dichlorvos
Dichlorvos: An organophosphorus insecticide that inhibits ACETYLCHOLINESTERASE.. dichlorvos : An alkenyl phosphate that is the 2,2-dichloroethenyl ester of dimethyl phosphate. | 2 | 1 | 0 | alkenyl phosphate;
dialkyl phosphate;
organochlorine acaricide;
organophosphate insecticide | anthelminthic drug;
antibacterial agent;
antifungal agent;
EC 3.1.1.7 (acetylcholinesterase) inhibitor;
EC 3.1.1.8 (cholinesterase) inhibitor |
iodoacetamide
[no description available] | 1.96 | 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. | 1.96 | 1 | 0 | catechols;
secondary alcohol;
secondary amino compound | beta-adrenergic agonist;
bronchodilator agent;
cardiotonic drug;
sympathomimetic agent |
phloretin
[no description available] | 1.98 | 1 | 0 | dihydrochalcones | antineoplastic agent;
plant metabolite |
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. | 4.11 | 15 | 0 | inorganic chloride;
inorganic potassium salt;
potassium salt | fertilizer |
potassium iodide
Potassium Iodide: An inorganic compound that is used as a source of iodine in thyrotoxic crisis and in the preparation of thyrotoxic patients for thyroidectomy. (From Dorland, 27th ed). potassium iodide : A metal iodide salt with a K(+) counterion. It is a scavenger of hydroxyl radicals. | 2.81 | 3 | 0 | potassium salt | expectorant;
radical scavenger |
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. | 1.96 | 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 |
salicylamide
salamide: a major impurity of hydrochlorothiazide; structure in first source | 1.97 | 1 | 0 | phenols;
salicylamides | antirheumatic drug;
non-narcotic analgesic |
sodium fluoride
[no description available] | 5.58 | 23 | 0 | fluoride salt | mutagen |
sodium iodide
Sodium Iodide: A compound forming white, odorless deliquescent crystals and used as iodine supplement, expectorant or in its radioactive (I-131) form as an diagnostic aid, particularly for thyroid function tests.. sodium iodide : A metal iodide salt with a Na(+) counterion. | 2.73 | 3 | 0 | inorganic sodium salt;
iodide salt | |
iodoacetic acid
Iodoacetic Acid: A derivative of ACETIC ACID that contains one IODINE atom attached to its methyl group.. iodoacetic acid : A haloacetic acid that is acetic acid in which one of the hydrogens of the methyl group is replaced by an iodine atom. | 1.96 | 1 | 0 | haloacetic acid;
organoiodine compound | alkylating agent |
tetraethylammonium
Tetraethylammonium: A potassium-selective ion channel blocker. (From J Gen Phys 1994;104(1):173-90) | 2 | 1 | 0 | quaternary ammonium ion | |
mitomycin
Mitomycin: An antineoplastic antibiotic produced by Streptomyces caespitosus. It is one of the bi- or tri-functional ALKYLATING AGENTS causing cross-linking of DNA and inhibition of DNA synthesis.. mitomycin : A family of aziridine-containing natural products isolated from Streptomyces caespitosus or Streptomyces lavendulae. | 1.96 | 1 | 0 | mitomycin | alkylating agent;
antineoplastic agent |
thymidine
[no description available] | 1.97 | 1 | 0 | pyrimidine 2'-deoxyribonucleoside | Escherichia coli metabolite;
human metabolite;
metabolite;
mouse metabolite |
thyroxine
Thyroxine: The major hormone derived from the thyroid gland. Thyroxine is synthesized via the iodination of tyrosines (MONOIODOTYROSINE) and the coupling of iodotyrosines (DIIODOTYROSINE) in the THYROGLOBULIN. Thyroxine is released from thyroglobulin by proteolysis and secreted into the blood. Thyroxine is peripherally deiodinated to form TRIIODOTHYRONINE which exerts a broad spectrum of stimulatory effects on cell metabolism.. thyroxine : An iodothyronine compound having iodo substituents at the 3-, 3'-, 5- and 5'-positions. | 1.99 | 1 | 0 | 2-halophenol;
iodophenol;
L-phenylalanine derivative;
non-proteinogenic L-alpha-amino acid;
thyroxine zwitterion;
thyroxine | antithyroid drug;
human metabolite;
mouse metabolite;
thyroid hormone |
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. | 1.96 | 1 | 0 | penicillin allergen;
penicillin | antibacterial drug;
drug allergen;
epitope |
isoflurophate
Isoflurophate: A di-isopropyl-fluorophosphate which is an irreversible cholinesterase inhibitor used to investigate the NERVOUS SYSTEM. | 1.98 | 1 | 0 | dialkyl phosphate | |
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. | 2 | 1 | 0 | aspartate family amino acid;
aspartic acid;
L-alpha-amino acid;
proteinogenic amino acid | Escherichia coli metabolite;
mouse metabolite;
neurotransmitter |
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. | 2.07 | 1 | 0 | pseudohalide anion | EC 1.9.3.1 (cytochrome c oxidase) inhibitor |
sulfamic acid
sulfamic acid: standard in alkalimetry; RN given refers to parent cpd; structure. sulfamic acid : The simplest of the sulfamic acids consisting of a single sulfur atom covalently bound by single bonds to hydroxy and amino groups and by double bonds to two oxygen atoms. | 2.06 | 1 | 0 | sulfamic acids | |
sucrose
Saccharum: A plant genus of the family POACEAE widely cultivated in the tropics for the sweet cane that is processed into sugar. | 1.97 | 1 | 0 | glycosyl glycoside | algal metabolite;
Escherichia coli metabolite;
human metabolite;
mouse metabolite;
osmolyte;
Saccharomyces cerevisiae metabolite;
sweetening agent |
adenosine diphosphate
Adenosine Diphosphate: Adenosine 5'-(trihydrogen diphosphate). An adenine nucleotide containing two phosphate groups esterified to the sugar moiety at the 5'-position. | 1.97 | 1 | 0 | adenosine 5'-phosphate;
purine ribonucleoside 5'-diphosphate | fundamental metabolite;
human metabolite |
uridine
[no description available] | 2.38 | 2 | 0 | uridines | drug metabolite;
fundamental metabolite;
human metabolite |
kanamycin a
Kanamycin: Antibiotic complex produced by Streptomyces kanamyceticus from Japanese soil. Comprises 3 components: kanamycin A, the major component, and kanamycins B and C, the minor components.. kanamycin : Kanamycin is a naturally occurring antibiotic complex from Streptomyces kanamyceticus that consists of several components: kanamycin A, the major component (also usually designated as kanamycin), and kanamycins B, C, D and X the minor components. | 1.98 | 1 | 0 | kanamycins | bacterial metabolite |
galactose
galactopyranose : The pyranose form of galactose. | 1.97 | 1 | 0 | D-galactose;
galactopyranose | Escherichia coli metabolite;
mouse metabolite |
phlorhizin
[no description available] | 1.98 | 1 | 0 | aryl beta-D-glucoside;
dihydrochalcones;
monosaccharide derivative | antioxidant;
plant metabolite |
adenosine monophosphate
Adenosine Monophosphate: Adenine nucleotide containing one phosphate group esterified to the sugar moiety in the 2'-, 3'-, or 5'-position. | 2.37 | 2 | 0 | adenosine 5'-phosphate;
purine ribonucleoside 5'-monophosphate | adenosine A1 receptor agonist;
cofactor;
EC 3.1.3.1 (alkaline phosphatase) inhibitor;
EC 3.1.3.11 (fructose-bisphosphatase) inhibitor;
fundamental metabolite;
micronutrient;
nutraceutical |
colchicine
(S)-colchicine : A colchicine that has (S)-configuration. It is a secondary metabolite, has anti-inflammatory properties and is used to treat gout, crystal-induced joint inflammation, familial Mediterranean fever, and many other conditions. | 1.96 | 1 | 0 | alkaloid;
colchicine | anti-inflammatory agent;
gout suppressant;
mutagen |
egtazic acid
Egtazic Acid: A chelating agent relatively more specific for calcium and less toxic than EDETIC ACID.. ethylene glycol bis(2-aminoethyl)tetraacetic acid : A diether that is ethylene glycol in which the hydrogens of the hydroxy groups have been replaced by 2-[bis(carboxymethyl)amino]ethyl group respectively. | 2 | 1 | 0 | diether;
tertiary amino compound;
tetracarboxylic acid | chelator |
dimethylformamide
Dimethylformamide: A formamide in which the amino hydrogens are replaced by methyl groups.. N,N-dimethylformamide : A member of the class of formamides that is formamide in which the amino hydrogens are replaced by methyl groups. | 1.99 | 1 | 0 | formamides;
volatile organic compound | geroprotector;
hepatotoxic agent;
polar aprotic solvent |
dithionitrobenzoic acid
Dithionitrobenzoic Acid: A standard reagent for the determination of reactive sulfhydryl groups by absorbance measurements. It is used primarily for the determination of sulfhydryl and disulfide groups in proteins. The color produced is due to the formation of a thio anion, 3-carboxyl-4-nitrothiophenolate.. dithionitrobenzoic acid : An organic disulfide that results from the formal oxidative dimerisation of 2-nitro-5-thiobenzoic acid. An indicator used to quantify the number or concentration of thiol groups. | 1.98 | 1 | 0 | nitrobenzoic acid;
organic disulfide | indicator |
trifluridine
Trifluridine: An antiviral derivative of THYMIDINE used mainly in the treatment of primary keratoconjunctivitis and recurrent epithelial keratitis due to HERPES SIMPLEX virus. (From Martindale, The Extra Pharmacopoeia, 30th ed, p557). trifluridine : A pyrimidine 2'-deoxyribonucleoside compound having 5-trifluoromethyluracil as the nucleobase. An antiviral drug used mainly in the treatment of primary keratoconjunctivitis and recurrent epithelial keratitis. | 1.97 | 1 | 0 | nucleoside analogue;
organofluorine compound;
pyrimidine 2'-deoxyribonucleoside | antimetabolite;
antineoplastic agent;
antiviral drug;
EC 2.1.1.45 (thymidylate synthase) inhibitor |
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. | 1.97 | 1 | 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 | 2.03 | 1 | 0 | alkene;
gas molecular entity | plant hormone;
refrigerant |
boranes
Boranes: The collective name for the boron hydrides, which are analogous to the alkanes and silanes. Numerous boranes are known. Some have high calorific values and are used in high-energy fuels. (From Grant & Hackh's Chemical Dictionary, 5th ed). borane : The simplest borane, consisting of a single boron atom carrying three hydrogens.. boranes : The molecular hydrides of boron. | 2.08 | 1 | 0 | boranes;
mononuclear parent hydride | |
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. | 2.05 | 1 | 0 | aliphatic nitrile;
volatile organic compound | EC 3.5.1.4 (amidase) inhibitor;
NMR chemical shift reference compound;
polar aprotic solvent |
methylene chloride
Methylene Chloride: A chlorinated hydrocarbon that has been used as an inhalation anesthetic and acts as a narcotic in high concentrations. Its primary use is as a solvent in manufacturing and food technology.. dichloromethane : A member of the class of chloromethanes that is methane in which two of the hydrogens have been replaced by chlorine. A dense, non-flammible colourless liquid at room temperature (b.p. 40degreeC, d = 1.33) which is immiscible with water, it is widely used as a solvent, a paint stripper, and for the removal of caffeine from coffee and tea. | 2.01 | 1 | 0 | chloromethanes;
volatile organic compound | carcinogenic agent;
polar aprotic solvent;
refrigerant |
boron trifluoride
[no description available] | 2.08 | 1 | 0 | boron fluoride | NMR chemical shift reference compound |
trifluoroethanol
Trifluoroethanol: A non-aqueous co-solvent that serves as tool to study protein folding. It is also used in various pharmaceutical, chemical and engineering applications. | 1.98 | 1 | 0 | fluoroalcohol | |
methyl sulfate
methyl sulfate: RN given refers to parent cpd. methyl sulfate : An alkyl sulfate that is the monomethyl ester of sulfuric acid. | 2 | 1 | 0 | alkyl sulfate;
one-carbon compound | |
tabun
tabun: proposed as military nerve gas and exptl cholinesterase inhibitor; extremely poisonous; structure | 2.15 | 1 | 0 | | |
n-vinyl-2-pyrrolidinone
N-vinyl-2-pyrrolidinone: monomer of POVIDONE; structure given in first source | 2.08 | 1 | 0 | pyrrolidin-2-ones | |
sarin
Sarin: An organophosphorus ester compound that produces potent and irreversible inhibition of cholinesterase. It is toxic to the nervous system and is a chemical warfare agent.. isopropyl methylphosphonofluoridate : A phosphinic ester that is the isopropyl ester of methylphosphonofluoridic acid.. sarin : A racemate composed of equal amounts of (R)- and (S)-sarin. A potent and irreversible inhibitor of acetylcholinesterase that is toxic to the nervous system and is employed as a chemical warfare agent. | 2.05 | 1 | 0 | fluorine molecular entity;
phosphinic ester | |
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. | 2.04 | 1 | 0 | pyrrole;
secondary amine | |
nitrilotriacetic acid
Nitrilotriacetic Acid: A derivative of acetic acid, N(CH2COOH)3. It is a complexing (sequestering) agent that forms stable complexes with Zn2+. (From Miall's Dictionary of Chemistry, 5th ed.) | 2.38 | 2 | 0 | NTA;
tricarboxylic acid | carcinogenic agent;
nephrotoxic agent |
sodium cyanide
Sodium Cyanide: A highly poisonous compound that is an inhibitor of many metabolic processes and is used as a test reagent for the function of chemoreceptors. It is also used in many industrial processes.. sodium cyanide : A cyanide salt containing equal numbers of sodium cations and cyanide anions. | 2.68 | 3 | 0 | cyanide salt;
one-carbon compound;
sodium salt | EC 1.15.1.1 (superoxide dismutase) inhibitor |
potassium cyanide
[no description available] | 2.88 | 4 | 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 |
mipafox
mipafox: structure | 1.98 | 1 | 0 | phosphoramide | |
mustard gas
Mustard Gas: Severe irritant and vesicant of skin, eyes, and lungs. It may cause blindness and lethal lung edema and was formerly used as a war gas. The substance has been proposed as a cytostatic and for treatment of psoriasis. It has been listed as a known carcinogen in the Fourth Annual Report on Carcinogens (NTP-85-002, 1985) (Merck, 11th ed).. bis(2-chloroethyl) sulfide : An ethyl sulfide that is diethyl sulfide in which a hydrogen from each of the terminal methyl groups is replaced by a chlorine. It is a powerful vesicant regulated under the Chemical Weapons Convention. | 2.45 | 2 | 0 | ethyl sulfide;
organochlorine compound | alkylating agent;
carcinogenic agent;
vesicant |
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. | 2.38 | 2 | 0 | gluconic acid | chelator;
Penicillium metabolite |
copper gluconate
Gluconates: Derivatives of gluconic acid (the structural formula HOCH2(CHOH)4COOH), including its salts and esters. | 2.38 | 2 | 0 | organic molecular entity | |
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. | 1.96 | 1 | 0 | cyclic ketone;
erythromycin | |
hexafluoroisopropanol
1,1,1,3,3,3-hexafluoropropan-2-ol : An organofluorine compound formed by substitution of all the methyl protons in propan-2-ol by fluorine. It is a metabolite of inhalation anesthetic sevoflurane. | 2.13 | 1 | 0 | organofluorine compound;
secondary alcohol | drug metabolite |
deoxycytidine
[no description available] | 2.02 | 1 | 0 | pyrimidine 2'-deoxyribonucleoside | Escherichia coli metabolite;
human metabolite;
mouse metabolite;
Saccharomyces cerevisiae metabolite |
durapatite
Durapatite: The mineral component of bones and teeth; it has been used therapeutically as a prosthetic aid and in the prevention and treatment of osteoporosis.. hydroxylapatite : A phosphate mineral with the formula Ca5(PO4)3(OH). | 2.03 | 1 | 0 | | |
sodium hydroxide
Sodium Hydroxide: A highly caustic substance that is used to neutralize acids and make sodium salts. (From Merck Index, 11th ed) | 2.04 | 1 | 0 | alkali metal hydroxide | |
zinc oxide
Zinc Oxide: A mild astringent and topical protectant with some antiseptic action. It is also used in bandages, pastes, ointments, dental cements, and as a sunblock. | 7.04 | 1 | 0 | zinc molecular entity | |
hydrofluoric acid
Hydrofluoric Acid: Hydrofluoric acid. A solution of hydrogen fluoride in water. It is a colorless fuming liquid which can cause painful burns.. hydrogen fluoride : A diatomic molecule containing covalently bonded hydrogen and fluorine atoms.. organofluorine compound : An organofluorine compound is a compound containing at least one carbon-fluorine bond. | 2.7 | 3 | 0 | hydrogen halide;
mononuclear parent hydride | NMR chemical shift reference compound |
tetrabutylammonium
tetrabutylammonium: lipophilic probe; RN given refers to parent cpd | 2.03 | 1 | 0 | quaternary ammonium ion | |
carsalam
carsalam: structure given in first source | 1.97 | 1 | 0 | benzoxazine | |
dideoxyadenosine
Dideoxyadenosine: A dideoxynucleoside compound in which the 3'-hydroxy group on the sugar moiety has been replaced by a hydrogen. This modification prevents the formation of phosphodiester linkages which are needed for the completion of nucleic acid chains. The compound is an inhibitor of HIV replication, acting as a chain-terminator of viral DNA by binding to reverse transcriptase. Its principal side effect is nephrotoxicity. In vivo, dideoxyadenosine is rapidly metabolized to DIDANOSINE (ddI) by enzymatic deamination; ddI is then converted to dideoxyinosine monophosphate and ultimately to dideoxyadenosine triphosphate, the putative active metabolite. | 1.97 | 1 | 0 | adenosines;
purine 2',3'-dideoxyribonucleoside | EC 3.5.4.4 (adenosine deaminase) inhibitor;
EC 4.6.1.1 (adenylate cyclase) inhibitor |
olaflur
Olaflur: cariostatic agent | 2.02 | 1 | 0 | | |
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. | 2.42 | 2 | 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. | 2.36 | 2 | 0 | chromium group element atom | micronutrient |
praseodymium
Praseodymium: An element of the rare earth family of metals. It has the atomic symbol Pr, atomic number 59, and atomic weight 140.91. | 2.01 | 1 | 0 | f-block element atom;
lanthanoid atom | |
terbium
Terbium: An element of the rare earth family of metals. It has the atomic symbol Tb, atomic number 65, and atomic weight 158.92. | 2.54 | 2 | 0 | f-block element atom;
lanthanoid atom | |
thulium
Thulium: An element of the rare earth family of metals. It has the atomic symbol Tm, atomic number 69, and atomic weight 168.93. | 2.01 | 1 | 0 | f-block element atom;
lanthanoid atom | |
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. | 2.41 | 2 | 0 | titanium group element atom | |
cerium
Cerium: An element of the rare earth family of metals. It has the atomic symbol Ce, atomic number 58, and atomic weight 140.12. Cerium is a malleable metal used in industrial applications. | 2.01 | 1 | 0 | f-block element atom;
lanthanoid atom | |
chromium
Chromium: A trace element that plays a role in glucose metabolism. It has the atomic symbol Cr, atomic number 24, and atomic weight 52. According to the Fourth Annual Report on Carcinogens (NTP85-002,1985), chromium and some of its compounds have been listed as known carcinogens.. chromium ion : An chromium atom having a net electric charge.. chromium atom : A chromium group element atom that has atomic number 24. | 2.04 | 1 | 0 | chromium group element atom;
metal allergen | micronutrient |
vanadium
Vanadium: A metallic element with the atomic symbol V, atomic number 23, and atomic weight 50.94. It is used in the manufacture of vanadium steel. Prolonged exposure can lead to chronic intoxication caused by absorption usually via the lungs. | 1.96 | 1 | 0 | elemental vanadium;
vanadium group element atom | micronutrient |
xenon
Xenon: A noble gas with the atomic symbol Xe, atomic number 54, and atomic weight 131.30. It is found in the earth's atmosphere and has been used as an anesthetic. | 2.01 | 1 | 0 | monoatomic xenon;
noble gas atom;
p-block element atom | |
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. | 2.45 | 2 | 0 | d-block element atom;
rare earth metal atom;
scandium group element atom | |
magnesium sulfate
Magnesium Sulfate: A small colorless crystal used as an anticonvulsant, a cathartic, and an electrolyte replenisher in the treatment of pre-eclampsia and eclampsia. It causes direct inhibition of action potentials in myometrial muscle cells. Excitation and contraction are uncoupled, which decreases the frequency and force of contractions. (From AMA Drug Evaluations Annual, 1992, p1083). magnesium sulfate : A magnesium salt having sulfate as the counterion. | 2.01 | 1 | 0 | magnesium salt;
metal sulfate;
organic magnesium salt | anaesthetic;
analgesic;
anti-arrhythmia drug;
anticonvulsant;
calcium channel blocker;
cardiovascular drug;
fertilizer;
tocolytic agent |
cesium chloride
cesium chloride: RN given refers to unlabeled cpd. caesium chloride : The inorganic chloride salt of caesium; each caesium ion is coordinated by eight chlorine ions. | 2.42 | 2 | 0 | inorganic caesium salt;
inorganic chloride | phase-transfer catalyst;
vasoconstrictor agent |
potassium nitrate
potassium nitrate: RN given refers to cpd with MF of K-HNO3; when combined with charcoal and sulfur it can form EXPLOSIVE AGENTS. potassium nitrate : The inorganic nitrate salt of potassium. | 2.06 | 1 | 0 | inorganic nitrate salt;
potassium salt | fertilizer |
sodium sulfate
[no description available] | 2.74 | 3 | 0 | inorganic sodium salt | |
silver nitrate
Silver Nitrate: A silver salt with powerful germicidal activity. It has been used topically to prevent OPHTHALMIA NEONATORUM. | 2.79 | 3 | 0 | inorganic nitrate salt;
silver salt | astringent |
zinc phosphate
zinc phosphate: RN given refers to unspecified Zn salt; see also record for ZINC PHOSPHATE CEMENT RN 7779-90-0; hopeite was non-print entry term to ZINC PHOSPHATE CEMENT 1982-91 | 2.04 | 1 | 0 | | |
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. | 2.76 | 3 | 0 | diatomic fluorine;
gas molecular entity | NMR chemical shift reference compound |
chlorine
Chlorine: An element with atomic symbol Cl, atomic number 17, and atomic weight 35, and member of the halogen family. | 2.13 | 1 | 0 | diatomic chlorine;
gas molecular entity | bleaching agent |
magnesium fluoride
[no description available] | 2.46 | 2 | 0 | | |
zinc fluoride
[no description available] | 2.11 | 1 | 0 | | |
ammonium fluoride
ammonium fluoride : A fluoride salt having ammonium (NH4+) as the counterion. | 1.99 | 1 | 0 | ammonium salt;
fluoride salt | |
ammonium chloride
Ammonium Chloride: An acidifying agent that has expectorant and diuretic effects. Also used in etching and batteries and as a flux in electroplating.. ammonium chloride : An inorganic chloride having ammonium as the counterion. | 2.01 | 1 | 0 | ammonium salt;
inorganic chloride | ferroptosis inhibitor |
cesium fluoride
cesium fluoride: RN given refers to above cpd | 2.38 | 2 | 0 | | |
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. | 1.96 | 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 |
hexafluorosilicate
hexafluorosilicate: structure | 1.96 | 1 | 0 | silicon coordination entity | |
fluorides
[no description available] | 8.8 | 148 | 1 | halide anion;
monoatomic fluorine | |
carbamide peroxide
Carbamide Peroxide: A urea peroxide compound that is commonly used in tooth whitening agents; topical anti-infective agents, and earwax remover.. urea hydrogen peroxide : A mixture obtained by combining equimolar amounts of hydrogen peroxide and urea. | 2 | 1 | 0 | mixture | disinfectant;
oxidising agent;
reagent |
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. | 1.96 | 1 | 0 | glutamic acid;
glutamine family amino acid;
L-alpha-amino acid;
proteinogenic amino acid | Escherichia coli metabolite;
ferroptosis inducer;
micronutrient;
mouse metabolite;
neurotransmitter;
nutraceutical |
sodium azide
Sodium Azide: A cytochrome oxidase inhibitor which is a nitridizing agent and an inhibitor of terminal oxidation. (From Merck Index, 12th ed). sodium azide : The sodium salt of hydrogen azide (hydrazoic acid). | 2.44 | 2 | 0 | inorganic sodium salt | antibacterial agent;
explosive;
mitochondrial respiratory-chain inhibitor;
mutagen |
vx
VX nerve agent : A organic thiophosphate that is the ethyl ester of S-{2-[di(propan-2-yl)amino]ethyl} O hydrogen methylphosphonothioate. A toxic nerve agent used in chemical warfare. | 2.05 | 1 | 0 | organic thiophosphate;
tertiary amino compound | EC 3.1.1.7 (acetylcholinesterase) inhibitor;
neurotoxin |
colforsin
Colforsin: Potent activator of the adenylate cyclase system and the biosynthesis of cyclic AMP. From the plant COLEUS FORSKOHLII. Has antihypertensive, positive inotropic, platelet aggregation inhibitory, and smooth muscle relaxant activities; also lowers intraocular pressure and promotes release of hormones from the pituitary gland. | 1.98 | 1 | 0 | acetate ester;
cyclic ketone;
labdane diterpenoid;
organic heterotricyclic compound;
tertiary alpha-hydroxy ketone;
triol | adenylate cyclase agonist;
anti-HIV agent;
antihypertensive agent;
plant metabolite;
platelet aggregation inhibitor;
protein kinase A agonist |
1-methylpiperazine
1-methylpiperazine: RN given refers to parent cpd | 1.99 | 1 | 0 | N-methylpiperazine | |
adenosine
quinquefolan B: isolated from roots of Panax quinquefolium L.; RN not in Chemline 10/87; RN from Toxlit | 2.38 | 2 | 0 | adenosines;
purines D-ribonucleoside | analgesic;
anti-arrhythmia drug;
fundamental metabolite;
human metabolite;
vasodilator agent |
monoammonium molybdate
ammonium molybdate: RN given refers to unspecified ammonium molybdate salt. ammonium molybdate : An ammonium salt composed of ammonium and molybdate ions in a 2:1 ratio. | 2.36 | 2 | 0 | ammonium salt | poison |
vanadates
Vanadates: Oxyvanadium ions in various states of oxidation. They act primarily as ion transport inhibitors due to their inhibition of Na(+)-, K(+)-, and Ca(+)-ATPase transport systems. They also have insulin-like action, positive inotropic action on cardiac ventricular muscle, and other metabolic effects.. vanadate(3-) : A vanadium oxoanion that is a trianion with formula VO4 in which the vanadium is in the +5 oxidation state and is attached to four oxygen atoms. | 2.38 | 2 | 0 | trivalent inorganic anion;
vanadium oxoanion | EC 3.1.3.1 (alkaline phosphatase) inhibitor;
EC 3.1.3.16 (phosphoprotein phosphatase) inhibitor;
EC 3.1.3.41 (4-nitrophenylphosphatase) inhibitor;
EC 3.1.3.48 (protein-tyrosine-phosphatase) inhibitor |
trifluoromethanesulfonic acid
trifluoromethanesulfonic acid: deblocking reagent for peptide synthesis; RN given refers to parent cpd. triflic acid : A one-carbon compound that is methanesulfonic acid in which the hydrogens attached to the methyl carbon have been replaced by fluorines. | 2.49 | 2 | 0 | one-carbon compound;
perfluoroalkanesulfonic acid | |
octylonium
octylonium: RN given refers to bromide; structure | 2.05 | 1 | 0 | benzamides | |
trimethylsilyl cyanide
[no description available] | 2.07 | 1 | 0 | | |
xenon fluoride
xenon fluoride: RN given refers to XeF2 | 2.01 | 1 | 0 | | |
6-phosphogluconic acid
gluconic acid-6-phosphate: structure. 6-phospho-D-gluconate : A monocarboxylic acid anion resulting from the removal of a proton from the carboxy group of 6-phospho-D-gluconic acid.. 6-phospho-D-gluconic acid : A gluconic acid phosphate having the phosphate group at the 6-position. It is an intermediate in the pentose phosphate pathway. | 1.96 | 1 | 0 | gluconic acid phosphate | fundamental metabolite |
phospho-l-arginine
phospho-L-arginine: inhibits pyruvate kinase. N(omega)-phospho-L-arginine : An arginine derivative that is L-arginine substituted by a phosphono group at N(omega)-position. | 1.97 | 1 | 0 | L-arginine derivative;
non-proteinogenic L-alpha-amino acid;
phosphagen;
phosphoamino acid | animal metabolite |
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. | 2.04 | 1 | 0 | cobalt group element atom;
metal allergen | micronutrient |
octopine
D-octopine : The (1R)-1-carboxyethyl derivative of L-arginine. It is a metabolite released by plant tumours. | 1.97 | 1 | 0 | amino acid opine;
amino dicarboxylic acid;
D-alpha-amino acid zwitterion;
D-arginine derivative;
guanidines;
secondary amino compound | animal metabolite;
xenobiotic metabolite |
titanium tetrafluoride
[no description available] | 2 | 1 | 0 | | |
xylose
xylopyranose: structure in first source | 2 | 1 | 0 | D-xylose | |
5-deazariboflavin
5-deazariboflavin: deaza analog of riboflavin used to elucidate chemical role of the flavin coenzyme; structure | 1.99 | 1 | 0 | | |
silver fluoride
[no description available] | 2.73 | 3 | 0 | fluoride salt;
silver salt | |
lithium fluoride
lithium fluoride: RN given refers to cpd with MF of Li-F; GR200-A is LiF activated by Mg, Cu, and P | 2.71 | 3 | 0 | | |
sodium sulfide
sodium sulfide: see also record for sodium bisulfide; actisoufre is the sodium sulfide component of sulfur-containing thermal springs which is also found in Saccharomyces cerevisiae | 2 | 1 | 0 | | |
potassium bromide
potassium bromide : A metal bromide salt with a K(+) counterion. | 3.13 | 5 | 0 | potassium salt | |
sodium bromide
sodium bromide: RN given refers to parent cpd. sodium bromide : An inorganic sodium salt having bromide as the counterion. | 2.05 | 1 | 0 | bromide salt;
inorganic sodium salt | |
lithium chloride
Lithium Chloride: A salt of lithium that has been used experimentally as an immunomodulator.. lithium chloride : A metal chloride salt with a Li(+) counterion. | 2.72 | 3 | 0 | inorganic chloride;
lithium salt | antimanic drug;
geroprotector |
tartaric acid
tartaric acid: RN given refers to cpd with unspecified isomeric designation. D-tartaric acid : The D-enantiomer of tartaric acid. | 2.03 | 1 | 0 | tartaric acid | Escherichia coli metabolite |
monensin
Monensin: An antiprotozoal agent produced by Streptomyces cinnamonensis. It exerts its effect during the development of first-generation trophozoites into first-generation schizonts within the intestinal epithelial cells. It does not interfere with hosts' development of acquired immunity to the majority of coccidial species. Monensin is a sodium and proton selective ionophore and is widely used as such in biochemical studies.. monensin A : A spiroketal, monensin A is the major component of monensin, a mixture of antibiotic substances produced by Streptomyces cinnamonensis. An antiprotozoal, it is used as the sodium salt as a feed additive for the prevention of coccidiosis in poultry and as a growth promoter in cattle. | 2.37 | 2 | 0 | cyclic hemiketal;
monocarboxylic acid;
polyether antibiotic;
spiroketal | antifungal agent;
coccidiostat;
ionophore |
fumaric acid
fumaric acid: see also record for ferrous fumarate; use FUMARATES for general fumaric acid esters. fumaric acid : A butenedioic acid in which the C=C double bond has E geometry. It is an intermediate metabolite in the citric acid cycle. | 2.03 | 1 | 0 | butenedioic acid | food acidity regulator;
fundamental metabolite;
geroprotector |
clindamycin
Clindamycin: An antibacterial agent that is a semisynthetic analog of LINCOMYCIN.. clindamycin : A carbohydrate-containing antibiotic that is the semisynthetic derivative of lincomycin, a natural antibiotic. | 1.96 | 1 | 0 | | |
zithromax
Azithromycin: A semi-synthetic macrolide antibiotic structurally related to ERYTHROMYCIN. It has been used in the treatment of Mycobacterium avium intracellulare infections, toxoplasmosis, and cryptosporidiosis.. azithromycin : A macrolide antibiotic useful for the treatment of bacterial infections. | 2.01 | 1 | 0 | macrolide antibiotic | antibacterial drug;
environmental contaminant;
xenobiotic |
h 89
N-(2-(4-bromocinnamylamino)ethyl)-5-isoquinolinesulfonamide: structure given in first source. N-[2-(4-bromocinnamylamino)ethyl]isoquinoline-5-sulfonamide : A member of the class of isoquinolines that is the sulfonamide obtained by formal condensation of the sulfo group of isoquinoline-5-sulfonic acid with the primary amino group of N(1)-[3-(4-bromophenyl)prop-2-en-1-yl]ethane-1,2-diamine. It is a protein kinase A inhibitor.. (E)-N-[2-(4-bromocinnamylamino)ethyl]isoquinoline-5-sulfonamide : A N-[2-(4-bromocinnamylamino)ethyl]isoquinoline-5-sulfonamide in which the double bond adopts a trans-configuration. | 2 | 1 | 0 | N-[2-(4-bromocinnamylamino)ethyl]isoquinoline-5-sulfonamide | |
riboflavin
vitamin B2 : Any member of a group of vitamers that belong to the chemical structural class called flavins that exhibit biological activity against vitamin B2 deficiency. Symptoms associated with vitamin B2 deficiency include glossitis, seborrhea, angular stomaitis, cheilosis and photophobia. The vitamers include riboflavin and its phosphate derivatives (and includes their salt, ionised and hydrate forms). | 1.99 | 1 | 0 | flavin;
vitamin B2 | anti-inflammatory agent;
antioxidant;
cofactor;
Escherichia coli metabolite;
food colouring;
fundamental metabolite;
human urinary metabolite;
mouse metabolite;
photosensitizing agent;
plant metabolite |
sodium thiocyanate
sodium thiocyanate: RN given refers to thiocyanic acid, Na salt. sodium thiocyanate : An organic sodium salt which is the monosodium salt of thiocyanic acid. | 2.06 | 1 | 0 | organic sodium salt | |
potassium thiocyanate
potassium thiocyanate: RN given refers to cpd with MF of K-CHNS. potassium thiocyanate : A potassium salt which is the monopotassium salt of thiocyanic acid. | 2.73 | 3 | 0 | potassium salt | |
sodium perchlorate
sodium perchlorate : An inorganic sodium salt comprising equal numbers of sodium and perchlorate ions. | 2.02 | 1 | 0 | inorganic sodium salt | |
glycosides
[no description available] | 1.98 | 1 | 0 | | |
pyrophosphate
Diphosphates: Inorganic salts of phosphoric acid that contain two phosphate groups. | 2.36 | 2 | 0 | diphosphate ion | |
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. | 2.04 | 1 | 0 | alkali metal atom | |
europium cryptate
europium(III) trisbipyridine cryptate: structure given in first source | 2.01 | 1 | 0 | | |
cytochalasin b
Cytochalasin B: A cytotoxic member of the CYTOCHALASINS.. cytochalasin B : An organic heterotricyclic compound, that is a mycotoxin which is cell permeable an an inhibitor of cytoplasmic division by blocking the formation of contractile microfilaments. | 1.96 | 1 | 0 | cytochalasin;
lactam;
lactone;
organic heterotricyclic compound | actin polymerisation inhibitor;
metabolite;
mycotoxin;
platelet aggregation inhibitor |
cesium
Cesium: A member of the alkali metals. It has an atomic symbol Cs, atomic number 50, and atomic weight 132.91. Cesium has many industrial applications, including the construction of atomic clocks based on its atomic vibrational frequency. | 2.91 | 4 | 0 | alkali metal atom | |
aluminum
Aluminum: A metallic element that has the atomic number 13, atomic symbol Al, and atomic weight 26.98. | 1.97 | 1 | 0 | boron group element atom;
elemental aluminium;
metal atom | |
fumarates
Fumarates: Compounds based on fumaric acid.. fumarate(2-) : A C4-dicarboxylate that is the E-isomer of but-2-enedioate(2-) | 2.03 | 1 | 0 | butenedioate;
C4-dicarboxylate | human metabolite;
metabolite;
Saccharomyces cerevisiae metabolite |
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. | 1.98 | 1 | 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. | 7.01 | 1 | 0 | boron group element atom;
metalloid atom;
nonmetal atom | micronutrient |
ammonium sulfate
Ammonium Sulfate: Sulfuric acid diammonium salt. It is used in CHEMICAL FRACTIONATION of proteins.. ammonium sulfate : An inorganic sulfate salt obtained by reaction of sulfuric acid with two equivalents of ammonia. A high-melting (decomposes above 280degreeC) white solid which is very soluble in water (70.6 g/100 g water at 0degreeC; 103.8 g/100 g water at 100degreeC), it is widely used as a fertilizer for alkaline soils. | 2.01 | 1 | 0 | ammonium salt;
inorganic sulfate salt | fertilizer |
radium
Radium: A radioactive element of the alkaline earth series of metals. It has the atomic symbol Ra and atomic number 88. Radium is the product of the disintegration of URANIUM and is present in pitchblende and all ores containing uranium. It is used clinically as a source of beta and gamma-rays in radiotherapy, particularly BRACHYTHERAPY. | 1.96 | 1 | 0 | alkaline earth metal atom | |
clinoptilolite
clinoptilolite: clinoptilolite was SY to zeolite (NM); use zeolites (NM) to search through 1993; RN is for cpd with unknown MF | 2.53 | 2 | 0 | | |
chlorhexidine
Chlorhexidine: A disinfectant and topical anti-infective agent used also as mouthwash to prevent oral plaque.. chlorhexidine : A bisbiguanide compound with a structure consisting of two (p-chlorophenyl)guanide units linked by a hexamethylene bridge. | 1.96 | 1 | 0 | biguanides;
monochlorobenzenes | antibacterial agent;
antiinfective agent |
zeolites
[no description available] | 2.53 | 2 | 0 | | |
aluminum oxide
Aluminum Oxide: An oxide of aluminum, occurring in nature as various minerals such as bauxite, corundum, etc. It is used as an adsorbent, desiccating agent, and catalyst, and in the manufacture of dental cements and refractories. | 2.96 | 4 | 0 | | |
fluorapatite
fluorapatite: RN refers to fluorapatite [Ca5F(PO4)3]). apatite : A phosphate mineral with the general formula Ca5(PO4)3X where X = OH, F or Cl.. fluorapatite : A phosphate mineral with the formula Ca5(PO4)3F. | 2.03 | 1 | 0 | | |
acid phosphatase
Acid Phosphatase: An enzyme that catalyzes the conversion of an orthophosphoric monoester and water to an alcohol and orthophosphate. EC 3.1.3.2. | 1.99 | 1 | 0 | | |
phosphatidylcholines
Phosphatidylcholines: Derivatives of PHOSPHATIDIC ACIDS in which the phosphoric acid is bound in ester linkage to a CHOLINE moiety. | 1.96 | 1 | 0 | 1,2-diacyl-sn-glycero-3-phosphocholine | |
ethyl glucuronide
ethyl glucuronide: structure given in first source; RN given refers to (BETA-D)-isomer. ethyl glucuronide : A beta-D-glucosiduronic acid that is the ethyl derivative of beta-D-glucuronic acid. | 2.04 | 1 | 0 | beta-D-glucosiduronic acid | human urinary metabolite |
sodium oxybate
Sodium Oxybate: The sodium salt of 4-hydroxybutyric acid. It is used for both induction and maintenance of ANESTHESIA. | 2.07 | 1 | 0 | | |
bucladesine
Bucladesine: A cyclic nucleotide derivative that mimics the action of endogenous CYCLIC AMP and is capable of permeating the cell membrane. It has vasodilator properties and is used as a cardiac stimulant. (From Merck Index, 11th ed). bucladesine : A 3',5'-cyclic purine nucleotide that is the 2'-butanoate ester and 6-N-butanoyl derivative of 3',5'-cyclic AMP. | 1.97 | 1 | 0 | 3',5'-cyclic purine nucleotide | |
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. | 2.06 | 1 | 0 | inorganic sodium salt;
nitrite salt | antidote to cyanide poisoning;
antihypertensive agent;
antimicrobial food preservative;
food antioxidant;
poison |
tilmicosin
tilmicosin: semi-synthetic antibiotic. tilmicosin : A macrolide antibiotic with formula C46H80N2O13. It is used for the treatment of respiratory disease in cattle at high risk of developing bovine respiratory disease associated with Mannheimia haemolytica. | 1.99 | 1 | 0 | | |
tylosin
[no description available] | 1.99 | 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. | 1.98 | 1 | 0 | ascorbic acid;
vitamin C | coenzyme;
cofactor;
flour treatment agent;
food antioxidant;
food colour retention agent;
geroprotector;
plant metabolite;
skin lightening agent |
salicylates
Salicylates: The salts or esters of salicylic acids, or salicylate esters of an organic acid. Some of these have analgesic, antipyretic, and anti-inflammatory activities by inhibiting prostaglandin synthesis.. hydroxybenzoate : Any benzoate derivative carrying a single carboxylate group and at least one hydroxy substituent.. salicylates : Any salt or ester arising from reaction of the carboxy group of salicylic acid, or any ester resulting from the condensation of the phenolic hydroxy group of salicylic acid with an organic acid.. salicylate : A monohydroxybenzoate that is the conjugate base of salicylic acid. | 1.97 | 1 | 0 | monohydroxybenzoate | plant metabolite |
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. | 1.99 | 1 | 0 | 3',5'-cyclic purine nucleotide;
guanyl ribonucleotide | Escherichia coli metabolite;
human metabolite;
mouse metabolite;
plant metabolite;
Saccharomyces cerevisiae metabolite |
guanosine triphosphate
Guanosine Triphosphate: Guanosine 5'-(tetrahydrogen triphosphate). A guanine nucleotide containing three phosphate groups esterified to the sugar moiety. | 2.37 | 2 | 0 | guanosine 5'-phosphate;
purine ribonucleoside 5'-triphosphate | Escherichia coli metabolite;
mouse metabolite;
uncoupling protein inhibitor |
rifampin
Rifampin: A semisynthetic antibiotic produced from Streptomyces mediterranei. It has a broad antibacterial spectrum, including activity against several forms of Mycobacterium. In susceptible organisms it inhibits DNA-dependent RNA polymerase activity by forming a stable complex with the enzyme. It thus suppresses the initiation of RNA synthesis. Rifampin is bactericidal, and acts on both intracellular and extracellular organisms. (From Gilman et al., Goodman and Gilman's The Pharmacological Basis of Therapeutics, 9th ed, p1160) | 1.96 | 1 | 0 | cyclic ketal;
hydrazone;
N-iminopiperazine;
N-methylpiperazine;
rifamycins;
semisynthetic derivative;
zwitterion | angiogenesis inhibitor;
antiamoebic agent;
antineoplastic agent;
antitubercular agent;
DNA synthesis inhibitor;
EC 2.7.7.6 (RNA polymerase) inhibitor;
Escherichia coli metabolite;
geroprotector;
leprostatic drug;
neuroprotective agent;
pregnane X receptor agonist;
protein synthesis inhibitor |
rifapentine
rifapentine: cyclopentyl derivative of rifampicin | 1.96 | 1 | 0 | N-alkylpiperazine;
N-iminopiperazine;
rifamycins | antitubercular agent;
leprostatic drug |
methylnitronitrosoguanidine
Methylnitronitrosoguanidine: A nitrosoguanidine derivative with potent mutagenic and carcinogenic properties.. N-methyl-N'-nitro-N-nitrosoguanidine : An N-nitroguanidine compound having nitroso and methyl substituents at the N'-position | 1.98 | 1 | 0 | nitroso compound | alkylating agent |
magnesium gtp
magnesium GTP: RN given refers to unlabeled cpd Mg salt | 1.98 | 1 | 0 | | |
pyrimidinones
Pyrimidinones: Heterocyclic compounds known as 2-pyrimidones (or 2-hydroxypyrimidines) and 4-pyrimidones (or 4-hydroxypyrimidines) with the general formula C4H4N2O. | 2.03 | 1 | 0 | | |