| Substance | Relationship Strength | Studies | Trials | Classes | Roles |
|---|
chlorine
chloride : A halide anion formed when chlorine picks up an electron to form an an anion. | 2.38 | 2 | 0 | halide anion;
monoatomic chlorine | cofactor;
Escherichia coli metabolite;
human 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. | 2.07 | 1 | 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. | 1.95 | 1 | 0 | sulfoxide;
volatile organic compound | alkylating agent;
antidote;
Escherichia coli metabolite;
geroprotector;
MRI contrast agent;
non-narcotic analgesic;
polar aprotic solvent;
radical scavenger |
formaldehyde
paraform: polymerized formaldehyde; RN given refers to parent cpd; used in root canal therapy | 2.65 | 3 | 0 | aldehyde;
one-carbon compound | allergen;
carcinogenic agent;
disinfectant;
EC 3.5.1.4 (amidase) inhibitor;
environmental contaminant;
Escherichia coli metabolite;
mouse metabolite;
Saccharomyces cerevisiae metabolite |
glycerol
Moon: The natural satellite of the planet Earth. It includes the lunar cycles or phases, the lunar month, lunar landscapes, geography, and soil. | 3.05 | 5 | 0 | alditol;
triol | algal metabolite;
detergent;
Escherichia coli metabolite;
geroprotector;
human metabolite;
mouse metabolite;
osmolyte;
Saccharomyces cerevisiae metabolite;
solvent |
indole
[no description available] | 2.02 | 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.. | 1.99 | 1 | 0 | diatomic iodine | nutrient |
methanol
Methanol: A colorless, flammable liquid used in the manufacture of FORMALDEHYDE and ACETIC ACID, in chemical synthesis, antifreeze, and as a solvent. Ingestion of methanol is toxic and may cause blindness.. primary alcohol : A primary alcohol is a compound in which a hydroxy group, -OH, is attached to a saturated carbon atom which has either three hydrogen atoms attached to it or only one other carbon atom and two hydrogen atoms attached to it.. methanol : The primary alcohol that is the simplest aliphatic alcohol, comprising a methyl and an alcohol group. | 1.98 | 1 | 0 | alkyl alcohol;
one-carbon compound;
primary alcohol;
volatile organic compound | amphiprotic solvent;
Escherichia coli metabolite;
fuel;
human metabolite;
mouse metabolite;
Mycoplasma genitalium metabolite |
nitrates
Nitrates: Inorganic or organic salts and esters of nitric acid. These compounds contain the NO3- radical. | 1.98 | 1 | 0 | monovalent inorganic anion;
nitrogen oxoanion;
reactive nitrogen species | |
hydroxide ion
[no description available] | 2.02 | 1 | 0 | oxygen hydride | mouse metabolite |
4-nitrophenol
4-nitrophenol: RN given refers to parent cpd. mononitrophenol : A nitrophenol that is phenol carrying a single nitro substituent at unspecified position.. 4-nitrophenol : A member of the class of 4-nitrophenols that is phenol in which the hydrogen that is para to the hydroxy group has been replaced by a nitro group. | 2.46 | 2 | 0 | 4-nitrophenols | human xenobiotic metabolite;
mouse metabolite |
phosphoenolpyruvate
Phosphoenolpyruvate: A monocarboxylic acid anion derived from selective deprotonation of the carboxy group of phosphoenolpyruvic acid. It is a metabolic intermediate in GLYCOLYSIS; GLUCONEOGENESIS; and other pathways.. phosphoenolpyruvate : A monocarboxylic acid anion resuting from selective deprotonation of the carboxy group of phosphoenolpyruvic acid.. phosphoenolpyruvic acid : A monocarboxylic acid that is acrylic acid substituted by a phosphonooxy group at position 2. It is a metabolic intermediate in pathways like glycolysis and gluconeogenesis. | 1.95 | 1 | 0 | carboxyalkyl phosphate;
monocarboxylic acid | fundamental metabolite |
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. | 1.95 | 1 | 0 | propan-1-ols;
short-chain primary fatty alcohol | metabolite;
protic solvent |
putrescine
[no description available] | 1.96 | 1 | 0 | alkane-alpha,omega-diamine | antioxidant;
fundamental metabolite |
pyridoxal phosphate
Pyridoxal Phosphate: This is the active form of VITAMIN B 6 serving as a coenzyme for synthesis of amino acids, neurotransmitters (serotonin, norepinephrine), sphingolipids, aminolevulinic acid. During transamination of amino acids, pyridoxal phosphate is transiently converted into pyridoxamine phosphate (PYRIDOXAMINE).. pyridoxal 5'-phosphate : The monophosphate ester obtained by condensation of phosphoric acid with the primary hydroxy group of pyridoxal. | 2.39 | 2 | 0 | methylpyridines;
monohydroxypyridine;
pyridinecarbaldehyde;
vitamin B6 phosphate | coenzyme;
cofactor;
EC 2.7.7.7 (DNA-directed DNA polymerase) inhibitor;
Escherichia coli metabolite;
human metabolite;
mouse metabolite;
Saccharomyces cerevisiae metabolite |
sarcosine
cocobetaine: N-alkyl-betaine; cause of shampoo dermatitis | 2.08 | 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] | 1.96 | 1 | 0 | polyazaalkane;
triamine | autophagy inducer;
fundamental metabolite;
geroprotector |
toluene
methylbenzene : Any alkylbenzene that is benzene substituted with one or more methyl groups. | 2.34 | 2 | 0 | methylbenzene;
toluenes;
volatile organic compound | cholinergic antagonist;
fuel additive;
neurotoxin;
non-polar solvent |
urea
pseudourea: clinical use; structure. isourea : A carboximidic acid that is the imidic acid tautomer of urea, H2NC(=NH)OH, and its hydrocarbyl derivatives. | 2.02 | 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 |
1-anilino-8-naphthalenesulfonate
1-anilino-8-naphthalenesulfonate: RN given refers to parent cpd. 8-anilinonaphthalene-1-sulfonic acid : A naphthalenesulfonic acid that is naphthalene-1-sulfonic acid substituted by a phenylamino group at position 8. | 2.02 | 1 | 0 | aminonaphthalene;
naphthalenesulfonic acid | fluorescent probe |
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. | 2 | 1 | 0 | alkanethiol;
primary alcohol | geroprotector |
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. | 2.88 | 4 | 0 | hydrazone;
monochlorobenzenes;
nitrile | antibacterial agent;
geroprotector;
ionophore |
diethyl pyrocarbonate
Diethyl Pyrocarbonate: Preservative for wines, soft drinks, and fruit juices and a gentle esterifying agent.. diethyl pyrocarbonate : The diethyl ester of dicarbonic acid. | 1.98 | 1 | 0 | acyclic carboxylic anhydride | |
erythrosine
Fluoresceins: A family of spiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one derivatives. These are used as dyes, as indicators for various metals, and as fluorescent labels in immunoassays. | 2.71 | 3 | 0 | | |
carbonyl cyanide p-trifluoromethoxyphenylhydrazone
Carbonyl Cyanide p-Trifluoromethoxyphenylhydrazone: A proton ionophore that is commonly used as an uncoupling agent in biochemical studies.. carbonyl cyanide p-trifluoromethoxyphenylhydrazone : A hydrazone that is hydrazonomalononitrile in which one of the hydrazine hydrogens is substituted by a p-trifluoromethoxyphenyl group. | 2.36 | 2 | 0 | aromatic ether;
hydrazone;
nitrile;
organofluorine compound | ATP synthase inhibitor;
geroprotector;
ionophore |
gentamicin
Gentamicins: A complex of closely related aminoglycosides obtained from MICROMONOSPORA purpurea and related species. They are broad-spectrum antibiotics, but may cause ear and kidney damage. They act to inhibit PROTEIN BIOSYNTHESIS. | 1.96 | 1 | 0 | | |
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 |
iodoacetamide
[no description available] | 1.98 | 1 | 0 | | |
1-methyl-3-isobutylxanthine
1-Methyl-3-isobutylxanthine: A potent cyclic nucleotide phosphodiesterase inhibitor; due to this action, the compound increases cyclic AMP and cyclic GMP in tissue and thereby activates CYCLIC NUCLEOTIDE-REGULATED PROTEIN KINASES. 3-isobutyl-1-methylxanthine : An oxopurine that is xanthine which is substituted at positions 1 and 3 by methyl and isobutyl groups, respectively. | 2 | 1 | 0 | 3-isobutyl-1-methylxanthine | |
ethylmaleimide
Ethylmaleimide: A sulfhydryl reagent that is widely used in experimental biochemical studies. | 3.36 | 7 | 0 | maleimides | anticoronaviral agent;
EC 1.3.1.8 [acyl-CoA dehydrogenase (NADP(+))] inhibitor;
EC 2.1.1.122 [(S)-tetrahydroprotoberberine N-methyltransferase] inhibitor;
EC 2.7.1.1 (hexokinase) inhibitor |
phenolsulfonphthalein
Phenolsulfonphthalein: Red dye, pH indicator, and diagnostic aid for determination of renal function. It is used also for studies of the gastrointestinal and other systems.. phenol red : 3H-2,1-Benzoxathiole 1,1-dioxide in which both of the hydrogens at position 3 have been substituted by 4-hydroxyphenyl groups. A pH indicator changing colour from yellow below pH 6.8 to bright pink above pH 8.2, it is commonly used as an indicator in cell cultures and in home swimming pool test kits. It is also used in the (now infrequently performed) phenolsulfonphthalein (PSP) test for estimation of overall blood flow through the kidney. | 1.99 | 1 | 0 | 2,1-benzoxathiole;
arenesulfonate ester;
phenols;
sultone | acid-base indicator;
diagnostic agent;
two-colour indicator |
propidium
Propidium: Quaternary ammonium analog of ethidium; an intercalating dye with a specific affinity to certain forms of DNA and, used as diiodide, to separate them in density gradients; also forms fluorescent complexes with cholinesterase which it inhibits. | 1.99 | 1 | 0 | phenanthridines;
quaternary ammonium ion | fluorochrome;
intercalator |
sennoside a&b
[no description available] | 2.39 | 2 | 0 | | |
floxuridine
Floxuridine: An antineoplastic antimetabolite that is metabolized to fluorouracil when administered by rapid injection; when administered by slow, continuous, intra-arterial infusion, it is converted to floxuridine monophosphate. It has been used to treat hepatic metastases of gastrointestinal adenocarcinomas and for palliation in malignant neoplasms of the liver and gastrointestinal tract.. floxuridine : A pyrimidine 2'-deoxyribonucleoside compound having 5-fluorouracil as the nucleobase; used to treat hepatic metastases of gastrointestinal adenocarcinomas and for palliation in malignant neoplasms of the liver and gastrointestinal tract. | 2.05 | 1 | 0 | nucleoside analogue;
organofluorine compound;
pyrimidine 2'-deoxyribonucleoside | antimetabolite;
antineoplastic agent;
antiviral drug;
radiosensitizing agent |
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. | 2.07 | 1 | 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 |
chloramphenicol
Amphenicol: Chloramphenicol and its derivatives. | 2.66 | 3 | 0 | C-nitro compound;
carboxamide;
diol;
organochlorine compound | antibacterial drug;
antimicrobial agent;
Escherichia coli metabolite;
geroprotector;
Mycoplasma genitalium metabolite;
protein synthesis inhibitor |
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. | 1.97 | 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. | 1.95 | 1 | 0 | pseudohalide anion | EC 1.9.3.1 (cytochrome c oxidase) inhibitor |
sucrose
Saccharum: A plant genus of the family POACEAE widely cultivated in the tropics for the sweet cane that is processed into sugar. | 2.38 | 2 | 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 |
2,3,4,6-tetrachlorophenol
2,3,4,6-tetrachlorophenol: RN given refers to parent cpd; see also record for tetrachlorophenol with locants for chloro groups not specified. 2,3,4,6-tetrachlorophenol : A tetrachlorophenol in which the chlorines are located at positions 2, 3, 4, and 6. | 1.98 | 1 | 0 | tetrachlorophenol | xenobiotic metabolite |
uridine
[no description available] | 1.99 | 1 | 0 | uridines | drug metabolite;
fundamental metabolite;
human metabolite |
galactose
galactopyranose : The pyranose form of galactose. | 5.46 | 25 | 0 | D-galactose;
galactopyranose | Escherichia coli metabolite;
mouse metabolite |
edetic acid
Edetic Acid: A chelating agent that sequesters a variety of polyvalent cations such as CALCIUM. It is used in pharmaceutical manufacturing and as a food additive. | 1.97 | 1 | 0 | ethylenediamine derivative;
polyamino carboxylic acid;
tetracarboxylic acid | anticoagulant;
antidote;
chelator;
copper chelator;
geroprotector |
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. | 2.9 | 4 | 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 |
cytidine monophosphate
Cytidine Monophosphate: Cytidine (dihydrogen phosphate). A cytosine nucleotide containing one phosphate group esterified to the sugar moiety in the 2', 3' or 5' position.. cytidine 5'-monophosphate : A pyrimidine ribonucleoside 5'-monophosphate having cytosine as the nucleobase. | 2.15 | 1 | 0 | cytidine 5'-phosphate;
pyrimidine ribonucleoside 5'-monophosphate | Escherichia coli metabolite;
human metabolite;
mouse metabolite |
lactose
Lactose: A disaccharide of GLUCOSE and GALACTOSE in human and cow milk. It is used in pharmacy for tablets, in medicine as a nutrient, and in industry.. lactose : A glycosylglucose disaccharide, found most notably in milk, that consists of D-galactose and D-glucose fragments bonded through a beta-1->4 glycosidic linkage. The glucose fragment can be in either the alpha- or beta-pyranose form, whereas the galactose fragment can only have the beta-pyranose form.. beta-lactose : The beta-anomer of lactose. | 5.47 | 65 | 0 | lactose | |
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. | 2.05 | 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. | 2.44 | 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 |
chloroform
Chloroform: A commonly used laboratory solvent. It was previously used as an anesthetic, but was banned from use in the U.S. due to its suspected carcinogenicity.. chloroform : A one-carbon compound that is methane in which three of the hydrogens are replaced by chlorines. | 1.98 | 1 | 0 | chloromethanes;
one-carbon compound | carcinogenic agent;
central nervous system drug;
inhalation anaesthetic;
non-polar solvent;
refrigerant |
asparagine
Asparagine: A non-essential amino acid that is involved in the metabolic control of cell functions in nerve and brain tissue. It is biosynthesized from ASPARTIC ACID and AMMONIA by asparagine synthetase. (From Concise Encyclopedia Biochemistry and Molecular Biology, 3rd ed). asparagine : An alpha-amino acid in which one of the hydrogens attached to the alpha-carbon of glycine is substituted by a 2-amino-2-oxoethyl group. | 2.15 | 1 | 0 | amino acid zwitterion;
asparagine;
aspartate family amino acid;
L-alpha-amino acid;
proteinogenic amino acid | Escherichia coli metabolite;
human metabolite;
micronutrient;
mouse metabolite;
nutraceutical;
plant metabolite;
Saccharomyces cerevisiae 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. | 3.09 | 5 | 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 |
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. | 3.28 | 6 | 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 |
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. | 2.69 | 3 | 0 | arginine;
glutamine family amino acid;
L-alpha-amino acid;
proteinogenic amino acid | biomarker;
Escherichia coli metabolite;
micronutrient;
mouse metabolite;
nutraceutical |
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. | 1.99 | 1 | 0 | fluoroalcohol | |
fluorene
[no description available] | 2.07 | 1 | 0 | ortho-fused polycyclic arene;
ortho-fused tricyclic hydrocarbon | |
xylitol
xylooligosaccharide: structure in first source. pentitol : An alditol obtained by reduction of any pentose.. xylooligosaccharide : An oligosaccharide comprised of xylose residues. | 1.96 | 1 | 0 | | |
2-nitrophenol
nitrophenol : Any member of the class of phenols or substituted phenols carrying at least 1 nitro group. | 2.02 | 1 | 0 | 2-nitrophenols | |
lactobionic acid
[no description available] | 1.94 | 1 | 0 | disaccharide | antioxidant |
nitrobenzene
nitrobenzene : A nitroarene consisting of benzene carrying a single nitro substituent. An industrial chemical used widely in the production of aniline. | 2.34 | 2 | 0 | nitroarene;
nitrobenzenes | |
trehalose
alpha,alpha-trehalose : A trehalose in which both glucose residues have alpha-configuration at the anomeric carbon. | 2.01 | 1 | 0 | trehalose | Escherichia coli metabolite;
geroprotector;
human metabolite;
mouse metabolite;
Saccharomyces cerevisiae metabolite |
3-o-methylglucose
3-O-Methylglucose: A non-metabolizable glucose analogue that is not phosphorylated by hexokinase. 3-O-Methylglucose is used as a marker to assess glucose transport by evaluating its uptake within various cells and organ systems. (J Neurochem 1993;60(4):1498-504). 3-O-methyl-D-glucose : A D-aldohexose that is D-glucose in which the hydrogen of the hydroxy group at position 3 has been substituted by a methyl group. It is a non-metabolisable glucose analogue that is not phosphorylated by hexokinase and is used as a marker to assess glucose transport by evaluating its uptake within various cells and organ systems. | 1.96 | 1 | 0 | D-aldohexose derivative | |
adamantane
Adamantane: A tricyclo bridged hydrocarbon. | 2 | 1 | 0 | adamantanes;
polycyclic alkane | |
oleanolic acid
[no description available] | 2.39 | 2 | 0 | hydroxy monocarboxylic acid;
pentacyclic triterpenoid | plant metabolite |
cellobiose
beta-cellobiose : A cellobiose with beta configuration at the reducing-end glucose residue. | 3.4 | 7 | 0 | cellobiose | epitope |
dicyclohexylcarbodiimide
1,3-dicyclohexylcarbodiimide : A carbodiimide compound having a cyclohexyl substituent on both nitrogen atoms. | 1.95 | 1 | 0 | carbodiimide | ATP synthase inhibitor;
cross-linking reagent;
peptide coupling reagent |
glycylglycine
[no description available] | 2.13 | 1 | 0 | dipeptide zwitterion;
dipeptide | human metabolite |
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. | 2.13 | 1 | 0 | cyclic ketone;
erythromycin | |
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. | 2.05 | 1 | 0 | glycopeptide | antibacterial drug;
antimicrobial agent;
bacterial metabolite |
fucose
Fucose: A six-member ring deoxysugar with the chemical formula C6H12O5. It lacks a hydroxyl group on the carbon at position 6 of the molecule.. L-fucopyranose : The pyranose form of L-fucose.. fucose : Any deoxygalactose that is deoxygenated at the 6-position. | 2.37 | 2 | 0 | fucopyranose;
L-fucose | Escherichia coli metabolite;
mouse metabolite |
fluorescein-5-isothiocyanate
Fluorescein-5-isothiocyanate: Fluorescent probe capable of being conjugated to tissue and proteins. It is used as a label in fluorescent antibody staining procedures as well as protein- and amino acid-binding techniques.. fluorescein 5-isothiocyanate : The 5-isomer of fluorescein isothiocyanate. Acts as a fluorescent probe capable of being conjugated to tissue and proteins; used as a label in fluorescent antibody staining procedures as well as protein- and amino acid-binding techniques. | 2 | 1 | 0 | fluorescein isothiocyanate | |
mannose
mannopyranose : The pyranose form of mannose. | 1.95 | 1 | 0 | D-aldohexose;
D-mannose;
mannopyranose | metabolite |
dithiothreitol
1,4-dimercaptobutane-2,3-diol : A glycol that is butane-2,3-diol in which a hydrogen from each of the methyl groups is replaced by a thiol group.. 1,4-dithiothreitol : The threo-diastereomer of 1,4-dimercaptobutane-2,3-diol. | 1.99 | 1 | 0 | 1,4-dimercaptobutane-2,3-diol;
butanediols;
dithiol;
glycol;
thiol | chelator;
human metabolite;
reducing 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. | 2.69 | 3 | 0 | elemental manganese;
manganese group element atom | Escherichia coli metabolite;
micronutrient |
mercury
Mercury: A silver metallic element that exists as a liquid at room temperature. It has the atomic symbol Hg (from hydrargyrum, liquid silver), atomic number 80, and atomic weight 200.59. Mercury is used in many industrial applications and its salts have been employed therapeutically as purgatives, antisyphilitics, disinfectants, and astringents. It can be absorbed through the skin and mucous membranes which leads to MERCURY POISONING. Because of its toxicity, the clinical use of mercury and mercurials is diminishing.. mercury(0) : Elemental mercury of oxidation state zero. | 3.27 | 2 | 0 | elemental mercury;
zinc group element atom | neurotoxin |
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. | 1.99 | 1 | 0 | chromium group element atom;
metal allergen | micronutrient |
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. | 2.11 | 1 | 0 | copper group element atom;
elemental gold | |
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. | 1.96 | 1 | 0 | magnesium salt;
metal sulfate;
organic magnesium salt | anaesthetic;
analgesic;
anti-arrhythmia drug;
anticonvulsant;
calcium channel blocker;
cardiovascular drug;
fertilizer;
tocolytic agent |
mercuric chloride
Mercuric Chloride: Mercury chloride (HgCl2). A highly toxic compound that volatizes slightly at ordinary temperature and appreciably at 100 degrees C. It is corrosive to mucous membranes and used as a topical antiseptic and disinfectant.. mercury dichloride : A mercury coordination entity made up of linear triatomic molecules in which a mercury atom is bonded to two chlorines. Water-soluble, it is highly toxic. Once used in a wide variety of applications, including preserving wood and anatomical specimens, embalming and disinfecting, as an intensifier in photography, as a mordant for rabbit and beaver furs, and freeing gold from lead, its use has markedly declined as less toxic alternatives have been developed. | 1.98 | 1 | 0 | mercury coordination entity | sensitiser |
acetylglucosamine
Acetylglucosamine: The N-acetyl derivative of glucosamine.. N-acetyl-beta-D-glucosamine : An N-acetyl-D-glucosamine having beta-configuration at the anomeric centre. | 2.68 | 3 | 0 | N-acetyl-D-glucosamine | epitope |
galactosamine
2-amino-2-deoxy-D-galactopyranose : The pyranose form of D-galactosamine.. D-galactosamine : The D-stereoisomer of galactosamine. | 1.95 | 1 | 0 | D-galactosamine;
primary amino compound | toxin |
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. | 2.7 | 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. | 2.07 | 1 | 0 | diatomic chlorine;
gas molecular entity | bleaching agent |
chlorine dioxide
chlorine dioxide: equal or superior to chlorine when used as wastewater disinfectant | 2.07 | 1 | 0 | chlorine dioxide | |
rhamnose
[no description available] | 1.95 | 1 | 0 | L-rhamnose | |
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 | 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 |
fluorides
[no description available] | 2.37 | 2 | 0 | halide anion;
monoatomic fluorine | |
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. | 1.99 | 1 | 0 | benzenes;
phenyl acetates | |
1,4-dioxane
1,4-dioxane: dehydrating agent; polar solvent miscible both with water & most organic solvents. dioxane : Any member of the class of dioxanes that is a cyclohexane in which two carbon atoms are replaced by oxygen atoms.. 1,4-dioxane : A dioxane with oxygen atoms at positions 1 and 4. | 1.98 | 1 | 0 | dioxane;
volatile organic compound | carcinogenic agent;
metabolite;
NMR chemical shift reference compound;
non-polar solvent |
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. | 3.08 | 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. | 3.1 | 5 | 0 | pseudohalide anion | mitochondrial respiratory-chain inhibitor |
acetylgalactosamine
Acetylgalactosamine: The N-acetyl derivative of galactosamine. | 2.9 | 4 | 0 | N-acetyl-D-hexosamine;
N-acetylgalactosamine | Escherichia coli metabolite;
human metabolite;
mouse metabolite |
potassium phosphate
potassium phosphate: used in dental materials and to treat hypophosphatemia; RN given refers to cpd with unspecified MF. tripotassium phosphate : An inorganic potassium salt that is the tripotassium salt of phosphoric acid. | 1.99 | 1 | 0 | inorganic phosphate salt;
inorganic potassium salt | |
glucose, (beta-d)-isomer
beta-D-glucose : D-Glucopyranose with beta configuration at the anomeric centre.. (1->4)-beta-D-glucan : A beta-D-glucan in which the glucose units are connected by (1->4) linkages.. (1->3)-beta-D-glucan : A beta-D-glucan in which the glucose units are connected by (1->3) linkages. | 4.69 | 11 | 0 | D-glucopyranose | epitope;
mouse metabolite |
fluorexon
fluorexon: structure | 2.43 | 2 | 0 | xanthene dye | fluorochrome |
4-nitrophenylgalactoside
4-nitrophenylgalactoside: RN refers to (beta-D)-isomer. 4-nitrophenyl-beta-D-galactoside : A beta-D-galactopyranoside having a 4-nitrophenyl substituent at the anomeric position. | 5.79 | 87 | 0 | beta-D-galactoside;
monosaccharide derivative | affinity label |
4-methylumbelliferyl phosphate
[no description available] | 2 | 1 | 0 | | |
1,2-distearoyllecithin
[no description available] | 2.07 | 1 | 0 | | |
5-bromo-4-chloro-3-indolyl beta-galactoside
5-bromo-4-chloro-3-indolyl beta-galactoside: enzyme substrate for beta-galactosidase. 5-bromo-4-chloro-3-indolyl beta-D-galactoside : An indolyl carbohydrate that is the beta-D-galactoside of 3-hydroxy-1H-indole in which the indole moiety is substituted at positions 4 and 5 by chlorine and bromine, respectively. It is used to test for the presence of an enzyme, beta-galactosidase, which cleaved the glycosidic bond to give 5-bromo-4-chloro-3-hydroxy-1H-indole, which immediately dimerises to give an intensely blue product. | 2.91 | 4 | 0 | beta-D-galactoside;
D-aldohexose derivative;
indolyl carbohydrate;
organobromine compound;
organochlorine compound | chromogenic compound |
metaperiodate
Periodic Acid: A strong oxidizing agent. | 1.98 | 1 | 0 | iodine oxoacid | |
glucose-1-phosphate
glucose-1-phosphate: RN given refers to (alpha-D-Glc)-isomer. alpha-D-glucose 1-phosphate : A D-glucopyranose 1-phosphate in which the anomeric centre has alpha-configuration. | 2 | 1 | 0 | D-glucopyranose 1-phosphate | |
cephalosporin c
cephalosporin C: RN given refers to parent cpd; structure in Merck, 9th ed, #1937. cephalosporin C : A cephalosporin antibiotic carrying a 3-acetoxymethyl substituent and a 6-oxo-N(6)-L-lysino group at position 7. | 2.37 | 2 | 0 | cephalosporin | fungal metabolite |
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,). | 2.88 | 4 | 0 | dicarboximide;
organobromine compound;
pyrrolidinone | reagent |
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. | 2.11 | 1 | 0 | 1,2,3-triazole | |
n,n-carbonyldiimidazole
[no description available] | 2.01 | 1 | 0 | | |
3-aminophenoxazone
3-aminophenoxazone: also inhibits sulfatase; structure | 2.07 | 1 | 0 | phenoxazine | |
6-carboxyfluorescein
6-carboxyfluorescein: originally sold as 6-carboxyfluorescein, but commercial product is a mixture of two isomers; correct name is 5(6)-carboxyfluorescein | 2 | 1 | 0 | monocarboxylic acid | |
4-nitrophenyl-alpha-l-fucoside
4-nitrophenylfucoside: RN given refers to (alpha-L-isomer). 4-nitrophenyl alpha-L-fucoside : An alpha-L-fucoside that is alpha-L-fucopyranose in which the anomeric hydroxy hydrogen is replaced by a 4-nitrophenyl group. | 2.03 | 1 | 0 | alpha-L-fucoside;
C-nitro compound | chromogenic compound |
4-nitrophenylglucuronide
4-nitrophenyl beta-D-glucuronide : A beta-D-glucosiduronic acid having a 4-nitrophenyl substituent at the anomeric position. | 1.97 | 1 | 0 | beta-D-glucosiduronic acid;
C-nitro compound | chromogenic compound |
4-nitrophenyl-n-acetyl-beta-d-galactosaminide
4-nitrophenyl-2-acetamido-2-deoxygalactopyranoside: RN given refers to (beta)-anomer. 4-nitrophenyl N-acetyl-beta-D-galactosaminide : An N-acetyl-beta-D-galactosaminide having a 4-nitrophenyl substituent at the anomeric position. | 2.1 | 1 | 0 | N-acetyl-beta-D-galactosaminide | |
4-nitrophenyl beta-d-xyloside
4-nitrophenyl beta-D-xyloside : A xyloside that is beta-D-xylopyranose in which the anomeric hydroxy hydrogen is replaced by a 4-nitrophenyl group. | 2.93 | 4 | 0 | C-nitro compound;
xyloside | chromogenic compound |
4-methylumbelliferyl glucuronide
4-methylumbelliferone beta-D-glucuronide : A beta-D-glucosiduronic acid having a 4-methylumbelliferyl substituent at the anomeric position. A hyaluronan synthesis inhibitor, it is anti-tumourigenic for various malignant tumours. | 2.38 | 2 | 0 | beta-D-glucosiduronic acid;
coumarins;
monosaccharide derivative | antineoplastic agent;
chromogenic compound;
hyaluronan synthesis inhibitor |
methylglucoside
[no description available] | 1.96 | 1 | 0 | | |
3-fluorotyrosine
3-fluorotyrosine: RN given refers to cpd without isomeric designation | 1.96 | 1 | 0 | fluoroamino acid;
fluorophenol;
non-proteinogenic alpha-amino acid;
tyrosine derivative | |
thiomethylgalactoside
[no description available] | 3.08 | 5 | 0 | | |
4-nitrophenyl beta-d-glucoside
4-nitrophenyl beta-D-glucoside: RN given refers to (beta)-anomer; see also (alpha)-anomer: 3767-28-0; cpd with unspecified anomer: 5779-46-4. 4-nitrophenyl beta-D-glucoside : A beta-D-glucoside that is beta-D-glucopyranose in which the anomeric hydroxy hydrogen is replaced by a 4-nitrophenyl group. | 2.4 | 2 | 0 | beta-D-glucoside;
C-nitro compound | chromogenic compound |
4-nitrophenyl alpha-glucoside
4-nitrophenyl alpha-glucoside: RN given refers to (alpha)-anomer; see also (beta)-anomers: 29857-05-4, 2492-87-7; cpd with unspecified anomer: 5779-46-4. 4-nitrophenyl alpha-D-glucoside : An alpha-D-glucoside that is beta-D-glucopyranose in which the anomeric hydroxy hydrogen is replaced by a 4-nitrophenyl group. | 2.42 | 2 | 0 | alpha-D-glucoside;
C-nitro compound;
monosaccharide derivative | chromogenic compound |
n-(7-dimethylamino-4-methylcoumarinyl)maleimide
N-(7-dimethylamino-4-methylcoumarinyl)maleimide: fluorescent thiol reagent; structure | 2.04 | 1 | 0 | | |
4-methylumbelliferyl-galactopyranoside
4-methylumbelliferyl-galactopyranoside: fluorogenic substrate; RN given refers to (beta-D)-isomer. 4-methylumbelliferyl beta-D-galactoside : A beta-D-galactoside having a 4-methylumbelliferyl substituent at the anomeric position. | 2.66 | 3 | 0 | beta-D-galactoside;
coumarins;
monosaccharide derivative | chromogenic compound |
methyl beta-galactoside
methyl beta-galactoside: RN given refers to (beta-D)-isomer. methyl galactoside : A methyl glycoside in which the H of the OH group on C-1 of galactose is replaced by a methyl group.. methyl beta-D-galactoside : A beta-D-galactopyranoside having a methyl substituent at the anomeric position. | 2.41 | 2 | 0 | beta-D-galactoside;
methyl D-galactoside;
monosaccharide derivative | |
22-hydroxycholesterol
[no description available] | 2 | 1 | 0 | cholanoid | |
thiodigalactoside
thiodigalactoside: RN given refers to beta-D-galactopyranoside (D-Gal)-isomer | 3.59 | 9 | 0 | | |
soyasaponin bb
soyasaponin Bb: has activity against polycystic kidney disease; isolated from soybean; structure in first source. soyasaponin I : A triterpenoid saponin that is composed of soyasapogenol B having an alpha-L-rhamnopyranosyl-(1->2)-beta-D-galactopyranosyl-(1->2)-beta-D-glucopyranosiduronic acid moiety attached at the 3-position via a glycosidic linkage. | 2.39 | 2 | 0 | carbohydrate acid derivative;
pentacyclic triterpenoid;
trisaccharide derivative;
triterpenoid saponin | sialyltransferase inhibitor |
trehalose-6-phosphate
[no description available] | 2.01 | 1 | 0 | trehalose phosphate | Escherichia coli metabolite |
cryptating agent 221
cryptating agent 221: structure given in first source | 1.99 | 1 | 0 | | |
2-nitrophenylgalactoside
2-nitrophenylgalactoside: RN given refers to cpd without isomeric designation | 6.74 | 90 | 0 | | |
phenyl-d-galactopyranoside
phenyl-D-galactopyranoside: RN given refers to cpd without isomeric designation | 1.96 | 1 | 0 | | |
chlorophenol red galactopyranoside
chlorophenol red galactopyranoside: a chromogenic substrate used for detection of beta-galactosidase in transfected mammalian cells | 1.98 | 1 | 0 | | |
xylose
xylopyranose: structure in first source | 3.82 | 4 | 0 | D-xylose | |
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. | 2.45 | 2 | 0 | beta-lactam antibiotic allergen;
beta-lactam | |
2-nitrophenyl-beta-fucoside
2-nitrophenyl-beta-fucoside: RN given refers to (beta-D-)-isomer | 2.03 | 1 | 0 | beta-D-fucoside | |
6-o-galactopyranosylgalactose
6-O-galactopyranosylgalactose: RN refers to (beta-D)-isomer | 2.03 | 1 | 0 | | |
hydroxyl radical
Hydroxyl Radical: The univalent radical OH. Hydroxyl radical is a potent oxidizing agent. | 1.99 | 1 | 0 | oxygen hydride;
oxygen radical;
reactive oxygen species | |
4-nitrophenyl beta-cellobioside
4-nitrophenyl beta-cellobioside: RN given refers to (beta)-isomer; see also (alpha)-anomer: 17400-77-0 | 1.98 | 1 | 0 | | |
galactosyl-1,3-n-acetylglucosamine
galactosyl-1,3-N-acetylglucosamine: an important unit in carbohydrate structures of various antigens, including Lewis A and B | 1.99 | 1 | 0 | | |
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. | 2.39 | 2 | 0 | biotins;
vitamin B7 | coenzyme;
cofactor;
Escherichia coli metabolite;
fundamental metabolite;
human metabolite;
mouse metabolite;
nutraceutical;
prosthetic group;
Saccharomyces cerevisiae metabolite |
pyridine-2-azo-4-dimethylaniline cephalosporin
pyridine-2-azo-4-dimethylaniline cephalosporin: cephalosporin which changes from purple to yellow upon cleavage of its beta-lactam ring; structure given in first source | 1.97 | 1 | 0 | | |
arabinose
[no description available] | 3.3 | 2 | 0 | L-arabinose | Escherichia coli metabolite;
mouse metabolite |
glucosamine
D-glucosamine : An amino sugar whose structure comprises D-glucose having an amino substituent at position 2.. 2-amino-2-deoxy-D-glucopyranose : A D-glucosamine whose structure comprises D-glucopyranose having an amino substituent at position 2. | 2 | 1 | 0 | D-glucosamine | Escherichia coli metabolite;
geroprotector;
mouse metabolite |
raffinose
Raffinose: A trisaccharide occurring in Australian manna (from Eucalyptus spp, Myrtaceae) and in cottonseed meal.. raffinose : A trisaccharide composed of alpha-D-galactopyranose, alpha-D-glucopyranose and beta-D-fructofuranose joined in sequence by 1->6 and 1<->2 glycosidic linkages, respectively. | 3.09 | 5 | 0 | raffinose family oligosaccharide;
trisaccharide | mouse metabolite;
plant metabolite;
Saccharomyces cerevisiae metabolite |
ouabain
Ouabain: A cardioactive glycoside consisting of rhamnose and ouabagenin, obtained from the seeds of Strophanthus gratus and other plants of the Apocynaceae; used like DIGITALIS. It is commonly used in cell biological studies as an inhibitor of the NA(+)-K(+)-EXCHANGING ATPASE.. cardiac glycoside : Steroid lactones containing sugar residues that act on the contractile force of the cardiac muscles.. ouabain : A steroid hormone that is a multi-hydroxylated alpha-L-rhamnosyl cardenoloide. It binds to and inhibits the plasma membrane Na(+)/K(+)-ATPase (sodium pump). It has been isolated naturally from Strophanthus gratus. | 1.95 | 1 | 0 | 11alpha-hydroxy steroid;
14beta-hydroxy steroid;
5beta-hydroxy steroid;
alpha-L-rhamnoside;
cardenolide glycoside;
steroid hormone | anti-arrhythmia drug;
cardiotonic drug;
EC 2.3.3.1 [citrate (Si)-synthase] inhibitor;
EC 3.1.3.41 (4-nitrophenylphosphatase) inhibitor;
EC 3.6.3.10 (H(+)/K(+)-exchanging ATPase) inhibitor;
EC 3.6.3.9 (Na(+)/K(+)-transporting ATPase) inhibitor;
ion transport inhibitor;
plant metabolite |
salicin
[no description available] | 2.39 | 2 | 0 | aromatic primary alcohol;
aryl beta-D-glucoside;
benzyl alcohols | antipyretic;
EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor;
metabolite;
non-narcotic analgesic;
non-steroidal anti-inflammatory drug;
prodrug |
arbutin
hydroquinone O-beta-D-glucopyranoside : A monosaccharide derivative that is hydroquinone attached to a beta-D-glucopyranosyl residue at position 4 via a glycosidic linkage. | 1.95 | 1 | 0 | beta-D-glucoside;
monosaccharide derivative | Escherichia coli metabolite;
plant metabolite |
betadex
beta-Cyclodextrins: Cyclic GLUCANS consisting of seven (7) glucopyranose units linked by 1,4-glycosidic bonds. | 1.99 | 1 | 0 | cyclodextrin | |
pectins
Pectins: High molecular weight polysaccharides present in the cell walls of all plants. Pectins cement cell walls together. They are used as emulsifiers and stabilizers in the food industry. They have been tried for a variety of therapeutic uses including as antidiarrheals, where they are now generally considered ineffective, and in the treatment of hypercholesterolemia.. alpha-D-galacturonic acid : The alpha-anomer of D-galacturonic acid. | 2.03 | 1 | 0 | D-galactopyranuronic acid | |
8-prenylnaringenin
8-prenylnaringenin: a phytogenic antineoplastic agent; structure in first source. sophoraflavanone B : A trihydroxyflavanone that is (S)-naringenin having a prenyl group at position 8. | 2.01 | 1 | 0 | (2S)-flavan-4-one;
4'-hydroxyflavanones;
trihydroxyflavanone | plant metabolite;
platelet aggregation inhibitor |
zn(ii)-phthalocyanine
[no description available] | 2.07 | 1 | 0 | metallophthalocyanine;
zinc tetrapyrrole | fluorochrome |
glycosides
[no description available] | 5.9 | 40 | 0 | | |
amygdalin
[no description available] | 1.95 | 1 | 0 | | |
isopropyl thiogalactoside
Isopropyl Thiogalactoside: A non-metabolizable galactose analog that induces expression of the LAC OPERON.. isopropyl beta-D-thiogalactopyranoside : An S-glycosyl compound consisting of beta-D-1-thiogalactose having an isopropyl group attached to the anomeric sulfur. | 3.68 | 10 | 0 | S-glycosyl compound | |
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. | 2.41 | 2 | 0 | beta-D-glucoside;
coumarins;
monosaccharide derivative | chromogenic compound |
fusidic acid
Fusidic Acid: An antibiotic isolated from the fermentation broth of Fusidium coccineum. (From Merck Index, 11th ed). It acts by inhibiting translocation during protein synthesis.. fusidic acid : A steroid antibiotic that is isolated from the fermentation broth of Fusidium coccineum. | 2.13 | 1 | 0 | 11alpha-hydroxy steroid;
3alpha-hydroxy steroid;
alpha,beta-unsaturated monocarboxylic acid;
steroid acid;
steroid antibiotic;
sterol ester | EC 2.7.1.33 (pantothenate kinase) inhibitor;
Escherichia coli metabolite;
protein synthesis inhibitor |
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. | 2.65 | 3 | 0 | alkali metal atom | |
galactose-6-phosphate
galactose-6-phosphate: RN given refers to D-isomer | 2.4 | 2 | 0 | D-galactose 6-phosphate | metabolite |
sodium dodecyl sulfate
Sodium Dodecyl Sulfate: An anionic surfactant, usually a mixture of sodium alkyl sulfates, mainly the lauryl; lowers surface tension of aqueous solutions; used as fat emulsifier, wetting agent, detergent in cosmetics, pharmaceuticals and toothpastes; also as research tool in protein biochemistry.. sodium dodecyl sulfate : An organic sodium salt that is the sodium salt of dodecyl hydrogen sulfate. | 2.66 | 3 | 0 | organic sodium salt | detergent;
protein denaturant |
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. | 1.96 | 1 | 0 | | |
quercetin
[no description available] | 1.97 | 1 | 0 | 7-hydroxyflavonol;
pentahydroxyflavone | antibacterial agent;
antineoplastic agent;
antioxidant;
Aurora kinase inhibitor;
chelator;
EC 1.10.99.2 [ribosyldihydronicotinamide dehydrogenase (quinone)] inhibitor;
geroprotector;
phytoestrogen;
plant metabolite;
protein kinase inhibitor;
radical scavenger |
hymecromone
Hymecromone: A coumarin derivative possessing properties as a spasmolytic, choleretic and light-protective agent. It is also used in ANALYTICAL CHEMISTRY TECHNIQUES for the determination of NITRIC ACID. | 3.59 | 9 | 0 | hydroxycoumarin | antineoplastic agent;
hyaluronic acid synthesis inhibitor |
rutin
Hydroxyethylrutoside: Monohydroxyethyl derivative of rutin. Peripheral circulation stimulant used in treatment of venous disorders. | 1.97 | 1 | 0 | disaccharide derivative;
quercetin O-glucoside;
rutinoside;
tetrahydroxyflavone | antioxidant;
metabolite |
genistein
[no description available] | 2.01 | 1 | 0 | 7-hydroxyisoflavones | antineoplastic agent;
EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor;
geroprotector;
human urinary metabolite;
phytoestrogen;
plant metabolite;
tyrosine kinase inhibitor |
esculin
[no description available] | 3.74 | 2 | 1 | beta-D-glucoside;
hydroxycoumarin | antioxidant;
metabolite |
humulene
humulene: structure given in first source. (1E,4E,8E)-alpha-humulene : The (1E,4E,8E)-isomer of alpha-humulene. | 2.17 | 1 | 0 | alpha-humulene | |
mangostin
mangostin: xanthone from rind of Garcinia mangostana Linn. fruit. alpha-mangostin : A member of the class of xanthones that is 9H-xanthene substituted by hydroxy group at positions 1, 3 and 6, a methoxy group at position 7, an oxo group at position 9 and prenyl groups at positions 2 and 8. Isolated from the stems of Cratoxylum cochinchinense, it exhibits antioxidant, antimicrobial and antitumour activities. | 2.41 | 1 | 0 | aromatic ether;
phenols;
xanthones | antimicrobial agent;
antineoplastic agent;
antioxidant;
plant metabolite |
diphenylhexatriene
Diphenylhexatriene: A fluorescent compound that emits light only in specific configurations in certain lipid media. It is used as a tool in the study of membrane lipids. | 1.97 | 1 | 0 | alkatriene | fluorochrome |
dimyristoylphosphatidylcholine
1,2-di-O-myristoyl-sn-glycero-3-phosphocholine : A 1,2-diacyl-sn-glycero-3-phosphocholine where the two phosphatidyl acyl groups are specified as tetradecanoyl (myristoyl).. dimyristoyl phosphatidylcholine : A phosphatidylcholine where the phosphatidyl acyl groups are specified as tetradecanoyl (myristoyl). | 2.07 | 1 | 0 | 1,2-diacyl-sn-glycero-3-phosphocholine;
phosphatidylcholine 28:0;
tetradecanoate ester | antigen;
mouse 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. | 2.91 | 4 | 0 | cysteinium | fundamental metabolite |
manninotriose
manninotriose: RN given refers to the all D-isomer | 1.97 | 1 | 0 | trisaccharide | |
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. | 2.38 | 2 | 0 | ammonium salt;
inorganic sulfate salt | fertilizer |
allolactose
[no description available] | 2.38 | 2 | 0 | glycosylglucose | Escherichia coli metabolite |
beta-escin
[no description available] | 2.71 | 3 | 0 | | |
melibiose
alpha-D-Galp-(1->6)-alpha-D-Glcp : A glycosylglucose consisting of alpha-D-galactopyranose and alpha-D-glucopyranose residues joined in sequence by a (1->6) glycosidic bond. | 3.86 | 12 | 0 | glycosylglucose | |
phosphocreatine
Phosphocreatine: An endogenous substance found mainly in skeletal muscle of vertebrates. It has been tried in the treatment of cardiac disorders and has been added to cardioplegic solutions. (Reynolds JEF(Ed): Martindale: The Extra Pharmacopoeia (electronic version). Micromedex, Inc, Englewood, CO, 1996). phosphagen : Any of a group of guanidine or amidine phosphates that function as storage depots for high-energy phosphate in muscle with the purpose of regenerating ATP from ADP during muscular contraction.. N-phosphocreatine : A phosphoamino acid consisting of creatine having a phospho group attached at the primary nitrogen of the guanidino group. | 1.97 | 1 | 0 | phosphagen;
phosphoamino acid | human metabolite;
mouse metabolite |
g(m1) ganglioside
G(M1) Ganglioside: A specific monosialoganglioside that accumulates abnormally within the nervous system due to a deficiency of GM1-b-galactosidase, resulting in GM1 gangliosidosis.. ganglioside GM1 : A sialotetraosylceramide consisting of a branched pentasaccharide made up from one sialyl residue, two galactose residues, one N-acetylgalactosamine residue and a glucose residue at the reducing end attached to N-stearoylsphingosine via a beta-linkage. | 2.67 | 3 | 0 | alpha-N-acetylneuraminosyl-(2->3)-[beta-D-galactosyl-(1->3)-N-acetyl-beta-D-galactosaminyl-(1->4)]-beta-D-galactosyl-(1->4)-beta-D-glucosyl-(1<->1')-N-acylsphingosine;
sialotetraosylceramide | |
ribose
ribopyranose : The pyranose form of ribose. | 1.97 | 1 | 0 | D-ribose;
ribopyranose | |
acebutolol
alpha-D-glucosyl-(1->4)-alpha-D-mannose : An alpha-D-glucosyl-(1->4)-D-mannopyranose in which the anomeric hydroxy group has alpha configuration. | 2.94 | 4 | 0 | alpha-D-glucosyl-(1->4)-D-mannopyranose | |
lactulose
Lactulose: A synthetic disaccharide used in the treatment of constipation and hepatic encephalopathy. It has also been used in the diagnosis of gastrointestinal disorders. (From Martindale, The Extra Pharmacopoeia, 30th ed, p887). lactulose : A synthetic galactosylfructose disaccharide used in the treatment of constipation and hepatic encephalopathy. | 2.41 | 2 | 0 | | |
sepharose
agarose : A linear polysaccharide made up from alternating D-galactose and 3,6-anhydro-alpha-L-galactopyranose residues joined by alpha-(1->3)- and beta-(1->4)-linkages. | 2.4 | 2 | 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. | 2.37 | 2 | 0 | | |
melitten
Melitten: Basic polypeptide from the venom of the honey bee (Apis mellifera). It contains 26 amino acids, has cytolytic properties, causes contracture of muscle, releases histamine, and disrupts surface tension, probably due to lysis of cell and mitochondrial membranes. | 1.97 | 1 | 0 | | |
tannins
Tannins: Polyphenolic compounds with molecular weights of around 500-3000 daltons and containing enough hydroxyl groups (1-2 per 100 MW) for effective cross linking of other compounds (ASTRINGENTS). The two main types are HYDROLYZABLE TANNINS and CONDENSED TANNINS. Historically, the term has applied to many compounds and plant extracts able to render skin COLLAGEN impervious to degradation. The word tannin derives from the Celtic word for OAK TREE which was used for leather processing. | 2.5 | 2 | 0 | | |
cellulose
DEAE-Cellulose: Cellulose derivative used in chromatography, as ion-exchange material, and for various industrial applications. | 2.02 | 1 | 0 | glycoside | |
phosphatidylcholines
Phosphatidylcholines: Derivatives of PHOSPHATIDIC ACIDS in which the phosphoric acid is bound in ester linkage to a CHOLINE moiety. | 2.71 | 3 | 0 | 1,2-diacyl-sn-glycero-3-phosphocholine | |
chitosan
[no description available] | 2.03 | 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. | 2 | 1 | 0 | 3',5'-cyclic purine nucleotide | |
2-(4'-maleimidylanilino)naphthalene-6-sulfonic acid
2-(4'-maleimidylanilino)naphthalene-6-sulfonic acid: RN given refers to mono-Na salt; structure | 2.04 | 1 | 0 | | |
hygromycin b
[no description available] | 1.99 | 1 | 0 | | |
arabinogalactan
[no description available] | 2.03 | 1 | 0 | | |
globotriose
alpha-D-Galp-(1->4)-alpha-D-Galp-(1->4)-beta-D-Glcp : A trisaccharide consisting of two alpha-D-galactose residues and a beta-D-glucose at the reducing end in a linear sequence and joined by (1->4) linkages. | 2.13 | 1 | 0 | trisaccharide | |
novobiocin
Novobiocin: An antibiotic compound derived from Streptomyces niveus. It has a chemical structure similar to coumarin. Novobiocin binds to DNA gyrase, and blocks adenosine triphosphatase (ATPase) activity. (From Reynolds, Martindale The Extra Pharmacopoeia, 30th ed, p189). novobiocin : A coumarin-derived antibiotic obtained from Streptomyces niveus. | 2.13 | 1 | 0 | carbamate ester;
ether;
hexoside;
hydroxycoumarin;
monocarboxylic acid amide;
monosaccharide derivative;
phenols | antibacterial agent;
antimicrobial agent;
EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor;
Escherichia coli metabolite;
hepatoprotective agent |
neoagarotetraose
[no description available] | 2.11 | 1 | 0 | | |
agar
Agar: A complex sulfated polymer of galactose units, extracted from Gelidium cartilagineum, Gracilaria confervoides, and related red algae. It is used as a gel in the preparation of solid culture media for microorganisms, as a bulk laxative, in making emulsions, and as a supporting medium for immunodiffusion and immunoelectrophoresis.. agar : A complex mixture of polysaccharides extracted from species of red algae. Its two main components are agarose and agaropectin. Agarose is the component responsible for the high-strength gelling properties of agar, while agaropectin provides the viscous properties. | 1.95 | 1 | 0 | | |
nitrophenols
Nitrophenols: PHENOLS carrying nitro group substituents. | 3.68 | 10 | 0 | | |
diospyros
Diospyros: A plant genus of the family EBENACEAE, order Ebenales, subclass Dilleniidae, class Magnoliopsida best known for the edible fruit and the antibacterial activity and compounds of the wood. | 2.07 | 1 | 0 | | |
digitonin
Digitonin: A glycoside obtained from Digitalis purpurea; the aglycone is digitogenin which is bound to five sugars. Digitonin solubilizes lipids, especially in membranes and is used as a tool in cellular biochemistry, and reagent for precipitating cholesterol. It has no cardiac effects.. digitonin : A spirostanyl glycoside that is digitogenin in which the 3-hydroxy group is substituted by a beta-D-glucopyranosyl-(1->3)-beta-D-galactopyranosyl-(1->2)-[beta-D-xylopyranosyl-(1->3)]-beta-D-glucopyranosyl-(1->4)-beta-D-galactopyranosyl group. It is a steroidal saponin isolated from the foxglove plant, Digitalis purpurea. It is used extensively as a mild non-ionic detergent for extracting proteins from membranes for structure and function studies. | 1.95 | 1 | 0 | | |
orabase
Orabase: used in therapy of oral mucosal ulcers | 2.06 | 1 | 0 | | |
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) | 2.44 | 2 | 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 |
lipoteichoic acid
lipoteichoic acid: lipopolysaccharides with an acyl group anchored to the cell membrane of gram-positive bacteria; functions as an adhesion molecule to facilitate the binding of bacteria to cells, colonization, and invasion; interacts with CD14 to induce NF-κB activation and inflammatory cytokine production; can function as surface antigen; inhibits remineraliztion of artificial lesions and surface-softened enamels;. lipoteichoic acid : A teichoic acid which is covalently bound to a lipid. | 2.01 | 1 | 0 | | |
maltodextrin
maltodextrin : A dextrin in which the D-glucose units are linked by alpha-(1->4) glycosidic bonds. | 2 | 1 | 0 | | |