Substance | Relationship Strength | Studies | Trials | Classes | Roles |
sulfites Sulfites: Inorganic salts of sulfurous acid.. sulfites : Any sulfurous acid derivative that is a salt or an ester of sulfurous acid.. organosulfonate oxoanion : An organic anion obtained by deprotonation of the sufonate group(s) of any organosulfonic acid.. sulfite : A sulfur oxoanion that is the conjugate base of hydrogen sulfite (H2SO3). | 2.37 | 2 | 0 | divalent inorganic anion; sulfur oxide; sulfur oxoanion | |
sulfur dioxide Sulfur Dioxide: A highly toxic, colorless, nonflammable gas. It is used as a pharmaceutical aid and antioxidant. It is also an environmental air pollutant. | 2.37 | 2 | 0 | sulfur oxide | Escherichia coli metabolite; food bleaching agent; refrigerant |
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. | 2.04 | 1 | 0 | aminonaphthalene; naphthalenesulfonic acid | fluorescent probe |
verapamil Verapamil: A calcium channel blocker that is a class IV anti-arrhythmia agent.. verapamil : A racemate comprising equimolar amounts of dexverapamil and (S)-verapamil. An L-type calcium channel blocker of the phenylalkylamine class, it is used (particularly as the hydrochloride salt) in the treatment of hypertension, angina pectoris and cardiac arrhythmia, and as a preventive medication for migraine.. 2-(3,4-dimethoxyphenyl)-5-{[2-(3,4-dimethoxyphenyl)ethyl](methyl)amino}-2-(propan-2-yl)pentanenitrile : A tertiary amino compound that is 3,4-dimethoxyphenylethylamine in which the hydrogens attached to the nitrogen are replaced by a methyl group and a 4-cyano-4-(3,4-dimethoxyphenyl)-5-methylhexyl group. | 2 | 1 | 0 | aromatic ether; nitrile; polyether; tertiary amino compound | |
carmustine Carmustine: A cell-cycle phase nonspecific alkylating antineoplastic agent. It is used in the treatment of brain tumors and various other malignant neoplasms. (From Martindale, The Extra Pharmacopoeia, 30th ed, p462) This substance may reasonably be anticipated to be a carcinogen according to the Fourth Annual Report on Carcinogens (NTP 85-002, 1985). (From Merck Index, 11th ed). carmustine : A member of the class of N-nitrosoureas that is 1,3-bis(2-chloroethyl)urea in which one of the nitrogens is substituted by a nitroso group. | 1.97 | 1 | 0 | N-nitrosoureas; organochlorine compound | alkylating agent; antineoplastic agent |
ethacrynic acid Ethacrynic Acid: A compound that inhibits symport of sodium, potassium, and chloride primarily in the ascending limb of Henle, but also in the proximal and distal tubules. This pharmacological action results in excretion of these ions, increased urinary output, and reduction in extracellular fluid. This compound has been classified as a loop or high ceiling diuretic.. etacrynic acid : An aromatic ether that is phenoxyacetic acid in which the phenyl ring is substituted by chlorines at positions 2 and 3, and by a 2-methylidenebutanoyl group at position 4. It is a loop diuretic used to treat high blood pressure resulting from diseases such as congestive heart failure, liver failure, and kidney failure. It is also a glutathione S-transferase (EC 2.5.1.18) inhibitor. | 2.43 | 2 | 0 | aromatic ether; aromatic ketone; dichlorobenzene; monocarboxylic acid | EC 2.5.1.18 (glutathione transferase) inhibitor; ion transport inhibitor; loop diuretic |
methyl methanesulfonate [no description available] | 1.97 | 1 | 0 | methanesulfonate ester | alkylating agent; apoptosis inducer; carcinogenic agent; genotoxin; mutagen |
tegafur [no description available] | 2 | 1 | 0 | organohalogen compound; pyrimidines | |
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. | 2.08 | 1 | 0 | arginine; glutamine family amino acid; L-alpha-amino acid; proteinogenic amino acid | biomarker; Escherichia coli metabolite; micronutrient; mouse metabolite; nutraceutical |
sym-trinitrobenzene Trinitrobenzenes: Benzene derivatives which are substituted with three nitro groups in any position.. 1,3,5-trinitrobenzene : A trinitrobenzene in which each of the nitro groups is meta- to the other two. | 1.98 | 1 | 0 | trinitrobenzene | explosive |
methyl methanethiosulfonate S-methyl methanethiosulfonate : A sulfonic acid derivative obtained by condensaton of methanesulfonic acid with methanethiol. | 1.97 | 1 | 0 | sulfonic acid derivative; thiosulfonate ester | metabolite |
cysteic acid Cysteic Acid: Beta-Sulfoalanine. An amino acid with a C-terminal sulfonic acid group which has been isolated from human hair oxidized with permanganate. It occurs normally in the outer part of the sheep's fleece, where the wool is exposed to light and weather.. cysteic acid : An amino sulfonic acid that is the sulfonic acid analogue of cysteine. | 2.38 | 2 | 0 | alanine derivative; amino sulfonic acid; carboxyalkanesulfonic acid; cysteine derivative; non-proteinogenic alpha-amino acid | animal metabolite |
glutathione disulfide Glutathione Disulfide: A GLUTATHIONE dimer formed by a disulfide bond between the cysteine sulfhydryl side chains during the course of being oxidized. | 3.36 | 7 | 0 | glutathione derivative; organic disulfide | Escherichia coli metabolite; mouse metabolite |
hexylglutathione S-hexylglutathione : An S-substituted glutathione that is glutathione in which the hydrogen of the thiol has been replaced by a hexyl group (PDB entry: 1PN9). | 2.93 | 4 | 0 | S-substituted glutathione | |
s-ethyl glutathione [no description available] | 1.99 | 1 | 0 | oligopeptide | |
s-sulphocysteine S-sulphocysteine: residues in physiologically significant proteins treated with sulfite; RN given refers to parent cpd; structure. S-sulfo-L-cysteine : An S-substituted L-cysteine where the S-substituent is specified as a sulfo group. | 1.96 | 1 | 0 | organic thiosulfate; S-substituted L-cysteine | human metabolite; plant metabolite |
s-methyl glutathione [no description available] | 1.99 | 1 | 0 | methyl sulfide; S-substituted glutathione; zwitterion | |
xylose xylopyranose: structure in first source | 1.96 | 1 | 0 | D-xylose | |
prostaglandin d2 Prostaglandin D2: The principal cyclooxygenase metabolite of arachidonic acid. It is released upon activation of mast cells and is also synthesized by alveolar macrophages. Among its many biological actions, the most important are its bronchoconstrictor, platelet-activating-factor-inhibitory, and cytotoxic effects.. prostaglandin D2 : A member of the class of prostaglandins D that is prosta-5,13-dien-1-oic acid substituted by hydroxy groups at positions 9 and 15 and an oxo group at position 11 (the 5Z,9alpha,13E,15S- stereoisomer). | 2.07 | 1 | 0 | prostaglandins D | human metabolite; mouse metabolite |
nadp [no description available] | 1.97 | 1 | 0 | | |
prostaglandin a1 [no description available] | 1.97 | 1 | 0 | prostaglandins A | |
2-nonenal, (trans)-isomer 2-nonenal: RN given refers to cpd without isomeric designation. non-2-enal : An enal consisting of non-2-ene having an oxo group at the 1-position.. (E)-non-2-enal : A monounsaturated fatty aldehyde that is (2E)-non-2-ene which is carrying an oxo group at position 1. | 2.01 | 1 | 0 | enal; medium-chain fatty aldehyde; monounsaturated fatty aldehyde | plant 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. | 1.96 | 1 | 0 | cysteinium | fundamental metabolite |
15-deoxyprostaglandin j2 15-deoxyprostaglandin J2: 15d-PGJ2 abbreviation is also used for 15-deoxy-delta(12,14)PGJ2 | 2.07 | 1 | 0 | | |
allopurinol Allopurinol: A XANTHINE OXIDASE inhibitor that decreases URIC ACID production. It also acts as an antimetabolite on some simpler organisms.. allopurinol : A bicyclic structure comprising a pyrazole ring fused to a hydroxy-substituted pyrimidine ring. | 1.96 | 1 | 0 | nucleobase analogue; organic heterobicyclic compound | antimetabolite; EC 1.17.3.2 (xanthine oxidase) inhibitor; gout suppressant; radical scavenger |