| Substance | Relationship Strength | Studies | Trials | Classes | Roles |
|---|
dimethylamine
[no description available] | 2.04 | 1 | 0 | methylamines;
secondary aliphatic amine | metabolite |
3-methylcholanthrene
Methylcholanthrene: A carcinogen that is often used in experimental cancer studies.. 3-methylcholanthrene : A pentacyclic ortho- and peri-fused polycyclic arene consisting of a dihydrocyclopenta[ij]tetraphene ring system with a methyl substituent at the 3-position. | 1.95 | 1 | 0 | ortho- and peri-fused polycyclic arene | aryl hydrocarbon receptor agonist;
carcinogenic agent |
metformin
Metformin: A biguanide hypoglycemic agent used in the treatment of non-insulin-dependent diabetes mellitus not responding to dietary modification. Metformin improves glycemic control by improving insulin sensitivity and decreasing intestinal absorption of glucose. (From Martindale, The Extra Pharmacopoeia, 30th ed, p289). metformin : A member of the class of guanidines that is biguanide the carrying two methyl substituents at position 1. | 2.25 | 1 | 0 | guanidines | environmental contaminant;
geroprotector;
hypoglycemic agent;
xenobiotic |
phenobarbital
Phenobarbital: A barbituric acid derivative that acts as a nonselective central nervous system depressant. It potentiates GAMMA-AMINOBUTYRIC ACID action on GABA-A RECEPTORS, and modulates chloride currents through receptor channels. It also inhibits glutamate induced depolarizations.. phenobarbital : A member of the class of barbiturates, the structure of which is that of barbituric acid substituted at C-5 by ethyl and phenyl groups. | 2.36 | 2 | 0 | barbiturates | anticonvulsant;
drug allergen;
excitatory amino acid antagonist;
sedative |
diethylnitrosamine
Diethylnitrosamine: A nitrosamine derivative with alkylating, carcinogenic, and mutagenic properties.. N-nitrosodiethylamine : A nitrosamine that is N-ethylethanamine substituted by a nitroso group at the N-atom. | 9.88 | 11 | 0 | nitrosamine | carcinogenic agent;
hepatotoxic agent;
mutagen |
n-nitrosomorpholine
N-nitrosomorpholine : A nitrosamine that is morpholine in which the hydrogen attached to the nitrogen is replaced by a nitroso group. A carcinogen and mutagen, it is found in snuff tobacco. | 3.14 | 5 | 0 | nitrosamine | carcinogenic agent;
mutagen |
dimethylnitrosamine
Dimethylnitrosamine: A nitrosamine derivative with alkylating, carcinogenic, and mutagenic properties. It causes serious liver damage and is a hepatocarcinogen in rodents. | 10.8 | 29 | 0 | nitrosamine | geroprotector;
mutagen |
n-nitrosodiphenylamine
N-nitrosodiphenylamine: RN given refers to parent cpd; structure in first source | 1.96 | 1 | 0 | phenylhydrazines | |
n-nitrosopiperidine
N-nitrosopiperidine: structure. N-nitrosopiperidine : A nitrosamine that is piperidine in which the hydrogen attached to the nitrogen is replaced by a nitroso group. One of the many carcinogens detected in cigarette smoke, it is found in meat, cheese and spices that have been treated with the preservative sodium nitrite. | 3.45 | 7 | 0 | nitrosamine;
piperidine | apoptosis inducer;
carcinogenic agent;
environmental contaminant;
mutagen |
diethylamine
[no description available] | 2.04 | 1 | 0 | secondary aliphatic amine | |
4-nitrosodimethylaniline
4-nitrosodimethylaniline: structure; RN given refers to parent cpd. N,N-dimethyl-4-nitrosoaniline : A member of the class of dimethylanilines that is N,N-dimethylaniline having a nitroso group at the 4-position. | 1.98 | 1 | 0 | dimethylaniline;
nitroso compound;
tertiary amino compound | |
n,n'-dinitrosopiperazine
N,N'-dinitrosopiperazine: RN given refers to unlabeled cpd | 1.96 | 1 | 0 | | |
diisopropylnitrosamine
[no description available] | 1.96 | 1 | 0 | | |
n-methyl-n-nitrosoaniline
N-methyl-N-nitrosoaniline: structure | 2.37 | 2 | 0 | | |
nitrosomethylurethane
Nitrosomethylurethane: An alkylating carcinogen that produces gastrointestinal and probably lung and nervous system tumors. | 1.96 | 1 | 0 | carboxylic ester | |
2,6-dichloro-4-nitrophenol
[no description available] | 1.98 | 1 | 0 | | |
n-nitroso(di-n-propyl)amine
[no description available] | 3.14 | 5 | 0 | nitroso compound | |
dibutylnitrosamine
dibutylnitrosamine: structure | 2.71 | 3 | 0 | nitroso compound | |
n-nitrosopyrrolidine
N-Nitrosopyrrolidine: Carcinogenic nitrosamine that may be formed from preservatives in meats during their preparation or in the liver during metabolism. | 3.09 | 5 | 0 | pyrrolidines | |
n-nitrosoperhydroazepine
[no description available] | 1.96 | 1 | 0 | | |
nitrosobenzylmethylamine
nitrosobenzylmethylamine: structure | 1.96 | 1 | 0 | | |
n-nitrosodiethanolamine
[no description available] | 1.96 | 1 | 0 | nitroso compound | |
n-nitroso-2,6-dimethylmorpholine
N-nitroso-2,6-dimethylmorpholine: RN given refers to parent cpd without isomeric designation | 1.96 | 1 | 0 | | |
butylhydroxybutylnitrosamine
Butylhydroxybutylnitrosamine: A substituted carcinogenic nitrosamine.. N-butyl-N-(4-hydroxybutyl)nitrosamine : A nitrosamine that has butyl and 4-hydroxybutyl substituents. In mice, it causes high-grade, invasive cancers in the urinary bladder, but not in any other tissues. | 1.96 | 1 | 0 | nitrosamine;
primary alcohol | carcinogenic agent |
n-nitroso-n-methylvinylamine
N-nitroso-N-methylvinylamine: structure given in first source | 1.96 | 1 | 0 | nitroso compound | |
n-nitrosodibenzylamine
N-nitrosodibenzylamine: structure | 1.96 | 1 | 0 | | |
n-nitroso-n-methylcyclohexylamine
[no description available] | 1.96 | 1 | 0 | | |
1-nitrosopiperazine
[no description available] | 1.96 | 1 | 0 | phytanoyl-CoAs | |
nitrosomethyl-n-butylamine
nitrosomethyl-N-butylamine: RN given refers to parent cpd | 2.36 | 2 | 0 | | |
meladrazine
nitrosoproline: RN given refers to 1-nitroso-L-proline | 1.96 | 1 | 0 | | |
deuterium
Deuterium: The stable isotope of hydrogen. It has one neutron and one proton in the nucleus. | 2.88 | 4 | 0 | dihydrogen | |
ozone
Ozone: The unstable triatomic form of oxygen, O3. It is a powerful oxidant that is produced for various chemical and industrial uses. Its production is also catalyzed in the ATMOSPHERE by ULTRAVIOLET RAY irradiation of oxygen or other ozone precursors such as VOLATILE ORGANIC COMPOUNDS and NITROGEN OXIDES. About 90% of the ozone in the atmosphere exists in the stratosphere (STRATOSPHERIC OZONE).. ozone : An elemental molecule with formula O3. An explosive, pale blue gas (b.p. -112degreeC) that has a characteristic, pungent odour, it is continuously produced in the upper atmosphere by the action of solar ultraviolet radiation on atmospheric oxygen. It is an antimicrobial agent used in the production of bottled water, as well as in the treatment of meat, poultry and other foodstuffs. | 2.04 | 1 | 0 | elemental molecule;
gas molecular entity;
reactive oxygen species;
triatomic oxygen | antiseptic drug;
disinfectant;
electrophilic reagent;
greenhouse gas;
mutagen;
oxidising agent;
tracer |
n-ethyl-n-hydroxyethylnitrosamine
N-ethyl-N-(2-hydroxyethyl)nitrosamine : A nitrosamine that is N-nitrosodiethylamine in which one of the ethyl froups has been replaced by a 2-hydroxyethyl group. It is used to induce renal and liver tumours in rodents. | 1.96 | 1 | 0 | nitrosamine;
primary alcohol | carcinogenic agent |
n-amyl-n-methylnitrosamine
N-methyl-N-pentylnitrosamine : A nitrosamine that has methyl and pentyl substituents. It is a potent oesophageal carcinogen. | 1.96 | 1 | 0 | nitrosamine | carcinogenic agent |
vinylethylnitrosamine
[no description available] | 1.96 | 1 | 0 | | |
n-nitrososarcosine
N-nitrososarcosine : A nitrosamine that is sarcosine in which the hydrogen attached to the nitrogen has been replaced by a nitroso group. | 1.96 | 1 | 0 | nitrosamine;
non-proteinogenic amino acid derivative | carcinogenic agent |
trinitrosotrimethylenetriamine
[no description available] | 1.96 | 1 | 0 | 1,3,5-triazinanes;
nitrosamine | |
diallylnitrosamine
[no description available] | 1.96 | 1 | 0 | | |
n-nitroso-n'-methylpiperazine
[no description available] | 1.96 | 1 | 0 | | |
n'-nitrosonornicotine
N'-nitrosonornicotine: structure; a potent carcinogen in laboratory animals | 7.36 | 2 | 0 | pyridines;
pyrrolidines | |
n-nitrosoephedrine
[no description available] | 1.96 | 1 | 0 | | |
n-nitrosoheptamethyleneimine
[no description available] | 1.96 | 1 | 0 | nitrosamine | |
diisopropanolnitrosamine
diisopropanolnitrosamine: experimental carcinogen. N,N-bis(2-hydroxypropyl)nitrosamine : A nitrosamine that is dipropylamine in which the hydrogen attached to the nitrogen has been replaced by a nitroso group. It is a genotoxic carcinogen, targeting the lung, liver, thyroid, and kidney. | 1.96 | 1 | 0 | diol;
nitrosamine;
secondary alcohol | carcinogenic agent |
n-nitrosomethyldodecylamine
N-nitrosomethyldodecylamine: product of reaction of dimethyl-n-dodecylamine with nitrous acid | 2.36 | 2 | 0 | | |
n,n-dinitrosohomopiperazine
[no description available] | 1.96 | 1 | 0 | | |
methyl(acetoxymethyl)nitrosamine
methyl(acetoxymethyl)nitrosamine: RN given refers to parent cpd; structure in seventh source | 1.96 | 1 | 0 | | |
nitrosobis(2-oxopropyl)amine
nitrosobis(2-oxopropyl)amine: structure. nitrosobis(2-oxopropyl)amine : A nitrosamine that is iminodiacetone that is substituted by a nitroso group at the N-atom. It induces pancreatic ductal adenocarcinomas in Syrian golden hamsters (other rodents are not susceptible). | 1.96 | 1 | 0 | ketone;
nitrosamine | carcinogenic agent |
n-nitrosoguvacoline
N-nitrosoguvacoline: formed by nitrosation of arecoline | 1.96 | 1 | 0 | citraconoyl group | |
o-(6)-methylguanine
O-(6)-methylguanine: structure. 6-O-methylguanine : A methylguanine in which the methyl group is positioned on the oxygen at position 6. Formed in DNA by alkylation of the oxygen atom of guanine, most often by N-nitroso compounds and sometimes due to methylation by other compounds such as endogenous S-adenosylmethionine, it base-pairs to thymine rather than cytidine, causing a G:C to A:T transition in DNA.. methylguanine : A 2-aminopurine that is guanine bearing a single methyl substituent. | 2.37 | 2 | 0 | methylguanine | mutagen |
n-nitrososarcosine ethyl ester
[no description available] | 1.96 | 1 | 0 | | |
nicotine
(S)-nicotine : A 3-(1-methylpyrrolidin-2-yl)pyridine in which the chiral centre has S-configuration. The naturally occurring and most active enantiomer of nicotine, isolated from Nicotiana tabacum. | 6.95 | 1 | 0 | 3-(1-methylpyrrolidin-2-yl)pyridine | anxiolytic drug;
biomarker;
immunomodulator;
mitogen;
neurotoxin;
nicotinic acetylcholine receptor agonist;
peripheral nervous system drug;
phytogenic insecticide;
plant metabolite;
psychotropic drug;
teratogenic agent;
xenobiotic |
2-hydroxypropyl-n-propylnitrosamine
[no description available] | 1.96 | 1 | 0 | | |
2-oxopropyl-n-propylnitrosamine
[no description available] | 1.96 | 1 | 0 | | |
6-ethylguanine
6-ethylguanine: found in rat brain DNA | 1.96 | 1 | 0 | | |
3-nitrosomethylaminopyridine
3-nitrosomethylaminopyridine: structure | 1.96 | 1 | 0 | | |
4-nitrophenyl myo-inositol-1-phosphate
4-nitrophenyl myo-inositol-1-phosphate: structure given in first source; a chromogenic substrate for phosphatidylinositol-specific phospholipase C; RN given refers to monoammonium salt | 2.6 | 1 | 0 | | |
2-nitrosomethylaminopyridine
2-nitrosomethylaminopyridine: structure | 1.96 | 1 | 0 | | |
4-nitrosomethylaminopyridine
4-nitrosomethylaminopyridine: structure | 1.96 | 1 | 0 | | |
n,n-diamylnitrosamine
[no description available] | 1.96 | 1 | 0 | | |
ranitidine
Ranitidine: A non-imidazole blocker of those histamine receptors that mediate gastric secretion (H2 receptors). It is used to treat gastrointestinal ulcers.. ranitidine : A member of the class of furans used to treat peptic ulcer disease (PUD) and gastroesophageal reflux disease. | 2.25 | 1 | 0 | C-nitro compound;
furans;
organic sulfide;
tertiary amino compound | anti-ulcer drug;
drug allergen;
environmental contaminant;
H2-receptor antagonist;
xenobiotic |
nitrophenols
Nitrophenols: PHENOLS carrying nitro group substituents. | 1.98 | 1 | 0 | | |
guanine
[no description available] | 2.66 | 3 | 0 | 2-aminopurines;
oxopurine;
purine nucleobase | algal metabolite;
Escherichia coli metabolite;
human metabolite;
mouse metabolite;
Saccharomyces cerevisiae metabolite |
guanosine
ribonucleoside : Any nucleoside where the sugar component is D-ribose. | 6.95 | 1 | 0 | guanosines;
purines D-ribonucleoside | fundamental metabolite |
7-methylguanine
7-methylguanine: RN given refers to unlabeled cpd; structure. 7-methylguanine : A methylguanine that is guanine substituted by a methyl group at position 7. It is a metabolite obtained during the methylation of DNA.. 2-imino-7-methyl-1,2,3,7-tetrahydro-6H-purin-6-one : A 7-methylguanine that is 1,2,3,7-tetrahydro-6H-purin-6-one substituted by an imino group at position 2 and a methyl group at position 7.. 2-amino-7-methyl-7H-purin-6-ol : A 7-methylguanine that is 7H-purine substituted by an amino group at position 2, a methyl group at position 7 and a hydroxy group at position 6.. 2-amino-7-methyl-1,7-dihydro-6H-purin-6-one : A 7-methylguanine that is 1,7-dihydro-6H-purin-6-one substituted by an amino group at position 2 and a methyl group at position 7. | 1.97 | 1 | 0 | 7-methylguanine | |
7-ethylguanine
[no description available] | 1.97 | 1 | 0 | oxopurine | |