| Substance | Relationship Strength | Studies | Trials | Classes | Roles |
|---|
acetone
methyl ketone : A ketone of formula RC(=O)CH3 (R =/= H). | 2.11 | 1 | 0 | ketone body;
methyl ketone;
propanones;
volatile organic compound | EC 3.5.1.4 (amidase) inhibitor;
human metabolite;
polar aprotic solvent |
nornicotine
nornicotine: agricultural or horticultural insecticide; RN given refers to (+-)-isomer; structure | 2.13 | 1 | 0 | | |
phenol
[no description available] | 2.11 | 1 | 0 | phenols | antiseptic drug;
disinfectant;
human xenobiotic metabolite;
mouse metabolite |
pyridine
azine : An organonitrogen compound of general structure RCH=N-N=CHR or RR'C=N-N=CRR'. | 2.11 | 1 | 0 | azaarene;
mancude organic heteromonocyclic parent;
monocyclic heteroarene;
pyridines | environmental contaminant;
NMR chemical shift reference compound |
arecoline
Arecoline: An alkaloid obtained from the betel nut (Areca catechu), fruit of a palm tree. It is an agonist at both muscarinic and nicotinic acetylcholine receptors. It is used in the form of various salts as a ganglionic stimulant, a parasympathomimetic, and a vermifuge, especially in veterinary practice. It has been used as a euphoriant in the Pacific Islands.. arecoline : A tetrahydropyridine that is 1,2,5,6-tetrahydropyridine with a methyl group at position 1, and a methoxycarbonyl group at position 3. An alkaloid found in the areca nut, it acts as an agonist of muscarinic acetylcholine. | 1.96 | 1 | 0 | enoate ester;
methyl ester;
pyridine alkaloid;
tetrahydropyridine | metabolite;
muscarinic agonist |
n'-nitrosoanabasine
N'-nitrosoanabasine: structure; RN given refers to cpd without isomeric designation | 8.82 | 11 | 0 | citraconoyl group | |
n'-nitrosonornicotine
N'-nitrosonornicotine: structure; a potent carcinogen in laboratory animals | 4.19 | 17 | 0 | pyridines;
pyrrolidines | |
4-(n-methyl-n-nitrosamino)-1-(3-pyridyl)-1-butanone
4-(N-methyl-N-nitrosamino)-1-(3-pyridyl)-1-butanone: structure; from tobacco smoke | 3.85 | 12 | 0 | nitrosamine;
pyridines | |
n-nitrosoguvacoline
N-nitrosoguvacoline: formed by nitrosation of arecoline | 1.96 | 1 | 0 | citraconoyl group | |
3-(methylnitrosamino)propionitrile
3-(methylnitrosamino)propionitrile: formed from the alkaloid of betel quid | 1.96 | 1 | 0 | nitroso compound | |
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. | 8.1 | 5 | 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 |
glucuronic acid
Glucuronic Acid: A sugar acid formed by the oxidation of the C-6 carbon of GLUCOSE. In addition to being a key intermediate metabolite of the uronic acid pathway, glucuronic acid also plays a role in the detoxification of certain drugs and toxins by conjugating with them to form GLUCURONIDES.. D-glucuronic acid : The D-enantiomer of glucuronic acid.. D-glucopyranuronic acid : A D-glucuronic acid in cyclic pyranose form. | 1.98 | 1 | 0 | D-glucuronic acid | algal metabolite |
4-(methylnitrosamino)-1-(3-pyridyl)-1-butan-1-ol
4-(methylnitrosamino)-1-(3-pyridyl)-1-butan-1-ol: structure in first source. 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanol : A member of the class of nitrosamines that is butan-1-ol substituted by a pyridin-3-yl group at position 1 and by a methyl(nitroso)amino group at position 4. It is a major metabolite of nitrosamine 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanone (NNK), which is a carcinogen found in tobacco and responsible for inducing lung cancer in smokers. | 2.52 | 2 | 0 | nitrosamine;
pyridines;
secondary alcohol | biomarker;
carcinogenic agent;
human urinary metabolite |
4-(methylnitrosoamino)-4-(3-pyridyl)-1-butanol
4-(methylnitrosoamino)-4-(3-pyridyl)-1-butanol: tobacco-specific N-nitrosamine; structure given in first source | 1.98 | 1 | 0 | | |
4-hydoxy-1-(3-pyridyl)-1-butanone
4-hydoxy-1-(3-pyridyl)-1-butanone: structure given in first source; may be metabolic product of tobacco-specific nitrosamines | 2.13 | 1 | 0 | aromatic ketone | |
hydroxycotinine
hydroxycotinine: metabolite of nicotine; RN given refers to (S)-isomer; structure. trans-3-hydroxycotinine : An N-alkylpyrrolidine that is cotinine substituted at position C-3 by a hydroxy group (the 3R,5S-diastereomer). | 1.98 | 1 | 0 | N-alkylpyrrolidine;
pyridines;
pyrrolidin-2-ones;
pyrrolidine alkaloid | |
cotinine-n-oxide
cotinine-N-oxide: metabolite of nicotine; structure | 1.98 | 1 | 0 | | |
cotinine
Cotinine: The N-glucuronide conjugate of cotinine is a major urinary metabolite of NICOTINE. It thus serves as a biomarker of exposure to tobacco SMOKING. It has CNS stimulating properties.. (-)-cotinine : An N-alkylpyrrolidine that consists of N-methylpyrrolidinone bearing a pyridin-3-yl substituent at position C-5 (the 5S-enantiomer). It is an alkaloid commonly found in Nicotiana tabacum. | 1.98 | 1 | 0 | N-alkylpyrrolidine;
pyridines;
pyrrolidin-2-ones;
pyrrolidine alkaloid | antidepressant;
biomarker;
human xenobiotic metabolite;
plant metabolite |