C10H13N3O2
207.23 g/mol
Research ReagentDanger
4-(N-Nitrosomethylamino)-1-(3-pyridyl)-1-butanone
CAS64091-91-4
Category
Research Reagent
Compound Class
Amine
Primary Use
Research Compound
4-(N-Nitrosomethylamino)-1-(3-pyridyl)1-butanone (NNK) is a tobacco-specific nitrosamine and a constituent of tobacco smoke. The International Agency for Research on Cancer (IARC) has classified This compound as a carcinogen.
Tobacco smoke constituent research standardLaboratory reference standard for analytical chemistry
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
Restricted or banned substances
Substances on this list are banned or restricted under the named regulation. This page is a compliance reference — verify your obligations under applicable law.
Relevant lists:California Proposition 65
CAS 64091-91-4
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CAS64115-88-4
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5,6-Methylenedioxy-1-indanone
CAS6412-87-9
research compound
Referencestereoisomer of
4-(Methylnitrosamino)-1-(3-pyridyl-d4)-1-butanone
CAS764661-24-7
Deuterated analytical reference standard
Safety Reference
Danger
H301Toxic if swallowed
H317May cause an allergic skin reaction
H351Suspected of causing cancer
Regulatory Compliance1
- California Proposition 65USRegulation
Identifiers
IUPAC Name
N-methyl-N-(4-oxo-4-pyridin-3-ylbutyl)nitrous amide
InChIKey
FLAQQSHRLBFIEZ-UHFFFAOYSA-N
SMILES
CN(CCCC(=O)C1=CN=CC=C1)N=O
Synonyms (34)
- NNK
- N-Nitrosonornicotine-ketone
- NNK (Standard)
- NNK (carcinogen)
- NNK cpd