C6H11NO
113.16 g/mol
Pharmaceutical IntermediateDanger
1-Methyl-4-piperidone
CAS1445-73-4EC215-895-5
Category
Pharmaceutical Intermediate
Compound Class
Amine
Primary Use
Pharmaceutical Intermediate
1-Methyl-4-piperidone is a clear dark yellow liquid organic compound. It is the N-methyl substituted variant of 4-piperidone and is used as a pharmaceutical intermediate in drug synthesis.
Pharmaceutical intermediate for drug synthesis
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.
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Related Compounds
SimilarStructure SimilarSimilarity 0.79
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Referencestereoisomer of
1-Methyl(2,2,6,6-²H₄)piperidin-4-one
CAS1189723-14-5
research compound
Safety Reference
Danger
H226Flammable liquid and vapour
H314Causes severe skin burns and eye damage
Customs Tariff Classification
The international HS code for 1-Methyl-4-piperidone (CAS 1445-73-4) is 2933.39.
HS code (international, 6-digit)
2933.39
EU CN code (8-digit)
2933 39 99
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
1-methylpiperidin-4-one
InChIKey
HUUPVABNAQUEJW-UHFFFAOYSA-N
SMILES
CN1CCC(=O)CC1
Synonyms (17)
- 1-Methyl-4-oxopiperidine
- 1-Methyl-4-piperidinone
- 1-Methyl-4-piperidione
- 1-Methyl-4-piperidone
- 1-Methyl-4-pyperidone
- 1-Methylpiperidine-4-one
- 1-Methylpiperidone-(4)
- 1-methyl-piperid4-one
- 1-methylpiperidin-4-one
- 4-PIPERIDINONE, 1-METHYL-
- 4-Piperidone, 1-methyl-
- N-Methyl-4-piperidinone
- N-Methyl-4-piperidone
- N-methyl-piperidin-4-one
- N-methylpiperidine-4-one
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