C5H9NO
99.13 g/mol
Pharmaceutical IntermediateWarning
2-Piperidone
CAS675-20-7EC211-622-9
Category
Pharmaceutical Intermediate
Compound Class
Amide
Primary Use
Pharmaceutical Intermediate
2-Piperidone is a colorless solid organic compound that functions as a lactam. It is commonly used as an intermediate in the pharmaceutical manufacturing process.
pharmaceutical intermediate
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
StrongStructure SimilarSimilarity 0.94
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ReferenceSame Category
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ReferenceSame Category
5-Aminopyridine-2-carboxylic acid methyl ester
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pharmaceutical intermediate
Referencesame scaffold
D-6-Oxopipecolinic acid
CAS72002-30-3
research compound
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 2-Piperidone (CAS 675-20-7) is 2933.79.
HS code (international, 6-digit)
2933.79
EU CN code (8-digit)
2933 79 00
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
piperidin-2-one
InChIKey
XUWHAWMETYGRKB-UHFFFAOYSA-N
SMILES
C1CCNC(=O)C1
Synonyms (27)
- 2-Azacyclohexanone
- 2-Piperidinone
- 2-Piperidone
- 2-oxopiperidine
- 2-piperadinone
- 5-Pentanolactam
- 5-amino-lactam-Pentanoate
- 5-amino-lactam-Pentanoic acid
- 5-pentanelactam
- A-Piperidone
- DELTA-VALEROLACTAM
- PIPERIDONE,2-
- Pentanoic acid, lactam
- Piperidinone
- Piperidon
- Piperidon [German]
- Piperidone
- Piperidone-2 [French]
- Piperidones
- Valerolactam
- Valerolactim
- alpha-Piperidone
- d-Valerolactam
- ketopiperidine
- oxopiperidine
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