C9H18O
142.24 g/mol
Industrial ChemicalDanger
5-Nonanone
CAS502-56-7EC207-946-5
Category
Industrial Chemical
Compound Class
Other
Primary Use
Solvent
5-Nonanone, also known as dibutyl ketone, is a colorless liquid symmetrical ketone used primarily as an industrial solvent.
solventchemical intermediate in organic synthesisindustrial cleaning agent
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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Safety Reference
Danger
H226Flammable liquid and vapour
H227
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H336May cause drowsiness or dizziness
H372Causes damage to organs through prolonged or repeated exposure
Customs Tariff Classification
The international HS code for 5-Nonanone (CAS 502-56-7) is 2914.19.
HS code (international, 6-digit)
2914.19
EU CN code (8-digit)
2914 19 90
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
nonan-5-one
InChIKey
WSGCRAOTEDLMFQ-UHFFFAOYSA-N
SMILES
CCCCC(=O)CCCC
Synonyms (8)
- 5-Nonanone
- 5-Oxononane
- Butyl ketone
- DIBUTYL KETONE
- Di-n-butyl ketone
- dibutylketon
- n-butyl ketone
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