C8H16O2
144.21 g/mol
Flavor & FragranceWarning
Butyl butyrate
CAS109-21-7EC203-656-8
Category
Flavor & Fragrance
Compound Class
Ester
Primary Use
Flavoring agent and fragrance ingredient
Butyl butyrate is an ester formed from butyric acid and n-butanol. It is a clear, colorless liquid that is insoluble in water but miscible with ethanol and diethyl ether.
Flavoring agentFragrance ingredient
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.
Sourcing Butyl butyrate?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
Related Compounds
SimilarStructure SimilarSimilarity 0.78
Dibutyl sebacate
CAS109-43-3
Plasticizer for plastics and rubbers
SimilarStructure SimilarSimilarity 0.74
Dipentyl succinate
CAS645-69-2
chemical intermediate
ApplicationSame Use
Octyl acetate
CAS112-14-1
Flavoring agent and fragrance ingredient
ApplicationSame Use
2-methylundecanal
CAS110-41-8
Flavoring agent and fragrance ingredient
ApplicationSame Use
Anethole
CAS4180-23-8
Flavoring agent and fragrance ingredient
ApplicationSame Use
6,10-Dodecadien-1-ol, 3,7,11-trimethyl-
CAS51411-24-6
Flavoring agent and fragrance ingredient
ReferenceSame Category
Isobutyl acetate
CAS110-19-0
solvent for nitrocellulose and perfumery
ReferenceSame Category
Pentanal
CAS110-62-3
Flavoring ingredient for foods and beverages
Safety Reference
Warning
H226Flammable liquid and vapour
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for Butyl butyrate (CAS 109-21-7) is 2915.60.
HS code (international, 6-digit)
2915.60
EU CN code (8-digit)
2915 60 19
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
butyl butanoate
InChIKey
XUPYJHCZDLZNFP-UHFFFAOYSA-N
SMILES
CCCCOC(=O)CCC
Synonyms (20)
- 1-Butyl butyrate
- Butanoic acid, butyl ester
- Butyl butanoate
- Butyl butylate
- Butyl butyrate
- Butyl butyrate (natural)
- Butyl ester of butanoic acid
- Butyl n-butyrate
- Butyric acid n-butyl ester
- Butyric acid, butyl ester
- FEMA 2186
- N-BUTYL N-BUTYRATE
- butryl butyrate
- n-Butyl butanoate
- n-Butyl butyrate
- n-Butyl n-butanoate
- n-Butyric acid n-butyl ester
- n-butyric n-butyl ester
Sourcing Butyl butyrate?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.