C6H12O3
132.16 g/mol
Flavor & FragranceWarning
Ethyl 3-hydroxybutyrate
CAS5405-41-4EC226-456-2
Category
Flavor & Fragrance
Compound Class
Ester
Primary Use
Flavor and fragrance ingredient
Ethyl 3-hydroxybutyrate is a clear, colorless liquid. It is commonly used as a flavor and fragrance ingredient.
Flavor and fragrance 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.
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Related Compounds
ReferenceSame Category
(±)-muscone
CAS541-91-3
Fragrance ingredient in perfumery
ReferenceSame Category
Verdyl acetate
CAS5413-60-5
fragrance ingredient
ReferenceSame Category
4-methoxy-2,3,6-trimethylbenzaldehyde
CAS54344-92-2
fragrance intermediate
ReferenceSame Category
4,4-dimethoxy-2-butanone
CAS5436-21-5
flavoring agent
Referencestereoisomer of
Ethyl (S)-3-hydroxybutyrate
CAS56816-01-4
Research compound
Referencestereoisomer of
Ethyl (R)-3-hydroxybutanoate
CAS24915-95-5
pharmaceutical intermediate
Safety Reference
Warning
H226Flammable liquid and vapour
H227
Customs Tariff Classification
The international HS code for Ethyl 3-hydroxybutyrate (CAS 5405-41-4) is 2918.19.
HS code (international, 6-digit)
2918.19
EU CN code (8-digit)
2918 19 98
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
ethyl 3-hydroxybutanoate
InChIKey
OMSUIQOIVADKIM-UHFFFAOYSA-N
SMILES
CCOC(=O)CC(C)O
Synonyms (26)
- (R)-Ethyl 3-hydroxybutyrate
- (s)-ethyl 3-hydroxybutyrate
- Ethyl (1)-3-hydroxybutyrate
- Ethyl 3-hydroxybutanoate
- Ethyl 3-hydroxybutyrate
- Ethyl beta-hydroxybutyrate
- Ethyl dl-3-hydroxybutyrate
- FEMA 3428
- ethyl 3-hydroxy-n-butyrate
- grape butyrate
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