C9H18O2
158.24 g/mol
Flavor & FragranceWarning
Isoamyl butyrate
CAS106-27-4EC203-380-8
Category
Flavor & Fragrance
Compound Class
Ester
Primary Use
Fragrance and flavor ingredient
Isoamyl butyrate is an ester compound commonly used as a fragrance and flavor ingredient. It is recognized for its fruity, sweet aroma and is often employed in consumer products to impart a pleasant scent or taste.
fragrance ingredientflavor 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
SimilarStructure SimilarSimilarity 0.79
Diisopentyl succinate
CAS818-04-2
Fragrance and flavor ingredient
ApplicationSame Use
Ethyl isovalerate
CAS108-64-5
Fragrance and flavor ingredient
ApplicationSame Use
Allyl hexanoate
CAS123-68-2
Fragrance and flavor ingredient
ApplicationSame Use
Neryl acetate
CAS141-12-8
Fragrance and flavor ingredient
ApplicationSame Use
Hexyl acetate
CAS142-92-7
Fragrance and flavor ingredient
ReferenceSame Category
(2E,6E)-farnesol
CAS106-28-5
fragrance ingredient in perfumes
ReferenceSame Category
Ethyl oenanthate
CAS106-30-9
Flavor and fragrance ingredient
ReferenceSame Category
Ethyl octanoate
CAS106-32-1
Flavor and fragrance ingredient
Safety Reference
Warning
H226Flammable liquid and vapour
H412Harmful to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for Isoamyl butyrate (CAS 106-27-4) 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
3-methylbutyl butanoate
InChIKey
PQLMXFQTAMDXIZ-UHFFFAOYSA-N
SMILES
CCCC(=O)OCCC(C)C
Synonyms (17)
- 3-Methyl-1-butyl butanoate
- 3-Methylbutyl butanoate
- 3-Methylbutyl butyrate
- 3-Methylbutyl n-butyrate
- Butyric Acid Isoamyl Ester
- Butyric acid, isopentyl ester
- ISOPENTYL BUTANOATE
- Isoamyl butanoate
- Isoamyl butylate
- Isoamyl butyrate
- Isoamyl butyrate (natural)
- Isoamyl-n-butyrate
- Isopentyl alcohol, butyrate
- Isopentyl butyrate
- Isopentyl-n-butyrate
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