C5H12O
88.15 g/mol
Flavor & FragranceDanger
Isoamyl alcohol
CAS123-51-3EC204-633-5
Category
Flavor & Fragrance
Compound Class
Alcohol
Primary Use
Solvent and flavoring agent
Isoamyl alcohol is a colorless liquid commonly used as a solvent and flavoring agent. It is one of the isomers of amyl alcohol and is known for its role in the production of fruit flavors and as a solvent in various industrial applications.
solventflavoring 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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Related Compounds
ReferenceSame Category
Ethyl caproate
CAS123-66-0
flavoring agent in foods and fragrances
ReferenceSame Category
Allyl hexanoate
CAS123-68-2
Fragrance and flavor ingredient
ReferenceSame Category
Isoamyl acetate
CAS123-92-2
flavoring and fragrance agent
ReferenceSame Category
Methyl myristate
CAS124-10-7
Flavoring agent and fragrance
Safety Reference
Danger
H226Flammable liquid and vapour
H302Harmful if swallowed
H315Causes skin irritation
H318Causes serious eye damage
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation
H336May cause drowsiness or dizziness
H303May be harmful if swallowed
H313May be harmful in contact with skin
H370Causes damage to organs
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for Isoamyl alcohol (CAS 123-51-3) is 2905.19.
HS code (international, 6-digit)
2905.19
EU CN code (8-digit)
2905 19 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
3-methylbutan-1-ol
InChIKey
PHTQWCKDNZKARW-UHFFFAOYSA-N
SMILES
CC(C)CCO
Synonyms (51)
- 3-Methyl-1-butanol, United States Pharmacopeia (USP)
- 1-Butanol, 3-methyl-
- 1-Hydroxy-3-Methylbutane
- 2-Methyl-4-butanol
- 3-Methyl-1-butanol
- 3-Methyl-1-butanol, anhydrous
- 3-Methyl-1-butanol, p.a.
- 3-Methylbutan-1-ol
- 3-Methylbutanol
- 3-Metil-butanolo
- 3-Metil-butanolo [Italian]
- 3-methylbutane-1-ol
- 3-methylbutanoI
- 3-methylbutyl alcohol
- Alcool amilico
- Alcool amilico [Italian]
- Alcool isoamylique
- Alcool isoamylique [French]
- Amylowy alkohol
- Amylowy alkohol [Polish]
- Butan-1-ol, 3-methyl
- Butanol, 3-methyl-
- Fermentation amyl alcohol
- Fuseloel
- Huile de fusel
- Iso-amylalkohol
- Iso-amylalkohol [German]
- Isoamyl alcohol
- Isoamyl alcohol (natural)
- Isoamyl alcohol, primary
- Isoamyl alkohol [Czech]
- Isoamylol
- Isobutylcarbinol
- Isopentanol
- Isopentyl alcohol
- Isopentylalkohol
- Primary isoamyl alcohol
- QSPL 002
- i-Amyl Alcohol
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