C5H12O
88.15 g/mol
Flavor & FragranceWarning
3-METHYL-2-BUTANOL
CAS598-75-4EC209-950-2
Category
Flavor & Fragrance
Compound Class
Alcohol
Primary Use
Flavoring agent or adjuvant
3-Methyl-2-butanol is a secondary alcohol that occurs as a plant metabolite. It is also used as a polar solvent.
Flavoring agent or adjuvantPolar solvent
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
ApplicationSame Use
1,3-diphenyl-2-propanone
CAS102-04-5
Flavoring agent or adjuvant
ApplicationSame Use
Decyl acetate
CAS112-17-4
Flavoring agent or adjuvant
ApplicationSame Use
2,5-dimethylpyrazine
CAS123-32-0
Flavoring agent or adjuvant
ApplicationSame Use
Syringaldehyde
CAS134-96-3
Flavoring agent or adjuvant
ReferenceSame Category
(+)-limonene
CAS5989-27-5
flavoring and fragrance agent
ReferenceSame Category
(-)-limonene
CAS5989-54-8
Fragrance and essential oil component
ReferenceSame Category
Tributyrin
CAS60-01-5
Synthetic flavoring substance and plasticizer
ReferenceSame Category
Phenylethyl alcohol
CAS60-12-8
fragrance and flavoring agent
Safety Reference
Warning
H226Flammable liquid and vapour
H332Harmful if inhaled
H335May cause respiratory irritation
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for 3-METHYL-2-BUTANOL (CAS 598-75-4) 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-2-ol
InChIKey
MXLMTQWGSQIYOW-UHFFFAOYSA-N
SMILES
CC(C)C(C)O
Synonyms (18)
- (S)-3-Methylbutan-2-Ol?
- 1,2-Dimethyl-1-propanol
- 1,2-Dimethylpropanol
- 1,2-dimethylpropan-1-ol
- 1,2-dimethylpropyl alcohol
- 2-Butanol, 3-methyl-
- 2-Butanol, 3-methyl-, (S)-
- 2-Methyl-3-butanol
- 3-METHYL-2-BUTANOL
- 3-Methyl-(S)-2-Butanol
- 3-Methylbutan-2-ol
- Butan-2-ol, 3-methyl-
- FEMA 3703
- Isopropylmethylcarbinol
- Methylisopropylcarbinol
- sec-Isoamyl alcohol
- secIsopentyl alcohol
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