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2-Methylbutanoic Acid

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2-Methylbutanoic Acid molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 11 grades and pack sizes of 2-Methylbutanoic Acid (CAS 116-53-0). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS116-53-0
Molecular formulaC5H10O2
Molecular weight102.13 g/mol
IUPAC name2-methylbutanoic acid
Synonyms2-METHYLBUTYRIC ACID · DL-2-Methylbutyric acid · Butanoic acid, 2-methyl- · Ethylmethylacetic acid · Methylethylacetic acid · 2-Methybutyric acid
Safety & Hazards (GHS) Danger
Corrosive Corrosive Irritant Irritant
  • H302 Harmful if swallowed
  • H312 Harmful in contact with skin
  • H314 Causes severe skin burns and eye damage
  • H318 Causes serious eye damage

⚠️ For information only (source: EU CLP harmonised classification and ECHA notifications, via PubChem); not a substitute for the official Safety Data Sheet (SDS).

Catalog codes and grades

Brand Product / grade Code
Sigma (+/-)-2-METHYLBUTYRIC ACID, 98% 193070-100G Request Quote
Sigma 2-METHYLBUTYRIC ACID 49659-1ML Request Quote
Sigma 2-METHYLBUTYRIC ACID, 98% 193070-25G Request Quote
Sigma 2-METHYLBUTYRIC ACID, >=98%, FG W269506-1KG-K
W269506-25KG-K
W269506-5KG-K
W269506-SAMPLE-K		 Request Quote
Sigma 2-METHYLBUTYRIC ACID, >=98%, NATURAL, FG W269514-100G-K
W269514-1KG-K
W269514-5KG-K
W269514-SAMPLE-K		 Request Quote

For information only; specifications and availability are confirmed at quotation. Prices are not listed.