Isobutyric acid
异丁酸
Also known as: 2-Methylpropanoic acid, 2-Methylpropionic acid, Dimethylacetic acid, Isopropyl formic acid, α-Methylpropanoic acid, α-Methylpropionic acid
- CAS No.
- 79-31-2
- Jingsj CID
- J-19144-9
- Molecular Formula
- C4H8O2
- Chinese Name
- 异丁酸
- Molecular Weight
- 88.105 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | -47 °C |
|---|---|
| Boiling Point | 155.2±8.0 °C at 760 mmHg |
| Density | 1.0±0.1 g/cm3 |
| Flash Point | 55.6±0.0 °C |
GHS Safety & Compliance
Flammable / Corrosion / Acute ToxicitySignal word: Danger
Frequently Asked Questions
What is the CAS number of Isobutyric acid?
79-31-2
What are the molecular formula and molecular weight of Isobutyric acid?
C4H8O2, molecular weight 88.105 g/mol
Is Isobutyric acid hazardous?
Danger
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026