2,1-Benzisoxazole-3-carboxylic acid
2,1-苯并异恶唑-3-羧酸
Also known as: Benzo[c]isoxazole-3-carboxylic acid, Anthroxanic acid, 2,1-Benzoxazole-3-carboxylic acid, 3-Carboxy-2,1-benzisoxazole, AKOS BC-0831, 2,1-Benzisoxazol-3-carboxylsaeure, Anthroxansaeure, F2167-0177
- CAS No.
- 642-91-1
- Jingsj CID
- J-31413-2
- Molecular Formula
- C8H5NO3
- Chinese Name
- 2,1-苯并异恶唑-3-羧酸
- Molecular Weight
- 163.130 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Melting Point | 185ºC |
|---|---|
| Boiling Point | 387.3±15.0 °C at 760 mmHg |
| Density | 1.5±0.1 g/cm3 |
| Flash Point | 188.0±20.4 °C |
Frequently Asked Questions
What is the CAS number of 2,1-Benzisoxazole-3-carboxylic acid?
642-91-1
What are the molecular formula and molecular weight of 2,1-Benzisoxazole-3-carboxylic acid?
C8H5NO3, molecular weight 163.130 g/mol
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026