2-Aminobenzenesulfonic acid
2-氨基苯磺酸
Also known as: Aniline-2-sulfonic acid, Orthanilic acid, 2-Sulfoaniline, 2-aminobenzenesulphonic acid, Aniline-o-sulfonic acid, Benzenesulfonic acid, 2-amino-, 2-amino-1-benzenesulfonic acid
- CAS No.
- 88-21-1
- Jingsj CID
- J-1993679-4
- Molecular Formula
- C6H7NO3S
- Chinese Name
- 2-氨基苯磺酸
- Molecular Weight
- 173.190 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Melting Point | 300 °C |
|---|---|
| Boiling Point | 363ºC |
| Density | 1.5±0.1 g/cm3 |
GHS Safety & Compliance
CorrosionSignal word: Danger
Frequently Asked Questions
What is the CAS number of 2-Aminobenzenesulfonic acid?
88-21-1
What are the molecular formula and molecular weight of 2-Aminobenzenesulfonic acid?
C6H7NO3S, molecular weight 173.190 g/mol
Is 2-Aminobenzenesulfonic acid hazardous?
Danger
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026