Aniline-2-sulfonic acid CAS#: 88-21-1; ChemWhat Code: 24990
Names & Identifiers |
| Product Name | Aniline-2-sulfonic acid |
| Synonyms | SULPHANILIC ACID;O-SULFANILIC ACID;ORTHANILIC ACID;O-ANILINESULFONIC ACID;O-AMINOBENZENESULFONIC ACID;1-Aminobenzene-2-sulfonic acid;2-amino-benzenesulfonicaci;2-sulfanilicacid |
| CAS Registry Number | 88-21-1 |
| Molecular Formula | C6H7NO3S |
| Molecular Weight | 173.19 |
| EINECS | 201-810-9 |
| Other Registry Numbers | |
| IUPA Names, InChI, InChI Key, Canonical SMILES, etc.: | IUPA Names, InChI, InChI Key, Canonical SMILES, etc. |
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Chemical & Physical Properties |
| Melting point | 300 °C |
| pka | 2.48(at 25℃) |
| form | Crystalline Powder |
| Color | White to beige |
| Water Solubility | sparingly soluble |
| Merck | 6882 |
| More Properties From PubChem | Topological Polar Surface Area, Monoisotopic Mass, etc. |
| NIST Chemistry Reference | Aniline-o-sulfonic acid(88-21-1) |
| EPA Substance Registry System | Benzenesulfonic acid, 2-amino-(88-21-1) |
Safety & Hazards(Codes & Phrases) |
| Hazard Codes | C |
| R Phrase | 34 |
| S Phrase | 26-36/37/39-45-28A |
| RIDADR | UN 2585 8/PG 3 |
| WGK Germany | 3 |
| RTECS | DB4727700 |
| TSCA | Yes |
| Storage Class | 8 |
| Packing Group | III |
| More Safety & Hazards From PubChem | Signal, GHS Hazard Statements, Precautionary Statement Codes, etc. |
Literature |
| Literature on PubChem | Synthesis References, Metabolite References, etc. |
Patents |
| Patents on PubChem | Related Patents Of This Product |
Transportation, Storage & Usage |
| Transportation | No Information |
| Storage | No Information |
| Usage | No Information |
Spectral Properties |
| No Information |
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