Product name:2,5-Diaminobenzenesulfonic acid
Purity:98%
Appearance:Pale purple crystalline powder
Sample:Available
Storage:Room temperature
CAS No.: 88-45-9
2,5-Diaminobenzenesulfonic acid Cas 88-45-9
Typical Properties
Chemical name:2,5-Diaminobenzenesulfonic acid
Cas no:88-45-9
Synonyms:1,4-Phenylenediamine-2-sulfonic acid;
Molecular weight:188.2
Molecular formula:C6H8N2O3S
Molecular structure:
| Item | Specification |
| Melting point | 298-300 °C |
| Boiling point | 500°C |
| Density | 1.366 |
| RI | 1.649 |
| pKa | 5.17±0.1 |
| Water solubility | 4g/L |
Usage
1. Dye intermediates: Diazotization components used to synthesize direct dyes (such as Direct Black and Direct Blue) for dyeing cellulosic fabrics like cotton and viscose.
2. Cosmetic raw material intermediates: Raw materials for oxidative hair dyes.
3. Scientific research: Reagents for electrochemical polymerization and enzyme-catalyzed dyeing experiments.
Packaging and Shipping
25kg/bag
According to customer requirements.
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2,5-Diaminobenzenesulfonic acid Cas 88-45-9