3,4-Diaminobenzenesulfonic acid
- Product Name3,4-Diaminobenzenesulfonic acid
- CAS7474-78-4
- MFC6H8N2O3S
- MW188.2
- EINECS231-274-1
- MOL File7474-78-4.mol
Chemical Properties
| Melting point | -12 °C |
| Boiling point | 178-179 °C3 mm Hg(lit.) |
| Density | 0.936 g/mL at 25 °C(lit.) |
| refractive index | n |
| Flash point | >230 °F |
| storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
| solubility | hexane, toluene, ethanol and acetone: soluble |
| pka | -0.52±0.50(Predicted) |
| form | Solid |
| color | Dark Brown |
| Dielectric constant | 4.5（30℃） |
| CAS DataBase Reference | 7474-78-4(CAS DataBase Reference) |
| EPA Substance Registry System | Benzenesulfonic acid, 3,4-diamino- (7474-78-4) |
Safety Information
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 26-36 |
| WGK Germany | 1 |
| RTECS | VS1150000 |
