A3425512
2,5-Diaminobenzenesulfonic acid , >98.0%(HPLC) , 88-45-9
CAS NO.：88-45-9
Empirical Formula: C6H8N2O3S
Molecular Weight: 188.2
MDL number: MFCD00007904
EINECS: 201-832-9
| Pack Size | Price | Stock | Quantity |
| 5g | RMB23.20 | In Stock |
|
| 25g | RMB43.20 | In Stock |
|
| 100g | RMB118.40 | In Stock |
|
| 500g | RMB519.20 | In Stock |
|
| 2.5kg | RMB2319.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 298-300 °C (dec.) (lit.) |
| Boiling point: | 500°C |
| Density | 1.366 (estimate) |
| vapor pressure | 0Pa at 25℃ |
| refractive index | 1.6490 (estimate) |
| storage temp. | Keep in dark place,Inert atmosphere,Room temperature |
| solubility | 2.308g/L in organic solvents at 20 ℃ |
| form | solid |
| pka | 5.17±0.10(Predicted) |
| color | White to Light gray to Light orange |
| Water Solubility | 4g/L at 26℃ |
| BRN | 2970398 |
| LogP | 0.146 at 26℃ |
Description and Uses
2,5-Diaminobenzenesulfonic acid was used in preparation of a polymeric dye, required for laccase-mediated dyeing of cotton.
Safety
| Symbol(GHS) |  GHS05 |
| Signal word | Danger |
| Hazard statements | H314 |
| Precautionary statements | P260-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363 |
| Hazard Codes | C,Xi |
| Risk Statements | 34-36/37/38 |
| Safety Statements | 26-36/37/39-45-36 |
| RIDADR | UN 2583 8/PG 2 |
| WGK Germany | 2 |
| RTECS | DB5900100 |
| HS Code | 2921.59.8090 |
| HazardClass | 8 |
| PackingGroup | III |
