F491223
4-Amino-4'-nitrostilbene-2,2'-disulfonic acid , tech.80 , 119-72-2
CAS NO.：119-72-2
Empirical Formula: C14H12N2O8S2
Molecular Weight: 400.38
MDL number: MFCD00035915
EINECS: 204-346-5
| Pack Size | Price | Stock | Quantity |
| 1g | RMB1104.00 | In Stock |
|
| 5g | RMB4430.40 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | >300°C |
| Density | 1.5746 (rough estimate) |
| refractive index | 1.6900 (estimate) |
| pka | -1.31±0.45(Predicted) |
| Water Solubility | Soluble in water. |
| CAS DataBase Reference | 119-72-2(CAS DataBase Reference) |
| EPA Substance Registry System | Benzenesulfonic acid, 5-amino-2-[2-(4-nitro-2-sulfophenyl)ethenyl]- (119-72-2) |
Description and Uses
4-Nitro-4''-aminostilbene-2,2''-disulfonic Acid is used as a reactant in the synthesis of triazine-containing asymmetrical fluorescent brighteners.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H319 |
| Precautionary statements | P264-P280-P305+P351+P338-P337+P313P |
| Risk Statements | 20/21/22-36/37/38 |
| Safety Statements | 26-36/37/39 |
| RTECS | WJ6100000 |
| TSCA | Yes |
