91-34-9
| Name | 4,4'-bis[(4-hydroxyphenyl)azo]stilbene-2,2'-disulphonic acid |
| CAS | 91-34-9 |
| EINECS(EC#) | 202-062-6 |
| Molecular Formula | C26H20N4O8S2 |
| Molecular Weight | 580.589 |
| MOL File | 91-34-9.mol |
Chemical Properties
| density | 1.50±0.1 g/cm3(Predicted) |
| pka | -1.29±0.50(Predicted) |
| EPA Substance Registry System | C.I. Direct Yellow 4 (91-34-9) |