Chemical Product Library / Reference
C.I. Direct Black 19, disodium salt
Chemical identity, technical indicators, performance and application reference. Confirm specifications and regulatory suitability against supplier documentation.
Chemical identity
| English name | C.I. Direct Black 19, disodium salt |
|---|---|
| English synonyms | C.I. Direct Black 19, disodium salt;DIRECT BLACK 19;Viscose Black G;Rayon Black G;Direct Fast Black G;Indoblack GR;Kayarus Black G;Viscose Black J;Viscose Black N;Rayon Black M;Solar Black G;Visco Black N |
| Chinese name | Not provided |
| Chinese synonyms | Not provided |
| Chemical category | Dyes |
| CAS No. | 6428-31-5 |
| EINECS No. | 229-208-1 |
| Molecular formula | C34H27N13Na2O7S2 |
| Molecular weight | 839.8 |
PubChem structure images are reference depictions, not proof of composition, purity, grade, or regulatory status. Mixtures and polymers may not have a single representative structure.
Technical indicators
Not provided
Performance characteristics
hydrogen-bond donors 6; hydrogen-bond acceptors 20; TPSA 380 A^2; rotatable bonds 8
Application scenarios
Not provided