Chemical Product Library / Reference
Soluble vat Blue 2B
Chemical identity, technical indicators, performance and application reference. Confirm specifications and regulatory suitability against supplier documentation.
Chemical identity
| English name | Soluble vat Blue 2B |
|---|---|
| English synonyms | Soluble vat Blue 2B;INDIGOSOL O 4B;Disodium 5,5',7,7'-tetrabromo(2,2'-bi-1H-indole)-3,3'-diyl disulphate;C.I. SOLUBILIZED VAT BLUE 5;[2,2'-Bi-1H-indole]-3,3'-diol, 5,5',7,7'-tetrabromo-, bis(hydrogen sulfate) (ester), disodium salt;CI 73066;Disodium 5,5',7,7'-tetrabromo[2,2'-bi-1H-indole]-3,3'-diyl disulphate;CI SOLUBILISED VAT BLUE 5, DISODIUM SALT;(2,2'-Bi-1H-indole)-3,3'-diol, 5,5',7,7'-tetrabromo-, bis(hydrogen sulfate) (ester), disodium salt;(2,2'-BIINDOLE)-3,3'-DIOL, 5,5',7,7'-TETRABROMO-, BIS(HYDROGEN SULFATE) (ESTER), DISODIUM SALT;Sodium 5,5',7,7'-tetrabromo-1H,1'H-[2,2'-biindole]-3,3'-diyl bis(sulfate);DISODIUM 5,5',7,7'-TETRABROMO-3'-(SULFONATOOXY)-1H,1'H-[2,2'-BIINDOL]-3-YL SULFATE |
| Chinese name | Not provided |
| Chinese synonyms | Not provided |
| Chemical category | Dyes |
| CAS No. | 2702-33-2 |
| EINECS No. | 220-287-8 |
| Molecular formula | C16H6Br4N2Na2O8S2 |
| Molecular weight | 784 |
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 2; hydrogen-bond acceptors 8; TPSA 181 A^2; rotatable bonds 3
Application scenarios
Not provided