Chemical Product Library / Reference
Chromotrope 2B
Chemical identity, technical indicators, performance and application reference. Confirm specifications and regulatory suitability against supplier documentation.
Chemical identity
| English name | Chromotrope 2B |
|---|---|
| English synonyms | Chromotrope 2B;Chromotrope Red 4B;Khromotrop 2B;Naphtocard Fast Red 3B;C.I. Acid Red 176;C.I. Acid Red 176 (VAN);C.I. 16575;p-Nitrobenzeneazochromotropic acid sodium salt;2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-((4-nitrophenyl)azo)-, disodium salt;C.I. Acid Red 176, disodium salt;PCR 2B;CR-2B |
| Chinese name | Not provided |
| Chinese synonyms | Not provided |
| Chemical category | Dyes |
| CAS No. | 548-80-1 |
| EINECS No. | 208-959-9 |
| Molecular formula | C16H9N3Na2O10S2 |
| Molecular weight | 513.4 |
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 12; TPSA 242 A^2; rotatable bonds 2
Application scenarios
Not provided