Chemical Product Library / Reference
C.I. Direct Black 80
Chemical identity, technical indicators, performance and application reference. Confirm specifications and regulatory suitability against supplier documentation.
Chemical identity
| English name | C.I. Direct Black 80 |
|---|---|
| English synonyms | C.I. Direct Black 80;2-Naphthalenesulfonic acid, 6-((7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo)-3-((4-((4-amino-6(or 7)-sulfo-1-naphthalenyl)azo)phenyl)azo)-4-hydroxy-, trisodium salt;Trisodium 6-((7-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo)-3-((4-((4-amino-6(or 7)-sulphonatonaphthyl)azo)phenyl)azo)-4-hydroxynaphthalene-2-sulphonate;2-Naphthalenesulfonic acid, 6-[(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo]-3-[[4-[[4-amino-6(or 7)-sulfo-1-naphthalenyl]azo]phenyl]azo]-4-hydroxy-, trisodium salt;Trisodium 6-[(7-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo]-3-[[4-[[4-amino-6(or 7)-sulphonatonaphthyl]azo]phenyl]azo]-4-hydroxynaphthalene-2-sulphonate;PHENAZO BLACK OB;DIAZOPHENYL BLACK BW;C.I. 31600;2-NAPHTHALENESULFONIC ACID, 6-((7-AMINO-1-HYDROXY-3-SULFO-2-NAPHTHALENYL)AZO)-3-((4-((4-AMINO-6(OR 7)-SULFO-1-NAPHTHALENYL)AZO)PHENYL)AZO)-4-HYDROXY-,TRISODIUM SALT;2-Naphthalenesulfonic acid, 6-(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo-3-4-4-amino-6(or 7)-sulfo-1-naphthalenylazophenylazo-4-hydroxy-, trisodium salt;6-((7-AMINO-1-HYDROXY-3-SULFO-2-NAPHTHALENYL)AZO)-3-((4-((4-AMINO-6(OR 7)-SULFO-1-NAPHTHALENYL)AZO)PHENYL)AZO)-4-HYDROXY-2-NAPHTHALENESULFONIC ACID,TRISODIUM SALT;Trisodium 6-[(7-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo]-3-[[4-[[4-amino-6-sulphonatonaphthyl]azo]phenyl]azo]-4-hydroxynaphthale ne-2-sulphonate |
| Chinese name | Not provided |
| Chinese synonyms | Not provided |
| Chemical category | Dyes |
| CAS No. | 8003-69-8 |
| EINECS No. | 232-322-4 |
| Molecular formula | C36H23N8Na3O11S3 |
| Molecular weight | 908.8 |
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 4; hydrogen-bond acceptors 19; TPSA 363 A^2; rotatable bonds 6
Application scenarios
Not provided