Introduction：Basic information about CAS 6428-31-5|Direct Black 19, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | Direct Black 19 |
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| CAS Number | 6428-31-5 | Molecular Weight | 839.771 |
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| Density | 1.727g/cm3 | Boiling Point | / |
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| Molecular Formula | C34H27N13Na2O7S2 | Melting Point | / |
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| MSDS | / | Flash Point | / |
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Names
| Name | Direct Black 19 |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.727g/cm3 |
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| Molecular Formula | C34H27N13Na2O7S2 |
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| Molecular Weight | 839.771 |
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| Exact Mass | 839.139343 |
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| PSA | 380.37000 |
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| LogP | 12.99380 |
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| Index of Refraction | 1.817 |
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| InChIKey | SLRXMXRIDJLFLC-UHFFFAOYSA-N |
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| SMILES | Nc1ccc(N=Nc2ccc(N=Nc3c(S(=O)(=O)O)cc4cc(S(=O)(=O)O)c(N=Nc5ccc(N=Nc6ccc(N)cc6N)cc5)c(O)c4c3N)cc2)c(N)c1.[Na] |
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Toxicological Information
CHEMICAL IDENTIFICATION - RTECS NUMBER :
- GD0175560
- CHEMICAL NAME :
- C.I. Direct Black 19, disodium salt
- CAS REGISTRY NUMBER :
- 6428-31-5
- LAST UPDATED :
- 199710
- DATA ITEMS CITED :
- 7
- MOLECULAR FORMULA :
- C34-H29-N13-O7-S2.2Na
- MOLECULAR WEIGHT :
- 841.86
HEALTH HAZARD DATAACUTE TOXICITY DATAMUTATION DATA - TYPE OF TEST :
- Body fluid assay
- TEST SYSTEM :
- Rodent - rat Bacteria - Salmonella typhimurium
- DOSE/DURATION :
- 500 mg/kg
- REFERENCE :
- MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 156,131,1985 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M4445 No. of Facilities: 66 (estimated) No. of Industries: 1 No. of Occupations: 5 No. of Employees: 780 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M4445 No. of Facilities: 45 (estimated) No. of Industries: 3 No. of Occupations: 5 No. of Employees: 1157 (estimated) No. of Female Employees: 124 (estimated)
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Safety Information
| Hazard Codes | Xi |
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| Risk Phrases | R36/37/38:Irritating to eyes, respiratory system and skin . |
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| Safety Phrases | S26-S37/39 |
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| WGK Germany | 3 |
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| HS Code | 3204140000 |
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Customs
Synonyms
| Vicorect Black FB. |
| EINECS 229-208-1 |
| RIFAZOLBLACKGR |
| Condires Black AN |
| Benzo Fast Black G |
| 2,7-Naphthalenedisulfonic acid, 4-amino-3,6-bis[(E)-2-[4-[(E)-2-(2,4-diaminophenyl)diazenyl]phenyl]diazenyl]-5-hydroxy-, sodium salt (1:2) |
| Atul Direct Black VG |
| Black G |
| Sumilight Black G |
| Disodium 4-amino-3,6-bis[(E)-{4-[(E)-(2,4-diaminophenyl)diazenyl]phenyl}diazenyl]-5-hydroxy-2,7-naphthalenedisulfonate |
| Kayarus Black G |
