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6428-31-5

6428-31-5 structure
6428-31-5 structure
  • Name: Direct Black 19
  • Chemical Name: Direct Black 19
  • CAS Number: 6428-31-5
  • Molecular Formula: C34H27N13Na2O7S2
  • Molecular Weight: 839.771
  • Catalog: Dyes and pigments dye Direct dye
  • Create Date: 2018-03-01 08:00:00
  • Modify Date: 2024-01-10 18:38:42

Name Direct Black 19
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
Density 1.727g/cm3
Molecular Formula C34H27N13Na2O7S2
Molecular Weight 839.771
Exact Mass 839.139343
PSA 380.37000
LogP 12.99380
Index of Refraction 1.817

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 DATA

ACUTE TOXICITY DATA

MUTATION 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)
Hazard Codes Xi
Risk Phrases R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Phrases S26-S37/39
WGK Germany 3
HS Code 3204140000
HS Code 3204140000