| Identification | More | [Name]
Acid Black 234 | [CAS]
157577-99-6 | [Synonyms]
4-Amino-3-[2-[4-[[[4-[2-(2,4-diaminophenyl)diazenyl]phenyl]sulfonyl]amino]phenyl]diazenyl]-5-hydroxy-6-(2-phenyldiazenyl)-2,7-naphthalenedisulfonic acid sodium salt
Acid Black 234
C.I. 30027
Black NB
2, 7-Naphthalenedisulfonic acid, 4-amino-3-[[4-[[[4-[(2, 4-diaminophenyl)azo]phenyl]sulfonyl]amino]phenyl]azo]-5-hydroxy-6-(phenylazo), disodium salt
Acid Black BA
Acid Black NBG
Acid Black NB-G
Apollo Leather Black NGRL
C.I.Acid Black 234
Coriamine Black NB-G
Dynacid Black 2N
Kemacid Black NBG
Lecotan Black GW
Victalan Black UX. | [EINECS(EC#)]
605-104-5 | [Molecular Formula]
C34H26N10Na2O9S3 | [MDL Number]
MFCD01631183 | [Molecular Weight]
860.8 | [MOL File]
157577-99-6.mol |
| Hazard Information | Back Directory | [Preparation]
4-Amino-N-(4-aminophenyl)benzenesulfonamide double nitriding,sulfonylurea aniline in acid conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acidcoupling, aniline diazo, and the above the products in alkaline conditions coupling, and then Benzene-1,3-diamine coupled. | [Flammability and Explosibility]
Nonflammable | [Properties and Applications]
black. Mainly used for wool, silk, cotton and glue dyeing, also can be used for leather dyeing. |
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