Direct Violet 66

Cuprate(2-), (mu-((7,7'-iminobis(3-((5-(aminosulfonyl)-2-hydroxyphenyl)azo)-4-hydroxy-2-naphthalenesulfonato))(6-)))di-, disodium; Cuprate(2-), (mu-((7,7'-iminobis(3-(2-(5-(aminosulfonyl)-2-(hydroxy-kappaO)phenyl)diazenyl-kappaN1)-4-(hydroxy-kappaO)-2-naphthalenesulfonato))(6-)))di-, sodium (1:2); Disodium (mu-((7,7'-iminobis(4-hydroxy-3-((2-hydroxy-5-sulphamoylphenyl)azo)naphthalene-2-sulphonato))(6-)))dicuprate(2-); copper(2+) sodium 7,7'-iminobis{4-oxido-3-[(E)-(2-oxido-5-sulfamoylphenyl)diazenyl]naphthalene-2-sulfonate} (2:2:1)

6798-03-4