CAS
1330-38-7 Purity
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1330-38-7 Purity
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![tetrasodium 4,4'-[carbonylbis[imino(5-methoxy-2-methyl-4,1-phenylene)azo]]bis[5-hydroxynaphthalene-2,7-disulphonate]](https://resource.alfa-chemistry.com/structure/1937-34-4.gif)
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tetrasodium [mu-[[7,7'-(carbonyldiimino)bis[4-hydroxy-3-[(2-hydroxy-5-sulphophenyl)azo]naphthalene-2-sulphonato]](8-)]]dicuprate(4-)
CAS
15418-16-3
Catalog Number
ACM15418163
Category
Direct Dyes
Molecular Weight
992.75
Molecular Formula
C33H20N6Na4O17S4
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Specification
Synonyms
tetrasodium [mu-[[7,7'-(carbonyldiimino)bis[4-hydroxy-3-[(2-hydroxy-5-sulphophenyl)azo]naphthalene-2-sulphonato]](8-)]]dicuprate(4-);Direct Red 220;Cuprate(4-), .mu.-7,7-(carbonyldiimino)bis4-(hydroxy-.kappa.O)-3-2-(hydroxy-.kappa.O)-5-sulfophenylazo-.ka
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