Direct Orange 118
Name:C.I.Direct Orange 118
Molecular Structure: Double azo class
Molecular Formula:C35H24N6Na4O15S4
Molecular Weight: 988.82
CAS Registry Number:60202-34-8/28706-33-4
Manufacturing Methods : 4-Amino-3-methylbenzenesulfonic acid diazo, coupled with N,N’-bis(4-hydroxy-2-sulfonaphthalene-7-yl)urea.
Properties and Applications: mainly used for paper color.
List of Suppliers:
Cartasol Brilliant Orange 2RF ( Sandoz Ltd )
Nippon Kagaku Direct Paper Orange GL( Kaseihin Kogyo Kyokai )
Rybacel Orange E-2RF(SBU Pigments and Dyes)
In stractural formula you have drowen is wrong -SO3H and CH3 position are to be replaced