dye|World dye variety

Name:C.I.Direct Black 154,C.I.303865

Molecular Structure: trisazo class

C.I.Direct Black 154,C.I.303865,CAS 37372-50-2,809.78,C36H29N9Na2O7S2,Direct Deep Black XA,Water Black,Direct Deep Black XA,Black A

Molecular Formula:C₃₆H₂₉N₉Na₂O₇S₂

Molecular Weight: 809.78

CAS Registry Number:37372-50-2

Manufacturing Methods : 3,3′-Dimethylbenzidine double nitriding, first and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid coupling, again with diazo of aniline coupling, finally and Benzene-1,3-diamine (a few phenol) coupled.

Properties and Applications: green and black.

List of Suppliers:

Aizen Direct Deep Black XA ( Hodogaya Chemical Co Ltd )

Direct Deep Black XA ( Mitsubishi Chemical Industries )

Kayafect Black A (Nippon Kayak u Co Ltd)

Orient Water Black 187-LM( Kaseihin Kogyo Kyokai )

Orient Water Black 187-LM( Orient Chemical Industries )