Direct Red 154

CAS No.
Chemical Name:
Direct Red 154
Synonyms
Direct Red 154;C.I.Direct Red 154:C.I.28211
CBNumber:
CB79703008
Molecular Formula:
Molecular Weight:
0
MDL Number:
MOL File:
Mol file

Direct Red 154 Chemical Properties,Uses,Production

Preparation

4-((4-Aminophenyl)diazenyl)benzenesulfonic acid diazo, and 7-(3-Aminobenzamido)-4-hydroxynaphthalene-2-sulfonic acid coupling.

Properties and Applications

blue-ray red. Soluble in water for red, soluble in ethanol is palm light orange. In the strong sulfuric acid as dark blue, for orange brown after diluted. The dye solution to join strong hydrochloric acid for olive brown precipitation; Add thick sodium hydroxide solution have sauce red precipitate.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 3 3-4 3 4 3-4

Direct Red 154 Preparation Products And Raw materials

Direct Red 154 C.I.Direct Red 154:C.I.28211