Basic information Safety Supplier Related

Direct Red 154

Basic information Safety Supplier Related

Direct Red 154 Basic information

Product Name:
Direct Red 154
Synonyms:
  • Direct Red 154
  • C.I.Direct Red 154:C.I.28211
MW:
0
Mol File:
Mol File
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Direct Red 154 Usage And Synthesis

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

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