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HomeProduct name list4-Amino-3-[[4'-[(2,4-dihydroxyphenyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-1-naphthalenesulfonic acid sodium salt

4-Amino-3-[[4'-[(2,4-dihydroxyphenyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-1-naphthalenesulfonic acid sodium salt

  • CAS NO.:6405-98-7
  • Empirical Formula: C30H26N5NaO5S
  • Molecular Weight: 591.62
4-Amino-3-[[4'-[(2,4-dihydroxyphenyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-1-naphthalenesulfonic acid sodium salt Structural

What is 4-Amino-3-[[4'-[(2,4-dihydroxyphenyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-1-naphthalenesulfonic acid sodium salt?

Preparation

3,3′-Dimethylbenzidine double nitriding, respectively with the 4-Hydroxynaphthalene-1-sulfonic acid and Resorcinol coupling .

Properties and Applications

red. Soluble in water is palm red light. The strong sulfuric acid for blue, purple precipitation after diluted; In a dilute acetic acid with brown in the precipitation. The dye solution to join strong hydrochloric acid has the purple precipitation; Add thick sodium hydroxide solution no change.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
AATCC 2 5 1-2 2-3 1-2

Safety information for 4-Amino-3-[[4'-[(2,4-dihydroxyphenyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-1-naphthalenesulfonic acid sodium salt

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