Basic information Safety Supplier Related

4-Hydroxy-7-phenylamino-3-[[2,5-dimethyl-4-[(4-methyl-2-sodiosulfophenyl)azo]phenyl]azo]naphthalene-2-sulfonic acid sodium salt

Basic information Safety Supplier Related

4-Hydroxy-7-phenylamino-3-[[2,5-dimethyl-4-[(4-methyl-2-sodiosulfophenyl)azo]phenyl]azo]naphthalene-2-sulfonic acid sodium salt Basic information

Product Name:
4-Hydroxy-7-phenylamino-3-[[2,5-dimethyl-4-[(4-methyl-2-sodiosulfophenyl)azo]phenyl]azo]naphthalene-2-sulfonic acid sodium salt
Synonyms:
  • 4-Hydroxy-7-phenylamino-3-[[2,5-dimethyl-4-[(4-methyl-2-sodiosulfophenyl)azo]phenyl]azo]naphthalene-2-sulfonic acid sodium salt
  • C.I.27850
  • C.I.Direct Violet 41
  • Diaphtamine Light Violet RRBL
  • Direct Violet 41
  • C.I.Direct Violet 41:C.I.27850
CAS:
6369-28-4
MW:
0
Mol File:
6369-28-4.mol
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4-Hydroxy-7-phenylamino-3-[[2,5-dimethyl-4-[(4-methyl-2-sodiosulfophenyl)azo]phenyl]azo]naphthalene-2-sulfonic acid sodium salt Usage And Synthesis

Preparation

2-Amino-5-methylbenzenesulfonic acid diazo, and?2,5-Dimethylbenzenamine coupling, its product to diazo, in alkaline conditions and 4-Hydroxy-7-(phenylamino)naphthalene-2-sulfonic acid coupling.

Properties and Applications

red light purple. Soluble in water and ethanol, slightly soluble in acetone. The strong sulfuric acid for blue-ray green; In strong hydrochloric acid in insoluble; In insurance for brown powder in light purple.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 4-5 4 4 1-2 1-2

4-Hydroxy-7-phenylamino-3-[[2,5-dimethyl-4-[(4-methyl-2-sodiosulfophenyl)azo]phenyl]azo]naphthalene-2-sulfonic acid sodium saltSupplier