Basic information Safety Supplier Related

2-Hydroxy-5-[[3-[(2-hydroxy-5,7-disulfo-1-naphtyl)azo]-4-methylphenyl]carbonylamino]benzoic acid trisodium salt

Basic information Safety Supplier Related

2-Hydroxy-5-[[3-[(2-hydroxy-5,7-disulfo-1-naphtyl)azo]-4-methylphenyl]carbonylamino]benzoic acid trisodium salt Basic information

Product Name:
2-Hydroxy-5-[[3-[(2-hydroxy-5,7-disulfo-1-naphtyl)azo]-4-methylphenyl]carbonylamino]benzoic acid trisodium salt
Synonyms:
  • 2-Hydroxy-5-[[3-[(2-hydroxy-5,7-disulfo-1-naphtyl)azo]-4-methylphenyl]carbonylamino]benzoic acid trisodium salt
  • C.I.16220
  • C.I.Mordant Orange 19
  • Chrome Fast Orange RD
  • Mordant Orange 19
  • C.I.Mordant Orange 19:C.I.16220
CAS:
5863-94-5
MW:
0
Mol File:
5863-94-5.mol
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2-Hydroxy-5-[[3-[(2-hydroxy-5,7-disulfo-1-naphtyl)azo]-4-methylphenyl]carbonylamino]benzoic acid trisodium salt Usage And Synthesis

Preparation

3-Amino-4-methyl-3′-carboxy-4′-hydroxybenzanilide?diazotization, and 2-Naphthol-5,7-disulfonic acid?coupling.

Properties and Applications

red orange. Soluble in water for golden orange, right amount soluble in ethanol to golden brown. In concentrated sulfuric acid for golden orange, orange for gold after diluted. Dye aqueous solution to join concentrated hydrochloric acid for orange; Join concentrated sodium hydroxide solution for brown light orange.

Standard Ironing Fastness Light Fastness Fulling Persperation Fastness Soaping Water
Alkali Acid
ISO 2-3 1-2 3 3 4 5

2-Hydroxy-5-[[3-[(2-hydroxy-5,7-disulfo-1-naphtyl)azo]-4-methylphenyl]carbonylamino]benzoic acid trisodium saltSupplier