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sodium 6-hydroxy-5-[(2-hydroxy-5-nitrophenyl)azo]naphthalene-2-sulphonate

CAS No.
3624-64-4
Chemical Name:
sodium 6-hydroxy-5-[(2-hydroxy-5-nitrophenyl)azo]naphthalene-2-sulphonate
Synonyms
C.I.16060;Mordant Red 34;Chrome Violet MS;C.I.Mordant Red 34;C.I.Mordant Red 34:C.I.16060;sodium 6-hydroxy-5-[(2-hydroxy-5-nitrophenyl)azo]naphthalene-2-sulphonate;6-Hydroxy-5-[(2-hydroxy-5-nitrophenyl)azo]-2-naphthalenesulfonic acid sodium salt
CBNumber:
CB6916215
Molecular Formula:
C16H10N3NaO7S
Molecular Weight:
411.32127
MDL Number:
MOL File:
3624-64-4.mol

sodium 6-hydroxy-5-[(2-hydroxy-5-nitrophenyl)azo]naphthalene-2-sulphonate Chemical Properties,Uses,Production

Preparation

2-Amino-4-nitrophenol diazotization, and 6-Hydroxynaphthalene-2-sulfonic acid coupling.

Properties and Applications

blue light red. Soluble in water for orange brown, right amount soluble in ethanol. In concentrated sulfuric acid for red, to orange after diluted. Dye aqueous solution to join concentrated hydrochloric acid for orange; With strong caustic for orange brown.

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

sodium 6-hydroxy-5-[(2-hydroxy-5-nitrophenyl)azo]naphthalene-2-sulphonate Preparation Products And Raw materials

sodium 6-hydroxy-5-[(2-hydroxy-5-nitrophenyl)azo]naphthalene-2-sulphonate 6-Hydroxy-5-[(2-hydroxy-5-nitrophenyl)azo]-2-naphthalenesulfonic acid sodium salt C.I.16060 C.I.Mordant Red 34 Chrome Violet MS Mordant Red 34 C.I.Mordant Red 34:C.I.16060 3624-64-4