Cuprate(2-), [4-amino-5-(hydroxy-κO)-6-[[2-(hydroxy-κO)-5-nitrophenyl]azo-κN1]-1,3-naphthalenedisulfonato(4-)]-, disodium CAS#: 6656-04-8

Cuprate(2-), [4-amino-5-(hydroxy-κO)-6-[[2-(hydroxy-κO)-5-nitrophenyl]azo-κN1]-1,3-naphthalenedisulfonato(4-)]-, disodium

Basic information Safety Supplier Related

Cuprate(2-), [4-amino-5-(hydroxy-κO)-6-[[2-(hydroxy-κO)-5-nitrophenyl]azo-κN1]-1,3-naphthalenedisulfonato(4-)]-, disodium Basic information

Product Name:

Cuprate(2-), [4-amino-5-(hydroxy-κO)-6-[[2-(hydroxy-κO)-5-nitrophenyl]azo-κN1]-1,3-naphthalenedisulfonato(4-)]-, disodium

Synonyms:

Cuprate(2-), [4-amino-5-(hydroxy-κO)-6-[[2-(hydroxy-κO)-5-nitrophenyl]azo-κN1]-1,3-naphthalenedisulfonato(4-)]-, disodium
Acid Blue 42
C.I.Acid Blue 42:C.I.17255

CAS:

6656-04-8

MF:

C16H8CuN4NaO10S2-

MW:

566.91

EINECS:

613-945-4

Mol File:

6656-04-8.mol

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Cuprate(2-), [4-amino-5-(hydroxy-κO)-6-[[2-(hydroxy-κO)-5-nitrophenyl]azo-κN1]-1,3-naphthalenedisulfonato(4-)]-, disodium Usage And Synthesis

Preparation

2-Amino-4-nitrophenol diazo, and 4-Amino-5-hydroxynaphthalene-1,3-disulfonic acid?coupling, then use copper sulfate processing, make its formation copper complex,

Properties and Applications

red light navy blue. Soluble in water for red light purple, hardly soluble in alcohol. The strong sulfuric acid to red light purple, diluted into product red. In water solution to join strong hydrochloric acid for ruby red; Add thick sodium hydroxide solution for purple.

Standard	Light Fastness	Soaping		Persperation Fastness	Oxygen bleaching		Fastness to seawater
Standard	Light Fastness	Fading	Stain	Persperation Fastness	Fading	Stain	Fading	Stain
ISO	6-7	3	3	2	1		2

Cuprate(2-), [4-amino-5-(hydroxy-κO)-6-[[2-(hydroxy-κO)-5-nitrophenyl]azo-κN1]-1,3-naphthalenedisulfonato(4-)]-, disodiumSupplier

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Cuprate(2-), [4-amino-5-(hydroxy-κO)-6-[[2-(hydroxy-κO)-5-nitrophenyl]azo-κN1]-1,3-naphthalenedisulfonato(4-)]-, disodium(6656-04-8)Related Product Information