7,7'-(Carbonyldiimino)bis[4-hydroxy-3-[(2-hydroxyphenyl)azo]-2-naphthalenesulfonic acid]disodium salt

Product Name
7,7'-(Carbonyldiimino)bis[4-hydroxy-3-[(2-hydroxyphenyl)azo]-2-naphthalenesulfonic acid]disodium salt
CAS No.
82944-44-3
Chemical Name
7,7'-(Carbonyldiimino)bis[4-hydroxy-3-[(2-hydroxyphenyl)azo]-2-naphthalenesulfonic acid]disodium salt
Synonyms
C.I.29171;Direct Violet 103;C.I.Direct Violet 103;C.I.Direct Violet 103:C.I.29171;7,7'-(Carbonyldiimino)bis[4-hydroxy-3-[(2-hydroxyphenyl)azo]-2-naphthalenesulfonic acid]disodium salt
CBNumber
CB62202150
Formula Weight
0
MOL File
82944-44-3.mol
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Hazard and Precautionary Statements (GHS)

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7,7'-(Carbonyldiimino)bis[4-hydroxy-3-[(2-hydroxyphenyl)azo]-2-naphthalenesulfonic acid]disodium salt Chemical Properties,Usage,Production

Preparation

2-Aminophenol (2 Moore) diazo, coupled with N,N’-bis(4-hydroxy-2-sulfonaphthalene-7-yl)urea.

Properties and Applications

blue purple

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 4-5 4 6 3 3-4 3 2-3

7,7'-(Carbonyldiimino)bis[4-hydroxy-3-[(2-hydroxyphenyl)azo]-2-naphthalenesulfonic acid]disodium salt Preparation Products And Raw materials

Raw materials

Preparation Products

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7,7'-(Carbonyldiimino)bis[4-hydroxy-3-[(2-hydroxyphenyl)azo]-2-naphthalenesulfonic acid]disodium salt Suppliers