Direct Blue 183

Product Name
Direct Blue 183
CAS No.
6416-69-9
Chemical Name
Direct Blue 183
Synonyms
C.I.31951;Diazo Blue 2B;Direct Blue 183;C.I.Direct Blue 183;Direct blue 183 (C.I. 31951);C.I.Direct Blue 183:C.I.31951;6-[(4-Amino-3-methoxyphenyl)azo]-4-hydroxy-3-[[4'-[(1-hydroxy-4-sodiosulfo-2-naphthalenyl)azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]naphthalene-2-sulfonic acid sodium salt
CBNumber
CB7967683
Formula Weight
0
MOL File
6416-69-9.mol
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Hazard and Precautionary Statements (GHS)

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Direct Blue 183 Chemical Properties,Usage,Production

Preparation

3,3′-Dimethoxylbenzidine double nitriding,, And 4-Hydroxynaphthalene-1-sulfonic acid??coupling, and in alkaline conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid?coupling, the product is further diazotization and coupling of O-Anisidine?.

Properties and Applications

blue.

Direct Blue 183 Preparation Products And Raw materials

Raw materials

Preparation Products

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