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Direct Blue 308

Direct Blue 308 Structure
Direct Blue 308 structure
CAS No.
Chemical Name:
Direct Blue 308
Synonyms
Direct Blue 308;C.I.Direct Blue 308:C.I.34207
CBNumber:
CB19702928
Molecular Formula:
Molecular Weight:
0
MDL Number:
MOL File:
Mol file
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Direct Blue 308 Chemical Properties,Uses,Production

Preparation

2-Amino-5-methylbenzene-1,4-disulfonic acid diazo, and 5-Aminonaphthalene-2-sulfonic acid and 8-Aminonaphthalene-2-sulfonic acid coupling, again diazo, and Naphthalen-1-amine coupling, its product to diazo, in alkaline conditions and 4-Hydroxy-7-(phenylamino)naphthalene-2-sulfonic acid coupling.

Properties and Applications

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Standard(cotton) Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 4 4 4 4 5

Direct Blue 308 Preparation Products And Raw materials

Raw materials

1-Naphthylamine-7-sulfonic acid 2-amino-5-methylbenzene-1,4-disulfonic acid 7-Anilino-4-hydroxy-2-naphthalenesulfonic acid 1-Aminonaphthalene-6-sulfonic acid 1-Naphthylamine

Preparation Products

(Direct Blue 308)Related Search:

Direct Blue 303 4,5-Dihydroxy-3-[[4'-[(1-hydroxy-4-sulfo-2-naphtyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-2,7-naphthalenedisulfonic acid trisodium salt Direct Blue 307 Direct Blue 301 Direct Blue 302
C.I.Direct Blue 30 Direct Blue 306 Direct Blue 309 Direct Blue 304

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Direct Blue 308 C.I.Direct Blue 308:C.I.34207