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7-Hydroxy-8-[[2-methyl-4-[[6,8-bis(sodiosulfo)-2-naphthalenyl]azo]phenyl]azo]naphthalene-1,3-disulfonic acid disodium salt

7-Hydroxy-8-[[2-methyl-4-[[6,8-bis(sodiosulfo)-2-naphthalenyl]azo]phenyl]azo]naphthalene-1,3-disulfonic acid disodium salt Structure
7-Hydroxy-8-[[2-methyl-4-[[6,8-bis(sodiosulfo)-2-naphthalenyl]azo]phenyl]azo]naphthalene-1,3-disulfonic acid disodium salt structure
CAS No.
6226-88-6
Chemical Name:
7-Hydroxy-8-[[2-methyl-4-[[6,8-bis(sodiosulfo)-2-naphthalenyl]azo]phenyl]azo]naphthalene-1,3-disulfonic acid disodium salt
Synonyms
C.I.27300;Acid Red 47;C.I.Acid Red 47;Brilliant Croceine 9B;C.I.Acid Red 47:C.I.27300;7-Hydroxy-8-[[2-methyl-4-[[6,8-bis(sodiosulfo)-2-naphthalenyl]azo]phenyl]azo]naphthalene-1,3-disulfonic acid disodium salt
CBNumber:
CB62341563
Molecular Formula:
Molecular Weight:
0
MDL Number:
MOL File:
6226-88-6.mol
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7-Hydroxy-8-[[2-methyl-4-[[6,8-bis(sodiosulfo)-2-naphthalenyl]azo]phenyl]azo]naphthalene-1,3-disulfonic acid disodium salt Chemical Properties,Uses,Production

Preparation

7-Aminonaphthalene-1,3-disulfonic acid diazotization and coupling O-Methylaniline, methanesulfonic acid hydrolyzable group, and diazotization, and with 7-Hydroxynaphthalene-1,3-disulfonic acid coupling.

Properties and Applications

colourful red blue light. Soluble in water for product red, not soluble in alcohol. In the strong sulfuric acid as dark blue, diluted into product red. In water solution to join strong hydrochloric acid by product red to wine red; Add thick sodium hydroxide solution for dark brown.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 4 2-3 3 2-3 1 2-3

7-Hydroxy-8-[[2-methyl-4-[[6,8-bis(sodiosulfo)-2-naphthalenyl]azo]phenyl]azo]naphthalene-1,3-disulfonic acid disodium salt Preparation Products And Raw materials

Raw materials

2-Naphthol-6,8-disulfonic acid o-Toluidine 7-Amino-1,3-naphthalenedisulfonic acid

Preparation Products

6226-88-6(7-Hydroxy-8-[[2-methyl-4-[[6,8-bis(sodiosulfo)-2-naphthalenyl]azo]phenyl]azo]naphthalene-1,3-disulfonic acid disodium salt)Related Search:

Acid Red 445 Acid Red 447 Acid Red 449 Acid Red 444 Acid Red 443
Acid Red 448 disodium 4-hydroxy-3-[(2-methoxyphenyl)azo]naphthalene-2,7-disulphonate Sulforhodamine G Acid Red 446

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7-Hydroxy-8-[[2-methyl-4-[[6,8-bis(sodiosulfo)-2-naphthalenyl]azo]phenyl]azo]naphthalene-1,3-disulfonic acid disodium salt Brilliant Croceine 9B C.I.27300 C.I.Acid Red 47 Acid Red 47 C.I.Acid Red 47:C.I.27300 6226-88-6