ChemicalBook > Product Catalog >Dyes and Pigments >dye >Acid dye >disodium 8-[[3,3'-dimethoxy-4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate

disodium 8-[[3,3'-dimethoxy-4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate

disodium 8-[[3,3'-dimethoxy-4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate Structure
CAS No.
6548-30-7
Chemical Name:
disodium 8-[[3,3'-dimethoxy-4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate
Synonyms
C.I.24125;Acid Red 128;C.I.Acid Red 128;ACIDRED128,DISODIUMSALT;Acid red 128 (C.I. 24125);C.I.Acid Red 128:C.I.24125;disodium 8-[[3,3-dimethoxy-4-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate;disodium 8-[[3,3'-dimethoxy-4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate;8-[[3,3'-Dimethoxy-4'-[[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]azo]-1,1'-biphenyl-4-yl]azo]-7-hydroxy-1,3-naphthalenedisulfonic acid disodium salt;isodium,(8Z)-8-[[2-methoxy-4-[3-methoxy-4-[[4-(4-methylphenyl)sulfonyloxyphenyl]diazenyl]phenyl]phenyl]hydrazinylidene]-7-oxonaphthalene-1,3-disulfonate
CBNumber:
CB5908527
Molecular Formula:
C37H28N4Na2O12S3
Molecular Weight:
862.81236
MOL File:
6548-30-7.mol
MSDS File:
SDS

disodium 8-[[3,3'-dimethoxy-4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate Properties

disodium 8-[[3,3'-dimethoxy-4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate Chemical Properties,Uses,Production

Preparation

3,3′-Dimethoxylbenzidine double nitriding, respectively with the 7-Hydroxynaphthalene-1,3-disulfonic acid and phenol coupling, then use 4-Methylbenzene-1-sulfonyl chloride will of phenol hydroxyl esterification.

Properties and Applications

yellow light red.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 5 4 4 4 3-4 4 4-5 4-5

disodium 8-[[3,3'-dimethoxy-4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate Preparation Products And Raw materials

disodium 8-[[3,3'-dimethoxy-4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate Suppliers

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Shaoxing Hongyin Chemical Co., Ltd. 13758523635 CHINA 227 58 Inquiry
C.I.24125 C.I.Acid Red 128 disodium 8-[[3,3'-dimethoxy-4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate Acid Red 128 ACIDRED128,DISODIUMSALT Acid red 128 (C.I. 24125) 1,3-Naphthalenedisulfonic acid, 8-[[3,3'-dimethoxy-4'-[[4- [[(4-methylphenyl)sulfonyl]oxy]phenyl]azo][1,1'-biphenyl ]-4-yl]azo]-7-hydroxy-, disodium salt 8-[[3,3'-Dimethoxy-4'-[[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]azo]-1,1'-biphenyl-4-yl]azo]-7-hydroxy-1,3-naphthalenedisulfonic acid disodium salt disodium,(8Z)-8-[[2-methoxy-4-[3-methoxy-4-[[4-(4-methylphenyl)sulfonyloxyphenyl]diazenyl]phenyl]phenyl]hydrazinylidene]-7-oxonaphthalene-1,3-disulfonate disodium 8-[[3,3-dimethoxy-4-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate isodium,(8Z)-8-[[2-methoxy-4-[3-methoxy-4-[[4-(4-methylphenyl)sulfonyloxyphenyl]diazenyl]phenyl]phenyl]hydrazinylidene]-7-oxonaphthalene-1,3-disulfonate disodium 8-[[3,3'-dimethoxy-4'-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxynaphthalene-1,3-disulphonate ISO 9001:2015 REACH C.I.Acid Red 128:C.I.24125 6548-30-7 Organics