ChemicalBook >> CAS DataBase List >>disodium 3-[[4'-[[6-amino-1-hydroxy-3-sulphonato-2-naphthyl]azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]-4-hydroxynaphthalene-1-sulphonate

disodium 3-[[4'-[[6-amino-1-hydroxy-3-sulphonato-2-naphthyl]azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]-4-hydroxynaphthalene-1-sulphonate

CAS No.
3818-60-8
Chemical Name:
disodium 3-[[4'-[[6-amino-1-hydroxy-3-sulphonato-2-naphthyl]azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]-4-hydroxynaphthalene-1-sulphonate
Synonyms
C.I.24185;Direct Blue 168;Copper Blue 2B;C.1.Direct Blue 168;C.I. Direct blue 168;Direct Copper Blue BR;Japanol Copper Blue 2B;Direct blue 168 (C.I. 24185);Mitsui Direct Copper Blue 2B;Kayaku direct copper blue 2B
CBNumber:
CB8919467
Molecular Formula:
C34H25N5Na2O10S2
Molecular Weight:
773.69934
MDL Number:
MOL File:
3818-60-8.mol

disodium 3-[[4'-[[6-amino-1-hydroxy-3-sulphonato-2-naphthyl]azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]-4-hydroxynaphthalene-1-sulphonate Chemical Properties,Uses,Production

Preparation

3,3′-Dimethoxylbenzidine double nitriding, first with 4-Hydroxynaphthalene-1-sulfonic acid?conditions and 4-Hydroxy-7-(phenylamino)naphthalene-2-sulfonic acid coupling.

Properties and Applications

red light blue. Dark blue uniform powder. Soluble in water for deep purple, and adequate soluble in ethanol for red light purple. The strong sulfuric acid for Tracy in blue, and in purple for diluted. The dye solution to join strong hydrochloric acid for purple, have precipitation; Add thick, hydrogen oxidation solution into a red wine. Mainly used for cotton, hemp, such as glue of cellulose fiber dyeing, also can be used for silk, polyamide fiber and stick/jin blended fabric dyeing.

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

disodium 3-[[4'-[[6-amino-1-hydroxy-3-sulphonato-2-naphthyl]azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]-4-hydroxynaphthalene-1-sulphonate Preparation Products And Raw materials

disodium 3-[[4'-[[6-amino-1-hydroxy-3-sulphonato-2-naphthyl]azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]-4-hydroxynaphthalene-1-sulphonate Suppliers

Global( 19)Suppliers
Supplier Tel Email Country ProdList Advantage
Shanghai Shuai Sun Industrial Co., Ltd. 021-37590756 57450129 China 4287 58
Shanghai Dingfen Chemical Technology Co., Ltd. 021-37590756 373600283@qq.com China 5001 58
Shanghai Dingfen Chemical Technology Co., Ltd. 021-57450129 02157450129 2789251452@qq.com China 7707 58
Chongqing Yuanyuanxiang Technology Development Co. LTD 023-55703781 15320534687 2022434087@qq.com China 4134 58
Qingzhou dafeng import and export Co. LTD 16773308882 927608786@qq.com China 3051 58
disodium 3-[[4'-[[6-amino-1-hydroxy-3-sulphonato-2-naphthyl]azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]-4-hydroxynaphthalene-1-sulphonate Direct Blue 168 Direct Copper Blue BR C.1.Direct Blue 168 C.I. Direct blue 168 Japanol Copper Blue 2B Kayaku direct copper blue 2B Mitsui Direct Copper Blue 2B Direct blue 168 (C.I. 24185) Copper Blue 2B 4-Hydroxy-3-[[4'-[[1-hydroxy-6-(phenylamino)-3-sulfo-2-naphtyl]azo]-3,3'-dimethoxy-1,1'-biphenyl-4-yl]azo]-1-naphthalenesulfonic acid disodium salt C.I.24185 isodium3-[[4'-[[6-amino-1-hydroxy-3-sulphonato-2-naphthyl]azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]-4-hydroxynaphthalene-1-sulphonate C.I.Direct Blue 168:C.I.24185 3818-60-8 Dyes and Pigments