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tetrasodium 4,4'-[carbonylbis(imino-4,1-phenyleneazo)]bis[3-amino-5-hydroxynaphthalene-2,7-disulphonate]

CAS No.
6771-81-9
Chemical Name:
tetrasodium 4,4'-[carbonylbis(imino-4,1-phenyleneazo)]bis[3-amino-5-hydroxynaphthalene-2,7-disulphonate]
Synonyms
C.I.25320;Sirius Pink G;Direct Red 101;C.I.Direct Red 101;Direct red 101 (C.I. 25320);C.I.Direct Red 101:C.I.25320;tetrasodium 4,4'-[carbonylbis(imino-4,1-phenyleneazo)]bis[3-amino-5-hydroxynaphthalene-2,7-disulphonate];4,4'-[Ureylenebis[(4,1-phenylene)azo]]bis[3-amino-5-hydroxynaphthalene-2,7-disulfonic acid disodium] salt;tetrasodium,3-imino-4-[2-[4-[[4-[2-(2-imino-8-oxo-3,6-disulfonatonaphthalen-1-yl)hydrazinyl]phenyl]carbamoylamino]phenyl]hydrazinyl]-5-oxonaphthalene-2,7-disulfonate
CBNumber:
CB9879094
Molecular Formula:
C33H22N8Na4O15S4
Molecular Weight:
990.79146
MDL Number:
MOL File:
6771-81-9.mol

tetrasodium 4,4'-[carbonylbis(imino-4,1-phenyleneazo)]bis[3-amino-5-hydroxynaphthalene-2,7-disulphonate] Chemical Properties,Uses,Production

Preparation

4-Nitrobenzenamine diazo, in acid conditions and 3-Amino-5-hydroxynaphthalene-2,7-disulfonic acidcoupling, and then will the nitro reduction, again will create the amino nitrogen compounds for light accidentally gasification.

Properties and Applications

blue light pink. Soluble in water for product red, soluble in ethanol. In the dark for the strong sulfuric acid, diluted Red sauce for. The dye solution to join strong hydrochloric acid for purple, have precipitation; Add thick sodium hydroxide solution for red, have precipitation.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 2-3 5 2 2

tetrasodium 4,4'-[carbonylbis(imino-4,1-phenyleneazo)]bis[3-amino-5-hydroxynaphthalene-2,7-disulphonate] Preparation Products And Raw materials

Global( 1)Suppliers
Supplier Tel Email Country ProdList Advantage
Shaanxi Dideu Newmaterial Co., Ltd. 029-63373950 17392216152 1050@dideu.com China 9998 58
Supplier Advantage
Shaanxi Dideu Newmaterial Co., Ltd. 58
tetrasodium 4,4'-[carbonylbis(imino-4,1-phenyleneazo)]bis[3-amino-5-hydroxynaphthalene-2,7-disulphonate] Direct red 101 (C.I. 25320) 4,4'-[Ureylenebis[(4,1-phenylene)azo]]bis[3-amino-5-hydroxynaphthalene-2,7-disulfonic acid disodium] salt C.I.25320 C.I.Direct Red 101 Sirius Pink G tetrasodium,3-imino-4-[2-[4-[[4-[2-(2-imino-8-oxo-3,6-disulfonatonaphthalen-1-yl)hydrazinyl]phenyl]carbamoylamino]phenyl]hydrazinyl]-5-oxonaphthalene-2,7-disulfonate C.I.Direct Red 101:C.I.25320 Direct Red 101 6771-81-9
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