Benzenesulfonic acid, 4,4'-[carbonylbis[imino[2-(acetylamino)-4,1-phenylene]azo]]bis-, disodium salt

Benzenesulfonic acid, 4,4'-[carbonylbis[imino[2-(acetylamino)-4,1-phenylene]azo]]bis-, disodium salt structure

CAS No.: 71775-48-9

Chemical Name:: Benzenesulfonic acid, 4,4'-[carbonylbis[imino[2-(acetylamino)-4,1-phenylene]azo]]bis-, disodium salt

Synonyms: Direct Yellow 31;C.I.Direct Yellow 31:C.I.29095;Benzenesulfonic acid, 4,4'-[carbonylbis[imino[2-(acetylamino)-4,1-phenylene]azo]]bis-, disodium salt

CBNumber:: CB94776049

Molecular Formula:: C29H24N8Na2O9S2

Molecular Weight:: 738.6586

MDL Number:

MOL File:: 71775-48-9.mol

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Benzenesulfonic acid, 4,4'-[carbonylbis[imino[2-(acetylamino)-4,1-phenylene]azo]]bis-, disodium salt Chemical Properties,Uses,Production

Preparation

4-Aminobenzenesulfonic acid diazo, and ?N-(3-aminophenyl)acetamide coupling, and then make the light gasification.

Properties and Applications

yellow. Used for cellulose fiber dyeing and printing, silk and wool fabric printing, paper, shading, discharge the gender is good.

Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
				Fading	Stain	Fading	Stain
ISO	5	3-4	5-6	3-4		2

Benzenesulfonic acid, 4,4'-[carbonylbis[imino[2-(acetylamino)-4,1-phenylene]azo]]bis-, disodium salt Preparation Products And Raw materials

Raw materials

Sulfanilic acid N1-(3-Aminophenyl)acetamide

Preparation Products

71775-48-9(Benzenesulfonic acid, 4,4'-[carbonylbis[imino[2-(acetylamino)-4,1-phenylene]azo]]bis-, disodium salt)Related Search:

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Benzenesulfonic acid, 4,4'-[carbonylbis[imino[2-(acetylamino)-4,1-phenylene]azo]]bis-, disodium salt C.I.Direct Yellow 31:C.I.29095 Direct Yellow 31 71775-48-9