Benzenesulfonic acid, 2,2'-[carbonylbis[imino(5-methoxy-2-methyl-4,1-phenylene)azo]]bis[4-amino-, disodium salt

Benzenesulfonic acid, 2,2'-[carbonylbis[imino(5-methoxy-2-methyl-4,1-phenylene)azo]]bis[4-amino-, disodium salt structure

CAS No.: 6420-34-4

Chemical Name:: Benzenesulfonic acid, 2,2'-[carbonylbis[imino(5-methoxy-2-methyl-4,1-phenylene)azo]]bis[4-amino-, disodium salt

Synonyms: Direct Yellow 67;C.I.Direct Yellow 67:C.I.29080;Benzenesulfonic acid, 2,2'-[carbonylbis[imino(5-methoxy-2-methyl-4,1-phenylene)azo]]bis[4-amino-, disodium salt

CBNumber:: CB24756958

Molecular Formula:: C29H31N8NaO9S2

Molecular Weight:: 722.72

MDL Number:

MOL File:: 6420-34-4.mol

Request For Quotation

Benzenesulfonic acid, 2,2'-[carbonylbis[imino(5-methoxy-2-methyl-4,1-phenylene)azo]]bis[4-amino-, disodium salt Chemical Properties,Uses,Production

Preparation

2-Amino-4-formamidobenzenesulfonic acid?diazo, and 2-Amino-4-methylanisole coupling, and then with water and light acyl gasification.

Properties and Applications

yellow. Moderate soluble in water for gold orange, slightly soluble in ethanol for yellow. The strong sulfuric acid in blue, diluted light gray for subtle stitching. The dye solution to join strong hydrochloric acid for dark brown precipitation; Add thick sodium hydroxide colour and lustre is no change.

Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
				Fading	Stain	Fading	Stain
AATCC	1	4	2	3		3

Benzenesulfonic acid, 2,2'-[carbonylbis[imino(5-methoxy-2-methyl-4,1-phenylene)azo]]bis[4-amino-, disodium salt Preparation Products And Raw materials

Raw materials

2-amino-4-formamidobenzenesulfonic acid 2-Methoxy-5-methylaniline

Preparation Products

6420-34-4(Benzenesulfonic acid, 2,2'-[carbonylbis[imino(5-methoxy-2-methyl-4,1-phenylene)azo]]bis[4-amino-, disodium salt)Related Search:

Direct Yellow 66 C.I. Direct Yellow 60 Benzenesulfonic acid, 2-methyl-5-nitro-, alk. cond. products, reaction products with formaldehyde 2-[[2-Oxo-1-[(2-methoxy-5-sodiosulfophenyl)aminocarbonyl]propyl]azo]-5-[N'-[3-sodiooxycarbonyl-4-[[2-oxo-1-[(4-sodiosulfophenyl)aminocarbonyl]propyl]azo]phenyl]ureido]benzoic acid sodium salt tetrasodium 5,5'-[vinylenebis[(3-sulphonato-4,1-phenylene)azo]]bis(salicylate)

THIOFLAVINE S Benzenesulfonic acid, 2-methyl-5-nitro-, alk. cond. products, oxidized 2,2'-[Carbonylbis[imino-1,1'-biphenyl-4,4'-diyl(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-1,4-diyl)azo]]bis[5-sulfobenzoic acid]tetrasodium salt CI 36900

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Benzenesulfonic acid, 2,2'-[carbonylbis[imino(5-methoxy-2-methyl-4,1-phenylene)azo]]bis[4-amino-, disodium salt Direct Yellow 67 C.I.Direct Yellow 67:C.I.29080 6420-34-4