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

Product Name
Benzenesulfonic acid, 2,2'-[carbonylbis[imino(5-methoxy-2-methyl-4,1-phenylene)azo]]bis[4-amino-, disodium salt
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
Formula Weight
722.72
MOL File
6420-34-4.mol
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Hazard and Precautionary Statements (GHS)

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

Preparation Products

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

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

  • 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