tetrasodium 5,5'-[thiobis[(3-sulphonato-p-phenylene)azo]]disalicylate

Product Name
tetrasodium 5,5'-[thiobis[(3-sulphonato-p-phenylene)azo]]disalicylate
CAS No.
6391-20-4
Chemical Name
tetrasodium 5,5'-[thiobis[(3-sulphonato-p-phenylene)azo]]disalicylate
Synonyms
C.I.25130;Direct Yellow 74;C.I.Direct Yellow 74;C.I.Direct Yellow 74:C.I.25130;tetrasodium 5,5'-[thiobis[(3-sulphonato-p-phenylene)azo]]disalicylate;3,3'-[Thiobis[(3-sulfo-4,1-phenylene)azo]]bis(6-hydroxybenzoic acid)tetrasodium salt;5,5'-[Thiobis[(3-sodiosulfo-4,1-phenylene)azo]]bis[2-hydroxybenzoic acid sodium] salt;tetrasodium,(3E)-3-[[4-[4-[(2E)-2-(3-carboxylato-4-oxocyclohexa-2,5-dien-1-ylidene)hydrazinyl]-2-sulfonatophenyl]sulfanyl-3-sulfonatophenyl]hydrazinylidene]-6-oxocyclohexa-1,4-diene-1-carboxylate
CBNumber
CB5915493
Molecular Formula
C26H14N4Na4O12S3
Formula Weight
762.56304
MOL File
6391-20-4.mol
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Hazard and Precautionary Statements (GHS)

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tetrasodium 5,5'-[thiobis[(3-sulphonato-p-phenylene)azo]]disalicylate Chemical Properties,Usage,Production

Preparation

2-(2-Sulfo-4-aminophenylthio)-5-aminobenzenesulfonic acid double nitriding, and 2-Hydroxybenzoic acid (2 Moore) coupled.

Properties and Applications

red light yellow. Soluble in water for red light yellow to orange, soluble in ethanol. In the strong sulfuric acid to red, yellow for green light after diluted. The dye solution to join strong hydrochloric acid for olive brown, have precipitation; Add thick sodium hydroxide solution for orange brown.

tetrasodium 5,5'-[thiobis[(3-sulphonato-p-phenylene)azo]]disalicylate Preparation Products And Raw materials

Raw materials

Preparation Products

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tetrasodium 5,5'-[thiobis[(3-sulphonato-p-phenylene)azo]]disalicylate Suppliers

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6391-20-4, tetrasodium 5,5'-[thiobis[(3-sulphonato-p-phenylene)azo]]disalicylate Related Search:

Direct Yellow 87 DIRECT YELLOW 96 tetrasodium 3,3'-[(1,6-dihydro-6-oxo-1,3,5-triazine-2,4-diyl)bis[imino(5-methoxy-2-methyl-4,1-phenylene)azo]]bis(naphthalene-1,5-disulphonate) Benzoic acid, 3,3'-[1,2-ethanediylbis[(3-sulfo-4,1-phenylene)azo]]bis[6-hydroxy-, tetrasodium salt Direct Yellow 86 DIRECT PURE YELLOW 5G TITAN YELLOW Direct Yellow 79

  • tetrasodium 5,5'-[thiobis[(3-sulphonato-p-phenylene)azo]]disalicylate
  • 3,3'-[Thiobis[(3-sulfo-4,1-phenylene)azo]]bis(6-hydroxybenzoic acid)tetrasodium salt
  • 5,5'-[Thiobis[(3-sodiosulfo-4,1-phenylene)azo]]bis[2-hydroxybenzoic acid sodium] salt
  • C.I.25130
  • C.I.Direct Yellow 74
  • tetrasodium,(3E)-3-[[4-[4-[(2E)-2-(3-carboxylato-4-oxocyclohexa-2,5-dien-1-ylidene)hydrazinyl]-2-sulfonatophenyl]sulfanyl-3-sulfonatophenyl]hydrazinylidene]-6-oxocyclohexa-1,4-diene-1-carboxylate
  • C.I.Direct Yellow 74:C.I.25130
  • Direct Yellow 74
  • 6391-20-4