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

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

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

Molecular Weight:: 762.56304

MDL Number:

MOL File:: 6391-20-4.mol

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

Salicylic acid 2,2'-thiobis(5-aminobenzenesulphonic) acid

Preparation Products

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

Global( 1)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Hubei Jusheng Technology Co.,Ltd.	18871490254	linda@hubeijusheng.com	CHINA	28180	58

Supplier	Advantage
Hubei Jusheng Technology Co.,Ltd.	58

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

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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