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tetrasodium 5,5'-[vinylenebis[(3-sulphonato-4,1-phenylene)azo]]bis(salicylate)

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tetrasodium 5,5'-[vinylenebis[(3-sulphonato-4,1-phenylene)azo]]bis(salicylate) Suppliers list
Company Name: Phoenix Colours  
Tel: +91-9768127681 +91-9819199181
Email: info@phoenixcolours.com
Products Intro: Product Name:Direct yellow 72
CAS:6459-82-1
Purity:98% Package:1 kg,5 kg, 10 kg,25kg and 1 MT
Company Name: Rikin Industries  
Tel: +91-7926588543 +91-7926588543
Email: info@rikinindustries.com
Products Intro: Product Name:Direct yellow 72
CAS:6459-82-1
Purity:99% Package:1 kg,5 kg, 10 kg,25kg and 1 MT
tetrasodium 5,5'-[vinylenebis[(3-sulphonato-4,1-phenylene)azo]]bis(salicylate) Basic information
Product Name:tetrasodium 5,5'-[vinylenebis[(3-sulphonato-4,1-phenylene)azo]]bis(salicylate)
Synonyms:tetrasodium 5,5'-[vinylenebis[(3-sulphonato-4,1-phenylene)azo]]bis(salicylate);5,5'-[Ethene-1,2-diylbis[(3-sodiosulfo-4,1-phenylene)azo]]bis[2-hydroxybenzoic acid sodium] salt;C.I.24910;C.I.Direct Yellow 72;C.I.Direct Yellow 72:C.I.24910;Direct Yellow 72
CAS:6459-82-1
MF:C28H16N4Na4O12S2
MW:756.53532
EINECS:229-268-9
Product Categories:
Mol File:6459-82-1.mol
tetrasodium 5,5'-[vinylenebis[(3-sulphonato-4,1-phenylene)azo]]bis(salicylate) Structure
tetrasodium 5,5'-[vinylenebis[(3-sulphonato-4,1-phenylene)azo]]bis(salicylate) Chemical Properties
Safety Information
MSDS Information
tetrasodium 5,5'-[vinylenebis[(3-sulphonato-4,1-phenylene)azo]]bis(salicylate) Usage And Synthesis
Preparation1,2-Bis(4-amino-2-sulfophenyl)ethene double nitriding, and 2-Hydroxybenzoic acid (2 Moore) coupled.
Properties and Applicationsdark red light yellow to orange. Soluble in water for yellow orange, slightly soluble in alcohol. The strong sulfuric acid to red light purple, dilute for dark brown or black after; In nitric acid solution for light yellow, with gray precipitation. The dye solution to join strong hydrochloric acid for dark brown, have precipitation; Add thick sodium hydroxide solution in red.
Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 5-6
tetrasodium 5,5'-[vinylenebis[(3-sulphonato-4,1-phenylene)azo]]bis(salicylate) Preparation Products And Raw materials
Raw materials4,4'-Diamino-2,2'-stilbenedisulfonic acid-->Salicylic acid
Tag:tetrasodium 5,5'-[vinylenebis[(3-sulphonato-4,1-phenylene)azo]]bis(salicylate)(6459-82-1) Related Product Information
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 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 Benzenesulfonic acid, 2,2'-[carbonylbis[imino(5-methoxy-2-methyl-4,1-phenylene)azo]]bis[4-amino-, disodium salt CI 36900