sodium 2,6-bis[(2,4-diaminophenyl)azo]toluene-4-sulphonate

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sodium 2,6-bis[(2,4-diaminophenyl)azo]toluene-4-sulphonate Basic information
Product Name:sodium 2,6-bis[(2,4-diaminophenyl)azo]toluene-4-sulphonate
Synonyms:sodium 2,6-bis[(2,4-diaminophenyl)azo]toluene-4-sulphonate;Benzenesulfonic acid, 3,5-bis[(2,4-diaminophenyl)azo]-4-methyl-, monosodium salt;3,5-Bis[(2,4-diaminophenyl)azo]-4-methylbenzenesulfonic acid sodium salt;C.I.21500;C.I.Direct Brown 184;Sodium 2,6-bis[(2,4-diaminophenyl)azo]toluene-4-sulfonate;sodium,3,5-bis[(2,4-diaminophenyl)diazenyl]-4-methylbenzenesulfonate;C.I.Direct Brown 184:C.I.21500
CAS:6441-66-3
MF:C19H20N8O3S.Na
MW:463.47
EINECS:229-223-3
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Mol File:6441-66-3.mol
sodium 2,6-bis[(2,4-diaminophenyl)azo]toluene-4-sulphonate Structure
sodium 2,6-bis[(2,4-diaminophenyl)azo]toluene-4-sulphonate Chemical Properties
Safety Information
MSDS Information
sodium 2,6-bis[(2,4-diaminophenyl)azo]toluene-4-sulphonate Usage And Synthesis
Preparation3,5-Diamino-4-methylbenzenesulfonic acid double nitriding, and Benzene-1,3-diamine (2 Moore) coupled.
Properties and Applicationsbrown. Soluble in water for red light yellow to orange red, and adequate soluble in alcohol. The strong sulfuric acid for olive brown, diluted red for yellow. Dye with strong hydrochloric acid solution for orange brown, have precipitation; Add thick sodium hydroxide solution discoloration.
sodium 2,6-bis[(2,4-diaminophenyl)azo]toluene-4-sulphonate Preparation Products And Raw materials
Raw materialsm-Phenylenediamine-->2,6-Diaminotoluene-4-sulfonic acid
Tag:sodium 2,6-bis[(2,4-diaminophenyl)azo]toluene-4-sulphonate(6441-66-3) Related Product Information
Direct Brown 191 DIRECT BROWN 2 Direct Brown 179 Direct Brown 190 Direct Brown 185 C.I. Direct Brown 18 Direct Brown 186 5-[[4'-[[3-[(3-Carboxy-2-hydroxy-5-sulfophenyl)azo]-2,6-dihydroxyphenyl]azo]-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid trisodium salt 2-Hydroxy-5-[[4'-[[2,6-dihydroxy-3-[[2-hydroxy-5-(aminosulfonyl)phenyl]azo]phenyl]azo]-1,1'-biphenyl-4-yl]azo]benzoic acid sodium salt