Yanshi Dongyuan Chemical Co.,Ltd.

Para Amino Azo Benzene 4 Sulfonic Acid

• Category :

  Intermediates

• Synonyms :

  C.I. 13011 (Free acid);C.I. Food Yellow 6;4-(4-Aminophenylazo)benzenesulfonic acid;4-Aminoazobenzene-4-sulfonic acid;sodium 4-[(E)-(4-aminophenyl)diazenyl]benzenesulfonate;4-[(E)-(4-aminophenyl)diazenyl]benzenesulfonic acid;potassium 4-[(E)-(4-aminophenyl)diazenyl]benzenesulfonate;4-Aminoazobenzene-4'-sulfonic acid;4'-Aminoazobenzene-4-sulphonic acid;Para-Aminoazobenzene-4-sulfonic acid;

• CAS NO :

  104-23-4

• EC NO :

  203-187-9

• Molecular Formula :

  C₁₂H₁₁N₃O₃S

• Molecular Weight :

  277.299

• Main Specifications :

• InChI :

  InChI=1/C12H11N3O3S/c13-9-1-3-10(4-2-9)14-15-11-5-7-12(8-6-11)19(16,17)18/h1-8H,13H2,(H,16,17,18)

• Product description :

  Chemical name: Para Amino Azo Benzene 4 Sulfonic Acid
  Structural formula: 
               
  
  Chemical formula: C₁₂H₁₁N₃O₃S
  Molecular weight: 277.3
  CAS NO.:104-23-4
  Quality index:

  Item	Index
  Appearance	Orange to Brown Powder
  Water	1% Maxi
  Water Insolluble	0.2% Maxi
  4-Aminoazobenzene-3’-sulfonic acid  [102-23-8]	1 %  Maxi
  4-Aminoazobenzene [60-09-3]	<  0.1%
  Sulphate  content	2500  PPM  Maxi
  Ash  content	0.1%  Maxi

  Main use: it is an intermediate of dyes, can be used to manufacture Acid Yellow 6, Acid Red 151, Acid Red 7, Acid Red 142, Direct Red 152
  Packing: 25kg plastic woven bag or upon clients' request.

• Molecular Structure :