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Substance Name: Acid Yellow 127
RN: 12777-30-9
UNII: 67SL5C598T
InChIKey: MUDFQEMDVTYIAK-FJISBNMDSA-N

Classification Code

  • TSCA Flag PMN (a Commenced PMN (Premanufacture Notice) Substance)

Molecular Formula

  • C25-H18-Cl2-N8-O6-S.Na

Molecular Weight

  • 653.437
 
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Names and Synonyms

Results Name

  • Acid Yellow 127

Name of Substance

  • Acid Yellow 127

Synonyms

  • Acid Yellow 127
  • EINECS 235-817-3
  • UNII-67SL5C598T

Systematic Names

  • Benzenesulfonic acid, 2-((1-(2-chloro-6-methylphenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl)azo)-4-(((3-chloro-1-oxido-1,2,4-benzotriazin-7-yl)carbonyl)amino)-, monosodium salt
  • Benzenesulfonic acid, 2-(2-(1-(2-chloro-6-methylphenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl)diazenyl)-4-(((3-chloro-1-oxido-1,2,4-benzotriazin-7-yl)carbonyl)amino)-, sodium salt (1:1)
  • Sodium 4-(((3-chloro-1,2,4-benzotriazin-7-yl)carbonyl)amino)-2-((1-(6-chloro-o-tolyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl)azo)benzenesulphonate N4-oxide

Registry Numbers

CAS Registry Number

  • 12777-30-9

FDA UNII

  • 67SL5C598T

System Generated Number

  • 0012777309

Molecular Formulas

Molecular Formula

  • C25-H18-Cl2-N8-O6-S.Na

Molecular Formula Fragments

  • C25-H18-Cl2-N8-O6-S
  • COMPONENT
  • Na

Structure Descriptors

InChI

1S/C25H19Cl2N8O6S.Na/c1-12-4-3-5-16(26)22(12)34-24(37)21(13(2)32-34)31-30-18-11-15(7-9-20(18)42(39,40)41)28-23(36)14-6-8-17-19(10-14)35(38)33-25(27)29-17;/h3-11,21H,1-2H3,(H,28,36)(H,29,33)(H,39,40,41);/q-1;+1/b31-30+;

InChIKey

MUDFQEMDVTYIAK-FJISBNMDSA-N

Smiles

[Na+].c1(c(cc(cc1)NC(=O)c1ccc2NC(=NN(c2c1)[O-])Cl)\N=N\[C@@H]1C(=NN(C1=O)c1c(cccc1C)Cl)C)S(=O)(=O)O