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Substance Name: Pigment Yellow 191 free acid
RN: 185252-52-2
UNII: FJJ448KM8B
InChIKey: UCSIXQHXWQFEFY-FMQUCBEESA-N

Molecular Formula

  • C17-H15-Cl-N4-O7-S2

Molecular Weight

  • 486.9115
 
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Names and Synonyms

Name of Substance

  • Pigment Yellow 191 free acid

Synonyms

  • Benzenesulfonic acid, 4-chloro-2-(2-(4,5-dihydro-3-methyl-5-oxo-1-(3-sulfophenyl)-1H-pyrazol-4-yl)diazenyl)-5-methyl-
  • Pigment Yellow 191 free acid
  • UNII-FJJ448KM8B

Registry Numbers

CAS Registry Number

  • 185252-52-2

FDA UNII

  • FJJ448KM8B

System Generated Number

  • 0185252522

Structure Descriptors

InChI

1S/C17H15ClN4O7S2/c1-9-6-15(31(27,28)29)14(8-13(9)18)19-20-16-10(2)21-22(17(16)23)11-4-3-5-12(7-11)30(24,25)26/h3-8,23H,1-2H3,(H,24,25,26)(H,27,28,29)/b20-19+

InChIKey

UCSIXQHXWQFEFY-FMQUCBEESA-N

Smiles

Cc1cc(c(cc1Cl)N=Nc2c(C)nn(c2O)c3cccc(c3)S(=O)(=O)O)S(=O)(=O)O