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Substance Name: Pigment Yellow 120
RN: 29920-31-8
UNII: NI7H5NCD5F
InChIKey: IHRACTUONPFMSI-OCEACIFDSA-N

Molecular Formula

  • C21-H19-N5-O7

Molecular Weight

  • 453.409
 
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Names and Synonyms

Name of Substance

  • Pigment Yellow 120

Synonyms

  • EC 249-955-7
  • EINECS 249-955-7
  • UNII-NI7H5NCD5F

Systematic Names

  • 1,3-Benzenedicarboxylic acid, 5-((1-(((2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino)carbonyl)-2-oxopropyl)azo)-, dimethyl ester
  • 1,3-Benzenedicarboxylic acid, 5-(2-(1-(((2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino)carbonyl)-2-oxopropyl)diazenyl)-, 1,3-dimethyl ester
  • Dimethyl 5-((1-(((2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino)carbonyl)-2-oxopropyl)azo)terephthalate
  • Dimethyl 5-((1-(((2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino)carbonyl)-2-oxopropyl)azoterephthalate

Registry Numbers

CAS Registry Number

  • 29920-31-8

FDA UNII

  • NI7H5NCD5F

System Generated Number

  • 0029920318

Structure Descriptors

InChI

1S/C21H19N5O7/c1-10(27)17(18(28)22-13-4-5-15-16(9-13)24-21(31)23-15)26-25-14-7-11(19(29)32-2)6-12(8-14)20(30)33-3/h4-9,17H,1-3H3,(H,22,28)(H2,23,24,31)/b26-25+

InChIKey

IHRACTUONPFMSI-OCEACIFDSA-N

Smiles

O=C(OC)c1cc(\N=N\[C@@H](C(=O)C)C(=O)Nc2ccc3[nH]c(=O)[nH]c3c2)cc(C(=O)OC)c1