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Substance Name: Yellow 2G
RN: 25739-65-5
UNII: 9IEP9ULI22
InChIKey: DWYWPBYWDAZKNX-FMQUCBEESA-N

Molecular Formula

  • C16-H12-Cl2-N4-O7-S2

Molecular Weight

  • 507.33
 
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Names and Synonyms

Name of Substance

  • Yellow 2G

Synonyms

  • Benzenesulfonic acid, 2,5-dichloro-4-(4,5-dihydro-3-methyl-5-oxo-4-((4-sulfophenyl)azo)-1H-pyrazol-1-yl)-
  • UNII-9IEP9ULI22

Systematic Names

  • Benzenesulfonic acid, 2,5-dichloro-4-(4,5-dihydro-3-methyl-5-oxo-4-((4-sulfophenyl)azo)-1H-pyrazol-1-yl)-
  • Benzenesulfonic acid, 2,5-dichloro-4-(4,5-dihydro-3-methyl-5-oxo-4-(2-(4-sulfophenyl)diazenyl)-1H-pyrazol-1-yl)-

Registry Numbers

CAS Registry Number

  • 25739-65-5

FDA UNII

  • 9IEP9ULI22

Other Registry Numbers

  • 1071287-35-8
  • 765264-39-9

Related Registry Number

  • 6359-98-4 (di-hydrochloride salt)

System Generated Number

  • 0025739655

Structure Descriptors

InChI

1S/C16H12Cl2N4O7S2/c1-8-15(20-19-9-2-4-10(5-3-9)30(24,25)26)16(23)22(21-8)13-6-12(18)14(7-11(13)17)31(27,28)29/h2-7,15H,1H3,(H,24,25,26)(H,27,28,29)/b20-19+

InChIKey

DWYWPBYWDAZKNX-FMQUCBEESA-N

Smiles

O=S(=O)(c1c(cc(c(c1)Cl)N1C(=O)[C@@H](\N=N\c2ccc(cc2)S(=O)(=O)O)C(=N1)C)Cl)O