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Substance Name: Direct Yellow 34 free acid
RN: 15999-06-1
UNII: R1C1444NUY
InChIKey: PYZZWCXOEADQTK-IZRQRQPJSA-N

Molecular Formula

  • C37-H32-N6-O15-S4

Molecular Weight

  • 928.951
 
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Names and Synonyms

Name of Substance

  • Direct Yellow 34 free acid

Synonyms

  • 2,2'-Dimethoxy-4,4'-bis(4,8-disulfo-2-naphthylazo)-5,5'-dimethyldiphenylurea
  • EINECS 240-132-8
  • UNII-R1C1444NUY

Systematic Names

  • 1,5-Naphthalenedisulfonic acid, 3,3'-(carbonylbis(imino(5-methoxy-2-methyl-4,1-phenylene)-2,1-diazenediyl))bis-
  • 1,5-Naphthalenedisulfonic acid, 3,3'-(carbonylbis(imino(5-methoxy-2-methyl-4,1-phenylene)azo))bis-
  • 3,3'-(Carbonylbis(imino(5-methoxy-2-methyl-4,1-phenylene)azo))bis(naphthalene-1,5-disulphonic) acid

Registry Numbers

CAS Registry Number

  • 15999-06-1

FDA UNII

  • R1C1444NUY

Other Registry Number

  • 851808-05-4

System Generated Number

  • 0015999061

Structure Descriptors

InChI

1S/C37H32N6O15S4/c1-19-11-29(31(57-3)17-27(19)42-40-21-13-25-23(35(15-21)61(51,52)53)7-5-9-33(25)59(45,46)47)38-37(44)39-30-12-20(2)28(18-32(30)58-4)43-41-22-14-26-24(36(16-22)62(54,55)56)8-6-10-34(26)60(48,49)50/h5-18H,1-4H3,(H2,38,39,44)(H,45,46,47)(H,48,49,50)(H,51,52,53)(H,54,55,56)/b42-40+,43-41+

InChIKey

PYZZWCXOEADQTK-IZRQRQPJSA-N

Smiles

C(=O)(Nc1cc(c(cc1OC)\N=N\c1cc(c2cccc(c2c1)S(=O)(=O)O)S(=O)(=O)O)C)Nc1cc(c(cc1OC)\N=N\c1cc(c2cccc(c2c1)S(=O)(=O)O)S(=O)(=O)O)C