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Substance Name: Acid Orange 56
RN: 6470-20-8
InChIKey: JCGDEGCAEZOBSD-UUIOKUIJSA-L

Classification Codes

  • TSCA Flag PMN (a Commenced PMN (Premanufacture Notice) Substance)
  • TSCA Flag S (Substance is Identified in a Final Significant New Use Rule)

Molecular Formula

  • C32-H24-N6-O8-S2.2Na

Molecular Weight

  • 728.672
 
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Names and Synonyms

Results Name

  • Acid Orange 56

Synonyms

  • C.I. Acid Orange 56
  • EINECS 229-294-0

Systematic Names

  • (1,1'-Biphenyl)-2,2'-disulfonic acid, 4-((4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo)-4'-((2-hydroxy-1-naphthalenyl)azo)-, disodium salt
  • (1,1'-Biphenyl)-2,2'-disulfonic acid, 4-(2-(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)diazenyl)-4'-(2-(2-hydroxy-1-naphthalenyl)diazenyl)-, sodium salt (1:2)
  • Disodium 4-((4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo)-4'-((2-hydroxy-1-naphthyl)azo)(1,1'-biphenyl)-2,2'-disulphonate

Registry Numbers

CAS Registry Number

  • 6470-20-8

System Generated Number

  • 0006470208

Molecular Formulas

Molecular Formula

  • C32-H24-N6-O8-S2.2Na

Molecular Formula Fragments

  • C32-H24-N6-O8-S2
  • COMPONENT
  • Na

Structure Descriptors

InChI

1S/C32H24N6O8S2.2Na/c1-19-30(32(40)38(37-19)23-8-3-2-4-9-23)35-33-21-12-14-25(28(17-21)47(41,42)43)26-15-13-22(18-29(26)48(44,45)46)34-36-31-24-10-6-5-7-20(24)11-16-27(31)39;;/h2-18,30,39H,1H3,(H,41,42,43)(H,44,45,46);;/q;2*+1/p-2/b35-33+,36-34+;;

InChIKey

JCGDEGCAEZOBSD-UUIOKUIJSA-L

Smiles

[Na+].[Na+].c1(c(cc(cc1)\N=N\[C@@H]1C(=NN(C1=O)c1ccccc1)C)S(=O)(=O)[O-])c1c(cc(cc1)\N=N\c1c(ccc2ccccc12)O)S(=O)(=O)[O-]