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Substance Name: Acid Brown 75
RN: 6637-87-2
InChIKey: SKCQDFLBBMGDPT-YNVLCFGRSA-L

Molecular Formula

  • C28-H17-N9-O16-S2.2Na

Molecular Weight

  • 843.586
 
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Names and Synonyms

Results Name

  • Acid Brown 75

Synonyms

  • 4-((2,4-Dihydroxy-3-((4-nitrophenyl)azo)-5-((3,5-dinitro-2-hydroxyphenyl)azo)phenyl)azo)-5-hydroxy-2,7-naphthalenedisulfonic acid, disodium salt
  • C.I. Acid Brown 75
  • EINECS 229-637-4
  • NSC 47740

Systematic Names

  • 2,7-Naphthalenedisulfonic acid, 4-((2,4-dihydroxy-5-((2-hydroxy-3,5-dinitrophenyl)azo)-3-((4-nitrophenyl)azo)phenyl)azo)-5-hydroxy-, disodium salt
  • 2,7-Naphthalenedisulfonic acid, 4-(2-(2,4-dihydroxy-5-(2-(2-hydroxy-3,5-dinitrophenyl)diazenyl)-3-(2-(4-nitrophenyl)diazenyl)phenyl)diazenyl)-5-hydroxy-, sodium salt (1:2)
  • Disodium 4-((2,4-dihydroxy-5-((2-hydroxy-3,5-dinitrophenyl)azo)-3-((4-nitrophenyl)azo)phenyl)azo)-5-hydroxynaphthalene-2,7-disulphonate

Registry Numbers

CAS Registry Number

  • 6637-87-2

System Generated Number

  • 0006637872

Molecular Formulas

Molecular Formula

  • C28-H17-N9-O16-S2.2Na

Molecular Formula Fragments

  • C28-H17-N9-O16-S2
  • COMPONENT
  • Na

Structure Descriptors

InChI

1S/C28H17N9O16S2.2Na/c38-23-10-17(55(51,52)53)6-12-5-16(54(48,49)50)9-18(24(12)23)30-32-20-11-21(33-31-19-7-15(36(44)45)8-22(26(19)39)37(46)47)28(41)25(27(20)40)34-29-13-1-3-14(4-2-13)35(42)43;;/h1-11,38-41H,(H,48,49,50)(H,51,52,53);;/q;2*+1/p-2/b32-30+,33-31+,34-29+;;

InChIKey

SKCQDFLBBMGDPT-YNVLCFGRSA-L

Smiles

[Na+].[Na+].c1c(cc(c2c(cc(cc12)S(=O)(=O)[O-])O)\N=N\c1c(c(c(c(c1)\N=N\c1c(c(cc(c1)[N+](=O)[O-])[N+](=O)[O-])O)O)\N=N\c1ccc(cc1)[N+](=O)[O-])O)S(=O)(=O)[O-]