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Substance Name: Ponceau MX
RN: 7481-49-4
InChIKey: YYYARFHFWYKNLF-FMQUCBEESA-N

Molecular Formula

  • C18-H16-N2-O7-S2

Molecular Weight

  • 436.4634
 
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Names and Synonyms

Name of Substance

  • Ponceau MX

Synonyms

  • 1-(2,4-Xylylazo)-2-naphthol-3,6-disulfonic acid disodium salt
  • C.I. 16150
  • Ponceau 2R
  • Ponceau xylidine

Systematic Name

  • 2,7-Naphthalenedisulfonic acid, 4-((2,4-dimethylphenyl)azo)-3-hydroxy-

Registry Numbers

CAS Registry Number

  • 7481-49-4

Other Registry Number

  • 23480-90-2

Related Registry Numbers

  • 3761-53-3 (di-hydrochloride salt)
  • 68928-54-1 (mono-barium salt)

System Generated Number

  • 0007481494

Structure Descriptors

InChI

1S/C18H16N2O7S2/c1-10-3-6-15(11(2)7-10)19-20-17-14-5-4-13(28(22,23)24)8-12(14)9-16(18(17)21)29(25,26)27/h3-9,21H,1-2H3,(H,22,23,24)(H,25,26,27)/b20-19+

InChIKey

YYYARFHFWYKNLF-FMQUCBEESA-N

Smiles

Cc1ccc(c(c1)C)/N=N/c2c3ccc(cc3cc(c2O)S(=O)(=O)O)S(=O)(=O)O