Ponceau 4R

More details:

• Systematic name

  Trisodium (8Z)-7-oxo-8-[(4-sulfonato-1-naphthyl)hydrazono]-7,8-dihydro-1,3-naphthalenedisulfonate

• SMILES

  [Na+].[Na+].[Na+].[O-]S(=O)(=O)c2c1c(cccc1)c(cc2)N/N=C3/c4c(\C=C/C3=O)cc(cc4S([O-])(=O)=O)S([O-])(=O)=O

• Std. InChi

  InChI=1S/C20H14N2O10S3.3Na/c23-16-7-5-11-9-12(33(24,25)26)10-18(35(30,31)32)19(11)20(16)22-21-15-6-8-17(34(27,28)29)14-4-2-1-3-13(14)15;;;/h1-10,21H,(H,24,25,26)(H,27,28,29)(H,30,31,32);;;/q;3*+1/p-3/b22-20+;;;

• Std. InChIKey

  IVNZBWNBYXERPK-DZGBHZPSSA-K

• Cite this record

  CSID:7844587, http://www.chemspider.com/Chemical-Structure.7844587.html (accessed 05:55, Apr 27, 2024)