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Substance Name: Indigotetrasulfonic acid
RN: 6371-42-2
UNII: 7TC1ITJ19H
InChIKey: XAWXAATVFSHLBI-XURWPRCOSA-J

Molecular Formula

  • C16-H10-N2-O14-S4.4Na

Molecular Weight

  • 670.4474
 
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Names and Synonyms

Name of Substance

  • Indigotetrasulfonic acid

Synonyms

  • Indigotine P
  • UNII-7TC1ITJ19H

Systematic Name

  • 1H-Indole-5,7-disulfonic acid, 2-(1,3-dihydro-3-oxo-5,7-disulfo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-, tetrasodium salt

Registry Numbers

CAS Registry Number

  • 6371-42-2

FDA UNII

  • 7TC1ITJ19H

System Generated Number

  • 0006371422

Molecular Formulas

Molecular Formula

  • C16-H10-N2-O14-S4.4Na

Molecular Formula Fragments

  • C16-H10-N2-O14-S4
  • COMPONENT
  • Na

Structure Descriptors

InChI

1S/C16H10N2O14S4.4Na/c19-15-7-1-5(33(21,22)23)3-9(35(27,28)29)11(7)17-13(15)14-16(20)8-2-6(34(24,25)26)4-10(12(8)18-14)36(30,31)32;;;;/h1-4,17-18H,(H,21,22,23)(H,24,25,26)(H,27,28,29)(H,30,31,32);;;;/q;4*+1/p-4/b14-13+;;;;

InChIKey

XAWXAATVFSHLBI-XURWPRCOSA-J

Smiles

c1c(cc(c2c1C(=O)/C(=C\3/C(=O)c4cc(cc(c4N3)S(=O)(=O)[O-])S(=O)(=O)[O-])/N2)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]