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Substance Name: Pigment Red 48 magnesium
RN: 71832-83-2
UNII: 0D462B436D
InChIKey: LRWZOMLPQCOBKP-ANVLNOONSA-L

Molecular Formula

  • C18-H13-Cl-N2-O6-S.Mg

Molecular Weight

  • 443.1169
 
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Names and Synonyms

Name of Substance

  • Pigment Red 48 magnesium

Synonyms

  • 4-((5-Chloro-4-methyl-2-sulfophenyl)azo)-3-hydroxy-2-naphthalenecarboxylic acid, magnesium salt
  • EINECS 276-056-7
  • UNII-0D462B436D

Systematic Names

  • 2-Naphthalenecarboxylic acid, 4-((5-chloro-4-methyl-2-sulfophenyl)azo)-3-hydroxy-, magnesium salt (1:1)
  • 2-Naphthalenecarboxylic acid, 4-(2-(5-chloro-4-methyl-2-sulfophenyl)diazenyl)-3-hydroxy-, magnesium salt (1:1)
  • Magnesium 4-((5-chloro-4-methyl-2-sulphonatophenyl)azo)-3-hydroxy-2-naphthoate

Registry Numbers

CAS Registry Number

  • 71832-83-2

FDA UNII

  • 0D462B436D

Other Registry Numbers

  • 195740-21-7
  • 195740-22-8

System Generated Number

  • 0071832832

Molecular Formulas

Molecular Formula

  • C18-H13-Cl-N2-O6-S.Mg

Molecular Formula Fragments

  • C18-H13-Cl-N2-O6-S
  • COMPONENT
  • Mg

Structure Descriptors

InChI

1S/C18H13ClN2O6S.Mg/c1-9-6-15(28(25,26)27)14(8-13(9)19)20-21-16-11-5-3-2-4-10(11)7-12(17(16)22)18(23)24;/h2-8,22H,1H3,(H,23,24)(H,25,26,27);/q;+2/p-2/b21-20+;

InChIKey

LRWZOMLPQCOBKP-ANVLNOONSA-L

Smiles

Cc1cc(c(cc1Cl)/N=N/c2c3ccccc3cc(c2O)C(=O)[O-])S(=O)(=O)[O-].[Mg+2]