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Substance Name: 2-Naphthalenecarboxylic acid, 4-(2-(4-chloro-5-ethyl-2-sulfophenyl)diazenyl)-3-hydroxy-, calcium salt (1:1)
RN: 58067-05-3
InChIKey: XFBYVZFACYDNIR-QUABFQRHSA-L

Molecular Formula

  • C19-H15-Cl-N2-O6-S.Ca

Molecular Weight

  • 472.917
 
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Names and Synonyms

Synonyms

  • 2-Naphthalenecarboxylic acid, 4-((4-chloro-5-ethyl-2-sulfophenyl)azo)-3-hydroxy-, calcium salt (1:1)
  • C.I. Pigment Red 200, calcium salt
  • EINECS 261-091-2

Systematic Names

  • 2-Naphthalenecarboxylic acid, 4-((4-chloro-5-ethyl-2-sulfophenyl)azo)-3-hydroxy-, calcium salt (1:1)
  • 2-Naphthalenecarboxylic acid, 4-(2-(4-chloro-5-ethyl-2-sulfophenyl)diazenyl)-3-hydroxy-, calcium salt (1:1)
  • Calcium 4-((4-chloro-5-ethyl-2-sulphonatophenyl)azo)-3-hydroxy-2-naphthoate

Registry Numbers

CAS Registry Number

  • 58067-05-3

System Generated Number

  • 0058067053

Molecular Formulas

Molecular Formula

  • C19-H15-Cl-N2-O6-S.Ca

Molecular Formula Fragments

  • C19-H15-Cl-N2-O6-S
  • Ca
  • COMPONENT

Structure Descriptors

InChI

1S/C19H15ClN2O6S.Ca/c1-2-10-7-15(17(9-14(10)20)29(26,27)28)21-22-18-12-6-4-3-5-11(12)13(19(24)25)8-16(18)23;/h3-9,23H,2H2,1H3,(H,24,25)(H,26,27,28);/q;+2/p-2/b22-21+;

InChIKey

XFBYVZFACYDNIR-QUABFQRHSA-L

Smiles

c1(\N=N\c2c(S(=O)(=O)[O-])cc(c(CC)c2)Cl)c2c(c(cc1O)C(=O)[O-])cccc2.[Ca+2]