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Substance Name: Chrome azurol S
RN: 1667-99-8
InChIKey: FUIZKNBTOOKONL-DPSBJRLESA-K

Note

  • Reagent for beryllium determination spectrophotometrically.

Classification Code

  • Indicators and Reagents

Molecular Formula

  • C23-H16-Cl2-O9-S.3Na

Molecular Weight

  • 605.289
 
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Names and Synonyms

Name of Substance

  • Chrome azurol S

Synonyms

  • 3''-Sulfo-2'',6''-dichloro-3,3'-dimethyl-4-hydroxyfuchsone-5,5'-dicarboxylic acid, trisodium salt
  • Alberon
  • Antracromo Azurol BS
  • C.I. 43825
  • C.I. Mordant Blue 29
  • Chrome azurol S
  • Chromeazurol S
  • Chromine Sky Blue S
  • Chromoxane Pure Blue BLD
  • EINECS 216-787-0
  • NSC 56431
  • NSC 623549

Systematic Names

  • 5-((3-Carboxy-5-methyl-4-oxo-2,5-cyclohexadien-1-ylidene)(2,6-dichloro-3-sulfophenyl)methyl)-2-hydroxy-3-methylbenzoic acid trisodium salt
  • Benzoic acid, 5-((3-carboxy-5-methyl-4-oxo-2,5-cyclohexadien-1-ylidene)(2,6-dichloro-3-sulfophenyl)methyl)-2-hydroxy-3-methyl-, sodium salt (1:3)
  • Benzoic acid, 5-((3-carboxy-5-methyl-4-oxo-2,5-cyclohexadien-1-ylidene)(2,6-dichloro-3-sulfophenyl)methyl)-2-hydroxy-3-methyl-, trisodium salt
  • C.I. Mordant Blue 29, trisodium salt (8CI)
  • Trisodium 5-((3-carboxylato-5-methyl-4-oxo-2,5-cyclohexadien-1-ylidene)(2,6-dichloro-3-sulphonatophenyl)methyl)-2-hydroxy-3-methylbenzoate

Registry Numbers

CAS Registry Number

  • 1667-99-8

System Generated Number

  • 0001667998

Molecular Formulas

Molecular Formula

  • C23-H16-Cl2-O9-S.3Na

Molecular Formula Fragments

  • C23-H16-Cl2-O9-S
  • COMPONENT
  • Na

Structure Descriptors

InChI

1S/C23H16Cl2O9S.3Na/c1-9-5-11(7-13(20(9)26)22(28)29)17(12-6-10(2)21(27)14(8-12)23(30)31)18-15(24)3-4-16(19(18)25)35(32,33)34;;;/h3-8,26H,1-2H3,(H,28,29)(H,30,31)(H,32,33,34);;;/q;3*+1/p-3/b17-12+;;;

InChIKey

FUIZKNBTOOKONL-DPSBJRLESA-K

Smiles

C(\c1c(c(ccc1Cl)S(=O)(=O)[O-])Cl)(c1cc(c(O)c(c1)C)C(=O)[O-])=C1\C=C(C(=O)C(=C1)C)C(=O)[O-].[Na+].[Na+].[Na+]