Benzenesulfonic acid, 4,5-dichloro-2-[2-[4,5-dihydro-3-methyl-5-oxo-1-(3-sulfophenyl)-1H-pyrazol-4-yl]diazenyl]-, calcium salt (1:1)

CAS Registry Number®

65212-77-3
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CAS Name

Benzenesulfonic acid, 4,5-dichloro-2-[2-[4,5-dihydro-3-methyl-5-oxo-1-(3-sulfophenyl)-1H-pyrazol-4-yl]diazenyl]-, calcium salt (1:1)

Molecular Formula

C16H12Cl2N4O7S2.Ca

Cite this Page

Benzenesulfonic acid, 4,5-dichloro-2-[2-[4,5-dihydro-3-methyl-5-oxo-1-(3-sulfophenyl)-1H-pyrazol-4-yl]diazenyl]-, calcium salt (1:1).   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=65212-77-3 (retrieved 2024-09-11) (CAS RN: 65212-77-3).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C16H12Cl2N4O7S2.Ca/c1-8-15(20-19-13-6-11(17)12(18)7-14(13)31(27,28)29)16(23)22(21-8)9-3-2-4-10(5-9)30(24,25)26;/h2-7,15H,1H3,(H,24,25,26)(H,27,28,29);

InChIKey

InChIKey=RWRFRSZHRFHQEO-UHFFFAOYSA-N

SMILES

O=C1N(N=C(C)C1N=NC2=C(S(=O)(=O)O)C=C(Cl)C(Cl)=C2)C3=CC(S(=O)(=O)O)=CC=C3.[Ca]

Canonical SMILES

[Ca].O=C1N(N=C(C)C1N=NC2=CC(Cl)=C(Cl)C=C2S(=O)(=O)O)C3=CC=CC(=C3)S(=O)(=O)O

Other Names for this Substance

  • Benzenesulfonic acid, 4,5-dichloro-2-[2-[4,5-dihydro-3-methyl-5-oxo-1-(3-sulfophenyl)-1H-pyrazol-4-yl]diazenyl]-, calcium salt (1:1)
  • Benzenesulfonic acid, 4,5-dichloro-2-[[4,5-dihydro-3-methyl-5-oxo-1-(3-sulfophenyl)-1H-pyrazol-4-yl]azo]-, calcium salt (1:1)
  • C.I. 18792
  • C.I. Pigment Yellow 183
  • Pigment Yellow 183

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Deleted or Replaced CAS Registry Numbers

112153-88-5