1-(4′-Sulfophenyl)-3-carboxy-5-pyrazolone

CAS Registry Number®

118-47-8

CAS Name

1-(4′-Sulfophenyl)-3-carboxy-5-pyrazolone

Molecular Formula

C10H8N2O6S

Molecular Mass

284.25

Cite this Page

1-(4′-Sulfophenyl)-3-carboxy-5-pyrazolone.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=118-47-8 (retrieved 2024-11-24) (CAS RN: 118-47-8).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C10H8N2O6S/c13-9-5-8(10(14)15)11-12(9)6-1-3-7(4-2-6)19(16,17)18/h1-4H,5H2,(H,14,15)(H,16,17,18)

InChIKey

InChIKey=TYCNXOAPQGVAQU-UHFFFAOYSA-N

SMILES

O=C1N(N=C(C(O)=O)C1)C2=CC=C(S(=O)(=O)O)C=C2

Canonical SMILES

O=C(O)C1=NN(C(=O)C1)C2=CC=C(C=C2)S(=O)(=O)O

Other Names for this Substance

  • 1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-1-(4-sulfophenyl)-
  • 2-Pyrazoline-3-carboxylic acid, 5-oxo-1-(p-sulfophenyl)-
  • 4,5-Dihydro-5-oxo-1-(4-sulfophenyl)-1H-pyrazole-3-carboxylic acid
  • 5-Oxo-1-(p-sulfophenyl)-2-pyrazoline-3-carboxylic acid
  • 1-Phenyl-4′-sulfo-5-pyrazolone-3-carboxylic acid

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Deleted or Replaced CAS Registry Numbers

857343-97-6

CAS INSIGHTSTM
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