2,5-Dihydro-5-oxo-1H-pyrazole-3-carboxylic acid

CAS Registry Number®

37832-55-6

CAS Name

2,5-Dihydro-5-oxo-1H-pyrazole-3-carboxylic acid

Molecular Formula

C4H4N2O3

Molecular Mass

128.09

Cite this Page

2,5-Dihydro-5-oxo-1H-pyrazole-3-carboxylic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=37832-55-6 (retrieved 2024-11-22) (CAS RN: 37832-55-6).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C4H4N2O3/c7-3-1-2(4(8)9)5-6-3/h1H,(H,8,9)(H2,5,6,7)

InChIKey

InChIKey=FERCTUUKKXAWIL-UHFFFAOYSA-N

SMILES

C(O)(=O)C1=CC(=O)NN1

Canonical SMILES

O=C(O)C1=CC(=O)NN1

Other Names for this Substance

  • 1H-Pyrazole-3-carboxylic acid, 2,5-dihydro-5-oxo-
  • 3-Pyrazoline-3-carboxylic acid, 5-oxo-
  • 2,5-Dihydro-5-oxo-1H-pyrazole-3-carboxylic acid
  • 3-Hydroxy-1H-pyrazole-5-carboxylic acid

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