4,5-Dihydro-5-oxo-1H-pyrazole-3-carboxylic acid
CAS Registry Number®
71173-77-8
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CAS Name
4,5-Dihydro-5-oxo-1H-pyrazole-3-carboxylic acidMolecular Formula
C4H4N2O3Molecular Mass
128.09Cite this Page
4,5-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=71173-77-8 (retrieved ) (CAS RN: 71173-77-8). Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).Compound Properties
Melting Point (1)
>250 °C
Source(s)
Other Names and Identifiers
InChI
InChI=1S/C4H4N2O3/c7-3-1-2(4(8)9)5-6-3/h1H2,(H,6,7)(H,8,9)
InChIKey
InChIKey=YKJJEZSCAQDLOD-UHFFFAOYSA-N
SMILES
C(O)(=O)C=1CC(=O)NN1
Canonical SMILES
O=C(O)C1=NNC(=O)C1
Other Names for this Substance
- 1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-
- 2-Pyrazoline-3-carboxylic acid, 5-oxo-
- 4,5-Dihydro-5-oxo-1H-pyrazole-3-carboxylic acid
