3-Pyrazolidinone, 1-phenyl-
- Formula: C9H10N2O
- Molecular weight: 162.1885
- IUPAC Standard InChI: InChI=1S/C9H10N2O/c12-9-6-7-11(10-9)8-4-2-1-3-5-8/h1-5H,6-7H2,(H,10,12)
- IUPAC Standard InChIKey: CMCWWLVWPDLCRM-UHFFFAOYSA-N
- CAS Registry Number: 92-43-3
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Fenidon; Phenidone; 1-Phenyl-3-oxopyrazolidine; 1-Phenyl-3-pyrazolidinone; 1-Phenyl-3-pyrazolidone; 1-Phenylpyrazolid-3-one; 2-Pyrazolin-3-ol, 1-phenyl-; 1-P-3-P; 1-Phenyl-pyrazolidin-3-one
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Phase change data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: William E. Acree, Jr., James S. Chickos
Enthalpy of sublimation
| ΔsubH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 84.3 | 337.5 | A | Stephenson and Malanowski, 1987 | Based on data from 327. to 348. K. See also Aihara, 1960. |
References
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw,
Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2
. [all data]
Aihara, 1960
Aihara, Ariyuki,
Estimation of the Energy of Hydrogen Bonds Formed in Crystals. III. Amides,
Bull. Chem. Soc. Jpn., 1960, 33, 9, 1188-1194, https://doi.org/10.1246/bcsj.33.1188
. [all data]
Notes
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- Symbols used in this document:
ΔsubH Enthalpy of sublimation - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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