1,3,4-Oxadiazol-2(5H)-one,5,5-dimethyl-
- Formula: C4H6N2O2
- Molecular weight: 114.1026
- IUPAC Standard InChI: InChI=1S/C4H6N2O2/c1-4(2)6-5-3(7)8-4/h1-2H3
- IUPAC Standard InChIKey: APLAWSQBLGCLQT-UHFFFAOYSA-N
- CAS Registry Number: 28873-61-2
- Chemical structure:
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Gas phase thermochemistry 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | -47.7 ± 2.0 | kcal/mol | Ccb | Paine and Warkentin, 1979 |
Phase change data
Go To: Top, Gas phase thermochemistry data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔsubH° | 8.3 ± 2.0 | kcal/mol | E | Paine and Warkentin, 1979 |
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.
Paine and Warkentin, 1979
Paine, A.J.; Warkentin, J.,
Ketone or diazoalkane formation from Δ3-1,3,4-oxadiazolin-2-ones. Details of two competing thermolysis mechanisms,
Can. J. Chem., 1979, 57, 2681-2695. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Phase change data, References
- Symbols used in this document:
ΔfH°gas Enthalpy of formation of gas at standard conditions ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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