(l,l)-cis-3,6-Dimethylpiperazine-2,5-dione
- Formula: C6H10N2O2
- Molecular weight: 142.1558
- IUPAC Standard InChI: InChI=1S/C6H10N2O2/c1-3-5(9)8-4(2)6(10)7-3/h3-4H,1-2H3,(H,7,10)(H,8,9)/t3-,4-/m1/s1
- IUPAC Standard InChIKey: WWISPHBAYBECQZ-QWWZWVQMSA-N
- CAS Registry Number: 5845-61-4
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
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Condensed 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 |
|---|---|---|---|---|---|
| ΔcH°solid | -3292.8 ± 0.3 | kJ/mol | Ccb | Wrede, 1911 |
Reaction 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
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
=
By formula: C6H10N2O2 = C6H10N2O2
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 0.9 ± 0.4 | kJ/mol | Eqk | Eguchi and Kakuta, 1974 | liquid phase; solvent: Ethanol/base |
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.
Wrede, 1911
Wrede, F.,
Uber die Bestimmung von Berbrennungswarmen mittels der kalorimetrischen Bombe unter Benutzung des Platinwiderstandsthermometers,
Z. Phys. Chem. (Leipzig), 1911, 81-94. [all data]
Eguchi and Kakuta, 1974
Eguchi, C.; Kakuta, A.,
Studies on cyclic dipeptides. I. Thermodynamics of the cis-trans isomerization of the side chains in cyclic dipeptides,
J. Am. Chem. Soc., 1974, 96, 3985-3989. [all data]
Notes
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- Symbols used in this document:
ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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