2H-Pyran, tetrahydro-2-methoxy-
- Formula: C6H12O2
- Molecular weight: 116.1583
- IUPAC Standard InChI: InChI=1S/C6H12O2/c1-7-6-4-2-3-5-8-6/h6H,2-5H2,1H3
- IUPAC Standard InChIKey: XTDKZSUYCXHXJM-UHFFFAOYSA-N
- CAS Registry Number: 6581-66-4
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: 2-Methoxytetrahydropyran; tetrahydro-2-methoxy-2H-pyran
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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: Glushko Thermocenter, Russian Academy of Sciences, Moscow
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| S°gas | 87.811 | cal/mol*K | N/A | Wiberg K.B., 1989 | Selected values were obtained by ab initio calculation. |
Constant pressure heat capacity of gas
| Cp,gas (cal/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 33.659 | 298.15 | Wiberg K.B., 1989 | Selected values were obtained by ab initio calculation. |
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
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Individual Reactions
+
=
By formula: H2 + C6H10O2 = C6H12O2
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -25.89 ± 0.28 | kcal/mol | Chyd | Allinger, Glaser, et al., 1981 | liquid phase; solvent: Hexane |
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.
Wiberg K.B., 1989
Wiberg K.B.,
Rotational barriers. 4. Dimethoxymethane. The anomeric effect revisited.,
J. Am. Chem. Soc., 1989, 111, 4821-4828. [all data]
Allinger, Glaser, et al., 1981
Allinger, N.L.; Glaser, J.A.; Davis, H.E.,
Heats of hydrogenation of some vinyl ethers and related compounds,
J. Org. Chem., 1981, 46, 658-661. [all data]
Notes
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- Symbols used in this document:
Cp,gas Constant pressure heat capacity of gas S°gas Entropy of gas at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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