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
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Options:
Gas phase thermochemistry data
Go To: Top, Condensed phase thermochemistry data, Reaction 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: Glushko Thermocenter, Russian Academy of Sciences, Moscow
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| S°gas | 367.40 | J/mol*K | N/A | Wiberg K.B., 1989 | Selected values were obtained by ab initio calculation. |
Constant pressure heat capacity of gas
| Cp,gas (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 140.83 | 298.15 | Wiberg K.B., 1989 | Selected values were obtained by ab initio calculation. |
Condensed phase thermochemistry data
Go To: Top, Gas phase thermochemistry data, Reaction 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 |
|---|---|---|---|---|---|
| ΔcH°liquid | -3633.8 ± 1.3 | kJ/mol | Ccb | Skuratov, Strepikheev, et al., 1957 | Reanalyzed by Cox and Pilcher, 1970, Original value = -3635. ± 1. kJ/mol; Combustion at 293 K; Corresponding ΔfHºliquid = -442.25 kJ/mol (simple calculation by NIST; no Washburn corrections) |
Reaction thermochemistry data
Go To: Top, Gas phase thermochemistry data, Condensed 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
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: H2 + C6H10O2 = C6H12O2
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -108.3 ± 1.2 | kJ/mol | Chyd | Allinger, Glaser, et al., 1981 | liquid phase; solvent: Hexane |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, Notes
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]
Skuratov, Strepikheev, et al., 1957
Skuratov, S.M.; Strepikheev, A.A.; Kozina, M.P.,
About the reaction activity of five and six-membered heterocyclic compounds,
Dokl. Akad. Nauk SSSR, 1957, 117, 452-454. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [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
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, References
- Symbols used in this document:
Cp,gas Constant pressure heat capacity of gas S°gas Entropy of gas at standard conditions ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.