Propane, 2,2-dimethoxy-
- Formula: C5H12O2
- Molecular weight: 104.1476
- IUPAC Standard InChI: InChI=1S/C5H12O2/c1-5(2,6-3)7-4/h1-4H3
- IUPAC Standard InChIKey: HEWZVZIVELJPQZ-UHFFFAOYSA-N
- CAS Registry Number: 77-76-9
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Acetone, dimethyl acetal; Acetone dimethyl ketal; 2,2-Dimethoxypropane
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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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | -101.5 ± 0.3 | kcal/mol | Cm | Wiberg, Morgan, et al., 1994 | ALS |
| ΔfH°gas | -101.41 ± 0.23 | kcal/mol | Cm | Wiberg and Squires, 1979 | Hydrolysis; ALS |
| ΔfH°gas | -100.8 | kcal/mol | N/A | Stern and Dorer, 1962 | Value computed using ΔfHliquid° value of -457.1±1.0 kj/mol from Stern and Dorer, 1962 and ΔvapH° value of 35.2 kj/mol from Wiberg and Squires, 1979.; DRB |
References
Go To: Top, Gas phase thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Wiberg, Morgan, et al., 1994
Wiberg, K.B.; Morgan, K.M.; Maltz, H.,
Thermochemistry of carbonyl reactions. 6. A study of hydration equilibria,
J. Am. Chem. Soc., 1994, 116, 11067-11077. [all data]
Wiberg and Squires, 1979
Wiberg, K.B.; Squires, R.R.,
A microprocessor-controlled system for precise measurement of temperature changes. Determination of the enthalpies of hydrolysis of some polyoxygenated hydrocarbons,
J. Chem. Thermodyn., 1979, 11, 773-786. [all data]
Stern and Dorer, 1962
Stern, J.H.; Dorer, F.H.,
Standard heats of formation of 2,2-Dimethoxypropane (1), and 2,2 -Diethoxypropane (1). Group additivity theory and calculated heats of formation and five ketals,
J. Phys. Chem., 1962, 66, 97-99. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, References
- Symbols used in this document:
ΔfH°gas Enthalpy of formation of gas at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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