Nonane, 2-methyl-
- Formula: C10H22
- Molecular weight: 142.2817
- IUPAC Standard InChIKey: SGVYKUFIHHTIFL-UHFFFAOYSA-N
- CAS Registry Number: 871-83-0
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Species with the same structure:
- Other names: 2-Methylnonane; iso-decane
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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: Donald R. Burgess, Jr.
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -260.2 | kJ/mol | N/A | Moore, Renquist, et al., 1940 | Value computed using ΔfHliquid° value of -309.8±2.4 kj/mol from Moore, Renquist, et al., 1940 and ΔvapH° value of 49.64 kj/mol from missing citation. |
Condensed phase thermochemistry 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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°liquid | -309.8 ± 2.4 | kJ/mol | Ccb | Moore, Renquist, et al., 1940 | Reanalyzed by Cox and Pilcher, 1970, Original value = -311.9 kJ/mol; ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -6769.5 ± 2.3 | kJ/mol | Ccb | Moore, Renquist, et al., 1940 | Reanalyzed by Cox and Pilcher, 1970, Original value = -6766.6 ± 2.3 kJ/mol; Corresponding ΔfHºliquid = -309.8 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
Quantity | Value | Units | Method | Reference | Comment |
S°liquid | 420.1 | J/mol*K | N/A | Parks, West, et al., 1941 | Extrapolation below 80 K, 81.42 J/mol*K.; DH |
Constant pressure heat capacity of liquid
Cp,liquid (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
313.30 | 298.1 | Parks, West, et al., 1941 | T = 80 to 300 K.; DH |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Moore, Renquist, et al., 1940
Moore, G.E.; Renquist, M.L.; Parks, G.S.,
Thermal data on organic compounds. XX. Modern combustion data for two methylnonanes, methyl ethyl ketone, thiophene and six cycloparaffins,
J. Am. Chem. Soc., 1940, 62, 1505-1507. [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]
Parks, West, et al., 1941
Parks, G.S.; West, T.J.; Moore, G.E.,
Thermal data on organic compounds. XXI. Some heat capacity, entropy and free energy data for the four methylnonanes,
J. Am. Chem. Soc., 1941, 63, 1133-1135. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid S°liquid Entropy of liquid at standard conditions ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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