Methane, nitro-
- Formula: CH3NO2
- Molecular weight: 61.0400
- IUPAC Standard InChIKey: LYGJENNIWJXYER-UHFFFAOYSA-N
- CAS Registry Number: 75-52-5
- 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. - Other names: Nitromethane; Nitrocarbol; CH3NO2; Nitrometan; UN 1261; NM; NSC 428
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Condensed phase thermochemistry data
Go To: Top, 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 | -113. ± 0.4 | kJ/mol | Ccb | Lebedeva and Ryadenko, 1973 | ALS |
ΔfH°liquid | -113.1 ± 0.63 | kJ/mol | Ccb | Cass, Fletcher, et al., 1958 | Reanalyzed by Cox and Pilcher, 1970, Original value = -93. ± 1. kJ/mol; ALS |
ΔfH°liquid | -89.04 ± 0.75 | kJ/mol | Ccb | Holcomb and Dorsey, 1949 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -709.6 ± 0.4 | kJ/mol | Ccb | Lebedeva and Ryadenko, 1973 | ALS |
ΔcH°liquid | -703. ± 1. | kJ/mol | Ccb | Knobel, Miroshnichenko, et al., 1971 | ALS |
ΔcH°liquid | -709.15 ± 0.59 | kJ/mol | Ccb | Cass, Fletcher, et al., 1958 | Reanalyzed by Cox and Pilcher, 1970, Original value = -730. ± 1. kJ/mol; ALS |
ΔcH°liquid | -733.25 ± 0.75 | kJ/mol | Ccb | Holcomb and Dorsey, 1949 | ALS |
ΔcH°liquid | -709.2 | kJ/mol | Ccb | Swientoslawski, 1910 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
S°liquid | 171.75 | J/mol*K | N/A | Jones and Giauque, 1947 | DH |
Constant pressure heat capacity of liquid
Cp,liquid (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
106.22 | 308. | Berman and West, 1969 | T = 308 to 473 K.; DH |
108.8 | 313. | Hough, Mason, et al., 1950 | T = 313 to 363 K.; DH |
105.98 | 298.15 | Jones and Giauque, 1947 | T = 15 to 300 K.; DH |
100. | 298. | Williams, 1925 | T = 288 to 343 K. Equation only.; DH |
References
Go To: Top, 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.
Lebedeva and Ryadenko, 1973
Lebedeva, N.D.; Ryadenko, V.L.R.,
Enthalpies of formation of nitroalkanes,
Russ. J. Phys. Chem. (Engl. Transl.), 1973, 47, 1382. [all data]
Cass, Fletcher, et al., 1958
Cass, R.C.; Fletcher, S.E.; Mortimer, C.T.; Quincey, P.G.; Springall, H.D.,
Heats of combustion and molecular structure. Part IV. Aliphatic nitroalkanes and nitric esters,
J. Chem. Soc., 1958, 958-962. [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]
Holcomb and Dorsey, 1949
Holcomb, D.E.; Dorsey, C.L., Jr.,
Thermodynamic properties of nitroparaffins,
Ind. Eng. Chem., 1949, 41, 2788-2792. [all data]
Knobel, Miroshnichenko, et al., 1971
Knobel, Y.K.; Miroshnichenko, E.A.; Lebedev, Y.A.,
Heats of combustion of nitromethane and dinitromethane: enthalpies of formation of nitromethyl radicals and energies of dissociation of bonds in nitro derivatives of methane,
Bull. Acad. Sci. USSR, Div. Chem. Sci., 1971, 425-428. [all data]
Swientoslawski, 1910
Swientoslawski, W.,
Thermochemische Untersuchungen der organischen Verbindungen. Dritte Mitteilung. Stickstoffhaltige Verbindungen.,
Z. Phys. Chem., 1910, 72, 49-83. [all data]
Jones and Giauque, 1947
Jones, W.M.; Giauque, W.F.,
The entropy of nitromethane. Heat capacity of solid and liquid. Vapor pressure, heats of fusion and vaporization,
J. Am. Chem. Soc., 1947, 69, 983-987. [all data]
Berman and West, 1969
Berman, H.A.; West, E.D.,
Heat capacity of liquid nitromethane from 35 to 200°C,
J. Chem. Eng. Data, 1969, 14, 107-109. [all data]
Hough, Mason, et al., 1950
Hough, E.W.; Mason, D.M.; Sage, B.H.,
Heat capacities of several organic liquids,
J. Am. Chem. Soc., 1950, 72, 5775-5777. [all data]
Williams, 1925
Williams, J.W.,
A study of the physical properties of nitromethane,
J. Am. Chem. Soc., 1925, 47, 2644-2652. [all data]
Notes
Go To: Top, 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°liquid Enthalpy of formation of liquid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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