Methane
- Formula: CH4
- Molecular weight: 16.0425
- IUPAC Standard InChI: InChI=1S/CH4/h1H4
- IUPAC Standard InChIKey: VNWKTOKETHGBQD-UHFFFAOYSA-N
- CAS Registry Number: 74-82-8
- 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: Marsh gas; Methyl hydride; CH4; Fire Damp; R 50; Biogas; R 50 (refrigerant)
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Normal boiling point
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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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
| Tboil (K) | Reference | Comment |
|---|---|---|
| 111.7 | Majer and Svoboda, 1985 | |
| 111.65 | Pavese, Cagna, et al., 1976 | Uncertainty assigned by TRC = 0.002 K; TRC |
| 111.6 | Streng, 1971 | Uncertainty assigned by TRC = 0.2 K; TRC |
| 111.7 | Gilmour, Zwicker, et al., 1967 | TRC |
| 111.7 | Croll and Scott, 1964 | Uncertainty assigned by TRC = 0.3 K; TRC |
| 111.65 | Lovejoy, 1963 | TRC |
| 111.65 | Ziegler, Mullins, et al., 1962 | Uncertainty assigned by TRC = 0.07 K; TRC |
| 112. | Rossini, 1948 | Uncertainty assigned by TRC = 0.5 K; TRC |
| 112. | Hooper, 1947 | Uncertainty assigned by TRC = 0.5 K; TRC |
| 112. | Rossini, 1943 | Uncertainty assigned by TRC = 0.5 K; TRC |
| 111.5 | Frank and Clusius, 1937 | Uncertainty assigned by TRC = 0.5 K; TRC |
| 110.2 | Hunter, 1906 | Uncertainty assigned by TRC = 1. K; TRC |
| 109.2 | Olszewski, 1885 | Uncertainty assigned by TRC = 1. K; TRC |
References
Go To: Top, Normal boiling point, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Majer and Svoboda, 1985
Majer, V.; Svoboda, V.,
Enthalpies of Vaporization of Organic Compounds: A Critical Review and Data Compilation, Blackwell Scientific Publications, Oxford, 1985, 300. [all data]
Pavese, Cagna, et al., 1976
Pavese, F.; Cagna, G.; Ferri, D.,
The Triple Point of Pure Methane
in Proc. Int. Cryog. Eng. Conf. 6, 1976. [all data]
Streng, 1971
Streng, A.G.,
Miscibility and Compatibility of Some Liquid and Solidified Gases at Low Temperature,
J. Chem. Eng. Data, 1971, 16, 357. [all data]
Gilmour, Zwicker, et al., 1967
Gilmour, J.B.; Zwicker, J.O.; Katz, J.; Scott, R.L.,
Fluorocarbon Solutions at Low Temperatures V. The Liquid Mixtures C2H6 + C2F6m, C3H8 + C2F6, CH4 + C3F8, C2H6 + C3F8, C3H8 + C3F8, n-C4H10 + C3F8, i-C4H10 + C3F8, C3H8 + n-C4F10, n-C6H14 + n-C4F10, n,
J. Phys. Chem., 1967, 71, 3259. [all data]
Croll and Scott, 1964
Croll, I.M.; Scott, R.L.,
Fluorocarbon Solutions at Low Termperatures IV. The Liquid Mixtures CH4 + CClF3, CH2F2 + CClF3, CHF3 + CClF3, CF4 + CClF3, C2H6 + CClF3, C2H6 + CF4, and CHF3 + CF4,
J. Phys. Chem., 1964, 68, 3853. [all data]
Lovejoy, 1963
Lovejoy, D.R.,
Some Boiling and Ptriple Points Below 0 deg C,
Nature (London), 1963, 197, 353. [all data]
Ziegler, Mullins, et al., 1962
Ziegler, W.T.; Mullins, J.C.; Kirk, B.S.,
Calculation of the Vapor Pressure and Heats of Vaporization and Sublimation of Liquids and Solids, Especially Below One Atmosphere Pressure. II. Argon, Ga. Inst. Technol., Eng. Exp. Stn., Proj. A-460, Tech. Rep. No. 2, 1962. [all data]
Rossini, 1948
Rossini, F.D.,
Pure compounds from petroleum purification and purity of hydrocarbons,
Anal. Chem., 1948, 20, 110-21. [all data]
Hooper, 1947
Hooper, J.H.D.,
The analysis of hydrocarbon gases by low temperature distillation,
Analyst (London), 1947, 72, 513-20. [all data]
Rossini, 1943
Rossini, F.D.,
Pet. Eng., 1943, 14, 5, 41-2. [all data]
Frank and Clusius, 1937
Frank, A.; Clusius, K.,
On The Entropy of Methane,
Z. Phys. Chem., Abt. B, 1937, 36, 291. [all data]
Hunter, 1906
Hunter, M.A.,
The Molecular Aggregation of Liquified Gases,
J. Phys. Chem., 1906, 10, 330-60. [all data]
Olszewski, 1885
Olszewski, K.,
Liquefaction and solidification of methane and nitrogen dioxide.,
C. R. Hebd. Seances Acad. Sci., 1885, 100, 940-3. [all data]
Notes
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- Symbols used in this document:
Tboil Boiling point - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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