Cyclobutane
- Formula: C4H8
- Molecular weight: 56.1063
- IUPAC Standard InChI: InChI=1S/C4H8/c1-2-4-3-1/h1-4H2
- IUPAC Standard InChIKey: PMPVIKIVABFJJI-UHFFFAOYSA-N
- CAS Registry Number: 287-23-0
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
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- Other names: Tetramethylene; UN 2601
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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: Glushko Thermocenter, Russian Academy of Sciences, Moscow
Constant pressure heat capacity of gas
| Cp,gas (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 34.15 | 50. | Dorofeeva O.V., 1986 | Discrepancies between selected values and those calculated earlier [ Rathjens G.W., 1953] increase as the temperature increases and amount to 5.4 and 3.1 J/mol*K for S(1500 K) and Cp(1500 K), respectively. |
| 38.19 | 100. | ||
| 42.28 | 150. | ||
| 48.84 | 200. | ||
| 64.23 | 273.15 | ||
| 70.6 ± 1.5 | 298.15 | ||
| 71.05 | 300. | ||
| 97.67 | 400. | ||
| 122.03 | 500. | ||
| 142.64 | 600. | ||
| 159.92 | 700. | ||
| 174.52 | 800. | ||
| 186.99 | 900. | ||
| 197.67 | 1000. | ||
| 206.85 | 1100. | ||
| 214.76 | 1200. | ||
| 221.59 | 1300. | ||
| 227.50 | 1400. | ||
| 232.62 | 1500. |
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.
Dorofeeva O.V., 1986
Dorofeeva O.V.,
Thermodynamic properties of twenty-one monocyclic hydrocarbons,
J. Phys. Chem. Ref. Data, 1986, 15, 437-464. [all data]
Rathjens G.W., 1953
Rathjens G.W., Jr.,
Infrared absorption spectra, structure and thermodynamic properties of cyclobutane,
J. Am. Chem. Soc., 1953, 75, 5634-5642. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, References
- Symbols used in this document:
Cp,gas Constant pressure heat capacity of gas - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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