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
The 3d structure may be viewed using Java or Javascript. - Isotopologues:
- Other names: Tetramethylene; UN 2601
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Gas phase thermochemistry data
Go To: Top, Mass spectrum (electron ionization), Gas Chromatography, References, Notes
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. |
Mass spectrum (electron ionization)
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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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
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| Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
|---|---|
| NIST MS number | 107 |
Gas Chromatography
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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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Kovats' RI, non-polar column, isothermal
| Column type | Active phase | Temperature (C) | I | Reference | Comment |
|---|---|---|---|---|---|
| Packed | Squalane | 27. | 462. | Hively and Hinton, 1968 | He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm |
| Packed | Squalane | 49. | 464. | Hively and Hinton, 1968 | He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm |
| Packed | Squalane | 67. | 465. | Hively and Hinton, 1968 | He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm |
| Packed | Squalane | 86. | 467. | Hively and Hinton, 1968 | He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm |
References
Go To: Top, Gas phase thermochemistry data, Mass spectrum (electron ionization), Gas Chromatography, 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]
Hively and Hinton, 1968
Hively, R.A.; Hinton, R.E.,
Variation of the retention index with temperature on squalane substrates,
J. Gas Chromatogr., 1968, 6, 4, 203-217, https://doi.org/10.1093/chromsci/6.4.203
. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Mass spectrum (electron ionization), Gas Chromatography, 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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