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Cyclobutane, methylene-

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Phase change 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 as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Kenneth Kroenlein director
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil314. ± 4.KAVGN/AAverage of 10 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus138.47KN/ASlabey, 1946Uncertainty assigned by TRC = 0.2 K; TRC
Quantity Value Units Method Reference Comment
Ttriple138.530KN/AFinke, Messerly, et al., 1981Crystal phase 1 phase; Uncertainty assigned by TRC = 0.005 K; TRC
Ttriple138.62KN/ALebedev, Tsvetkova, et al., 1978Uncertainty assigned by TRC = 0.01 K; TRC
Quantity Value Units Method Reference Comment
Deltavap27.7 ± 0.42kJ/molEGood, Moore, et al., 1974ALS
Deltavap27.7kJ/molN/AGood, Moore, et al., 1974DRB
Deltavap27.7 ± 0.4kJ/molEBGood, Moore, et al., 1974AC

Reduced pressure boiling point

Tboil (K) Pressure (bar) Reference Comment
315.20.999Aldrich Chemical Company Inc., 1990BS

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
26.1303.AStephenson and Malanowski, 1987Based on data from 290. - 316. K.; AC
29.1299.AStephenson and Malanowski, 1987Based on data from 292. - 306. K. See also Lebedev, Tsvetkova, et al., 1978, 2 and Lebedev, Tsvetkova, et al., 1978, 3.; AC

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Reference Comment
5.755138.62Lebedev, Tsvetkova, et al., 1978, 4DH
5.755138.62Lebedev, Tsvetkova, et al., 1978, 2DH
5.756138.621Lebedev, Lebedev, et al., 1975DH
5.86138.5Domalski and Hearing, 1996AC

Entropy of fusion

DeltafusS (J/mol*K) Temperature (K) Reference Comment
41.6138.62Lebedev, Tsvetkova, et al., 1978, 4DH
41.6138.62Lebedev, Tsvetkova, et al., 1978, 2DH
41.6138.621Lebedev, Lebedev, et al., 1975DH

Enthalpy of phase transition

DeltaHtrs (kJ/mol) Temperature (K) Initial Phase Final Phase Reference Comment
5.8614138.535crystaline, IliquidFinke, Messerly, et al., 1981, 2DH

Entropy of phase transition

DeltaStrs (J/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
42.31138.535crystaline, IliquidFinke, Messerly, et al., 1981, 2DH

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Slabey, 1946
Slabey, V.A., J. Am. Chem. Soc., 1946, 68, 1335. [all data]

Finke, Messerly, et al., 1981
Finke, H.L.; Messerly, J.F.; Lee-Bechtold, S.H., Thermodynamic properties of cyclopropylamine,cyclopentylamine,and methylenecyclobutane, J. Chem. Thermodyn., 1981, 13, 345. [all data]

Lebedev, Tsvetkova, et al., 1978
Lebedev, B.V.; Tsvetkova, L.Ya.; Rabinovich, I.B., Thermodynamics of methylenecyclobutane, J. Chem. Thermodyn., 1978, 10, 809-15. [all data]

Good, Moore, et al., 1974
Good, W.D.; Moore, R.T.; Osborn, A.G.; Douslin, D.R., The enthalpies of formation of ethylcyclobutane, methylenecyclobutane, and 1,1-dimethylcyclopropane, J. Chem. Thermodyn., 1974, 6, 303-310. [all data]

Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc., Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Lebedev, Tsvetkova, et al., 1978, 2
Lebedev, B.V.; Tsvetkova, L.Ya.; Rabinovich, I.B., Thermodynamics of methylenecyclobutane, J. Chem. Thermodyn., 1978, 10, 809-815. [all data]

Lebedev, Tsvetkova, et al., 1978, 3
Lebedev, B.V.; Tsvetkova, L.Y.; Rabinovich, I.B.; Finkel'shtein, E.S.; Strel'chick, B.S., Termodin. Org. Soedin., 1978, 7, 3. [all data]

Lebedev, Tsvetkova, et al., 1978, 4
Lebedev, B.V.; Tsvetkova, L.Ya.; Rabinovich, I.B.; Finkel'shtein, E.Sh.; Strel'chik, B.S., Thermodynamic characteristics of methylenecyclobutane, Termodin. Org. Soedin., 1978, (7), 3-7. [all data]

Lebedev, Lebedev, et al., 1975
Lebedev, B.V.; Lebedev, N.K.; Kiparisova, Y.G.; Tsvetkova, L.Ya.; Rabinovich, I.B., Thermodynamics of methylenecyclobutane and 1,5-cyclooctadiene, Quatrieme Conference International de Thermodynamique Chimique, 1975, II, Thermophysique (capacites thermiques) pp. [all data]

Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D., Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III, J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985 . [all data]

Finke, Messerly, et al., 1981, 2
Finke, H.L.; Messerly, J.F.; Lee-Bechtold, S.H., Thermodynamic properties of cyclopropylamine, cyclopentylamine, and methylenecyclobutane, J. Chem. Thermodyn., 1981, 13, 345-355. [all data]


Notes

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