Cyclopentene, 1-(1-methylethyl)-

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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 by: Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director

Quantity Value Units Method Reference Comment
Tboil405.6KN/AMeerwein, 1914Uncertainty assigned by TRC = 4. K

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Reaction 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

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Individual Reactions

Cyclopentane, (1-methylethylidene)- = Cyclopentene, 1-(1-methylethyl)-

By formula: C8H14 = C8H14

Quantity Value Units Method Reference Comment
Δr1.03 ± 0.08kcal/molKinBigley and May, 1970liquid phase; solvent: Acetic acid

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

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Column type Active phase Temperature (C) I Reference Comment
CapillarySqualane60.809.Bogoslovsky, Anvaer, et al., 1978 
CapillarySqualane80.812.Bogoslovsky, Anvaer, et al., 1978 
CapillarySqualane100.816.Rang, Orav, et al., 1977Nitrogen or helium; Column length: 100. m; Column diameter: 0.25 mm
CapillarySqualane100.833.Lulova, Leont'eva, et al., 1976He; Column length: 120. m; Column diameter: 0.25 mm
CapillaryApiezon L100.834.Eisen, Orav, et al., 1972Column length: 45. m; Column diameter: 0.25 mm
CapillaryApiezon L120.839.Eisen, Orav, et al., 1972Column length: 45. m; Column diameter: 0.25 mm
CapillarySqualane30.804.5Eisen, Orav, et al., 1972Column length: 80. m; Column diameter: 0.25 mm
CapillarySqualane60.809.4Eisen, Orav, et al., 1972Column length: 80. m; Column diameter: 0.25 mm
CapillarySqualane80.812.5Eisen, Orav, et al., 1972Column length: 80. m; Column diameter: 0.25 mm
CapillarySqualane30.804.Orav and Eisen, 1972Column length: 80. m; Column diameter: 0.25 mm
CapillarySqualane60.809.Orav and Eisen, 1972Column length: 80. m; Column diameter: 0.25 mm
CapillarySqualane80.812.Orav and Eisen, 1972Column length: 80. m; Column diameter: 0.25 mm

Kovats' RI, polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
CapillaryPEG 4000100.938.Rang, Orav, et al., 1988 
CapillaryPEG 400060.927.Rang, Orav, et al., 1988 
CapillaryPEG 400080.932.Rang, Orav, et al., 1988 
CapillaryPEG 4000100.938.Rang, Orav, et al., 1977Nitrogen or Helium; Column length: 45. m; Column diameter: 0.25 mm
CapillaryPolyethylene Glycol 4000100.937.5Eisen, Orav, et al., 1972Column length: 80. m; Column diameter: 0.25 mm
CapillaryPolyethylene Glycol 400060.926.6Eisen, Orav, et al., 1972Column length: 80. m; Column diameter: 0.25 mm
CapillaryPolyethylene Glycol 400080.931.8Eisen, Orav, et al., 1972Column length: 80. m; Column diameter: 0.25 mm
CapillaryPEG 4000100.937.5Orav and Eisen, 1972Column length: 80. m; Column diameter: 0.25 mm
CapillaryPEG 400060.926.6Orav and Eisen, 1972Column length: 80. m; Column diameter: 0.25 mm
CapillaryPEG 400080.931.8Orav and Eisen, 1972Column length: 80. m; Column diameter: 0.25 mm

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.

Meerwein, 1914
Meerwein, H., Justus Liebigs Ann. Chem., 1914, 405, 125-74. [all data]

Bigley and May, 1970
Bigley, D.B.; May, R.W., The kinetics of acid-catalysed equilibrations of endo- and exo-cyclic olefins, J. Chem. Soc. B, 1970, 1761-1766. [all data]

Bogoslovsky, Anvaer, et al., 1978
Bogoslovsky, Yu.N.; Anvaer, B.I.; Vigdergauz, M.S., Chromatographic constants in gas chromatography (in Russian), Standards Publ. House, Moscow, 1978, 192. [all data]

Rang, Orav, et al., 1977
Rang, S.; Orav, A.; Kuningas, K.; Eisen, O., Capillary Gas Chromatography of Monosubstituted Cyclopentenes and Cyclohexenes, Chromatographia, 1977, 10, 3, 115-122, https://doi.org/10.1007/BF02297862 . [all data]

Lulova, Leont'eva, et al., 1976
Lulova, N.I.; Leont'eva, S.A.; Timofeeva, A.N., Gas-chromatographic method of determination of individual hydrocarbons in catalytic cracking gasolines in Proceedings of All-Union Research Institute on Oil Processes. Vol.18, All-Union Research Institute on Oil Processes, Moscow, 1976, 30-53. [all data]

Eisen, Orav, et al., 1972
Eisen, O.; Orav, A.; Rang, S., Identifizierung von Normal-Alkenen, Cyclopentenen und -Hexenen mittels Kapillar-Gas-Chromatographie. Identification des alcènes, cyclopentènes et -hexènes à l'aide de la chromatogrpahie en phase gazeuse sur colonne capillaire, Chromatographia, 1972, 5, 11, 229-239, https://doi.org/10.1007/BF02270600 . [all data]

Orav and Eisen, 1972
Orav, A.; Eisen, O., The retention indexes for alkenes, alkynes and cyclenes on capillary columns, Izv. Akad. Nauk Est. SSR, Khim. Geol., 1972, 21, 1, 39-47. [all data]

Rang, Orav, et al., 1988
Rang, S.A.; Orav, A.E.; Kuningas, K.R.; Meister, A.E.; Strense, T.V.; Eisen, O.G., Gas-Chromatographic Characteristics of unsaturated hydrocarbons, Academy of Sciences of Estonia SSR, Tallinn, Estonia SSR, 1988, 208. [all data]


Notes

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