Squalane

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Condensed 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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Δfliquid-206.7 ± 1.5kcal/molCcbZhang, Xu, et al., 1990ALS
Δfliquid-206.8 ± 1.4kcal/molCcrAn, Yan, et al., 1982ALS
Quantity Value Units Method Reference Comment
Δcliquid-4732.6 ± 1.2kcal/molCcbZhang, Xu, et al., 1990Corresponding Δfliquid = -206.7 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS
Δcliquid-4732.47 ± 0.44kcal/molCcrAn, Yan, et al., 1982Corresponding Δfliquid = -206.83 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS

Constant pressure heat capacity of liquid

Cp,liquid (cal/mol*K) Temperature (K) Reference Comment
211.85298.15Trejo, Costas, et al., 1991DH

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: William E. Acree, Jr., James S. Chickos

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
27.77378.AStephenson and Malanowski, 1987Based on data from 363. to 513. K.

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
CapillarySE-30240.2665.Pozhidaev, Berezkin, et al., 1988He; Column length: 17.5 m; Column diameter: 0.21 mm
CapillarySE-30240.2666.Pozhidaev, Berezkin, et al., 1988He; Column length: 17.5 m; Column diameter: 0.21 mm
CapillarySE-30240.2666.Pozhidaev, Berezkin, et al., 1988He; Column length: 17.5 m; Column diameter: 0.21 mm
CapillarySE-30240.2667.Pozhidaev, Berezkin, et al., 1988He; Column length: 17.5 m; Column diameter: 0.21 mm
CapillarySE-30260.2665.Pozhidaev, Berezkin, et al., 1988He; Column length: 17.5 m; Column diameter: 0.21 mm
CapillarySE-30260.2666.Pozhidaev, Berezkin, et al., 1988He; Column length: 17.5 m; Column diameter: 0.21 mm
CapillarySE-30260.2666.Pozhidaev, Berezkin, et al., 1988He; Column length: 17.5 m; Column diameter: 0.21 mm
CapillarySE-30260.2666.Pozhidaev, Berezkin, et al., 1988He; Column length: 17.5 m; Column diameter: 0.21 mm
CapillarySE-52240.2657.Pozhidaev, Berezkin, et al., 1988He; Column length: 17.5 m; Column diameter: 0.21 mm
CapillarySE-52240.2657.Pozhidaev, Berezkin, et al., 1988He; Column length: 17.5 m; Column diameter: 0.21 mm
CapillarySE-52260.2658.1Pozhidaev, Berezkin, et al., 1988He; Column length: 17.5 m; Column diameter: 0.21 mm
CapillarySE-52260.2658.5Pozhidaev, Berezkin, et al., 1988He; Column length: 17.5 m; Column diameter: 0.21 mm

Van Den Dool and Kratz RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryHP-52660.Zhao, Wang X.Y., et al., 200630. m/0.25 mm/0.25 μm, He, 50. C @ 3. min, 10. K/min; Tend: 260. C
CapillarySE-302664.4Pozhidaev, Berezkin, et al., 1988He, 2. K/min; Column length: 17.5 m; Column diameter: 0.21 mm; Tstart: 100. C; Tend: 280. C
CapillarySE-522656.1Pozhidaev, Berezkin, et al., 1988He, 2. K/min; Column length: 17.5 m; Column diameter: 0.21 mm; Tstart: 100. C; Tend: 280. C
CapillaryUltra-12663.Tokuda, Saitoh, et al., 198812.5 m/0.20 mm/0.11 μm, He, 5. K/min, 325. C @ 5. min; Tstart: 120. C

Normal alkane RI, non-polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
CapillarySE-52240.2657.Pozhidaev, Berezkin, et al., 1988He; Column length: 17.5 m; Column diameter: 0.21 mm

Normal alkane RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillarySE-302668.Pozhidaev, Berezkin, et al., 1987He, 6. K/min; Column length: 25. m; Column diameter: 0.21 mm; Tstart: 40. C; Tend: 280. C
CapillaryApiezon L2630.Shlyakhov, 19842. K/min; Tstart: 130. C; Tend: 300. C

Normal alkane RI, non-polar column, custom temperature program

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Column type Active phase I Reference Comment
CapillaryCP Sil 5 CB2663.Kenig, Sinninghe Damsté, et al., 199525. m/0.32 mm/0.2 μm, He; Program: 50C => 20C/min => 130C => 4C/min => 300C (20min)
CapillaryApiezon2630.Petrov, 1984Program: not specified
CapillaryApiezon2632.Petrov, 1984Program: not specified

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.

Zhang, Xu, et al., 1990
Zhang, F.M.; Xu, G.D.; Qu, S.S., Studies on thermochemistry of porphyrins V. The standard energies of combustion and standard enthalpies of formation of bromoporphyrin compounds, Acta Chimica Sinica, 1990, 48, 38-41. [all data]

An, Yan, et al., 1982
An, X.-W.; Yan, H.; Hu, R.-H., Determination of heats of combustion and enthalpies of formation of p-chlorobenzoic acid, squalane and perchloro-m-dicyanobenzene by means of rotating-bomb combustion calorimetry, Acta Chim. Sin., 1982, 40, 713-719. [all data]

Trejo, Costas, et al., 1991
Trejo, L.M.; Costas, M.; Patterson, D., Excess heat capacity of organic mixtures, Internat. DATA Series, Selected Data Mixt., 1991, Ser. [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]

Pozhidaev, Berezkin, et al., 1988
Pozhidaev, V.M.; Berezkin, V.G.; Korolev, A.A.; Popova, T.P.; Pozhidaeva, K.A., Retention indices of polycyclic aromatic hydrocarbons on quartz capillary columns with chemically immobilized stationary phases, Zh. Anal. Khim., 1988, 43, 1082-1088. [all data]

Zhao, Wang X.Y., et al., 2006
Zhao, Y.P.; Wang X.Y.; Wang, Z.C.; Lu Y.; Fu, C.X.; Chen, S.Y., Essential oil of Actinidia macrosperma, a catnip response kiwi endemic to China, Journal of Zhejiang University SCIENCE B, 2006, 7, 9, 708-712, https://doi.org/10.1631/jzus.2006.B0708 . [all data]

Tokuda, Saitoh, et al., 1988
Tokuda, H.; Saitoh, E.; Kimura, Y.; Takano, S., Automated analysis of various compounds with a wide range of boiling points by capillary gas chromatgraphy based on retention indices, J. Chromatogr., 1988, 454, 109-120, https://doi.org/10.1016/S0021-9673(00)88606-9 . [all data]

Pozhidaev, Berezkin, et al., 1987
Pozhidaev, V.M.; Berezkin, V.G.; Korolev, A.A.; Popova, T.P.; Pozhideava, Capillary chromatography of polycyclic aromatic hydrocarbons on a home-produced capillary column with immobilized stationary liquid phase SE-30, Zh. Anal. Khim., 1987, 62, 12, 2222-2226. [all data]

Shlyakhov, 1984
Shlyakhov, A.F., Gas chromatography in organic geochemistry, Nedra, Moscow, 1984, 221. [all data]

Kenig, Sinninghe Damsté, et al., 1995
Kenig, F.; Sinninghe Damsté, J.S.; Kock-van Dalen, A.C.; Rijpstra, W.I.C.; Huc, A.Y.; de Leeuw, J.W., Occurrence and origin of mono-, di-, and trimethylalkanes in modern and holocene cyanobacterial mats from Abu Dhabi, United Arab Emirates, Geochim. Cosmochim. Acta, 1995, 59, 14, 2999-3015, https://doi.org/10.1016/0016-7037(95)00190-5 . [all data]

Petrov, 1984
Petrov, A.A., Hydrocarbons of petroleum, Nauka (publishing house), Moscow, 1984, 263. [all data]


Notes

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