Squalane
- Formula: C30H62
- Molecular weight: 422.8133
- IUPAC Standard InChIKey: PRAKJMSDJKAYCZ-UHFFFAOYSA-N
- CAS Registry Number: 111-01-3
- 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. - Other names: Tetracosane, 2,6,10,15,19,23-hexamethyl-; Cosbiol; Dodecahydrosqualene; Perhydrosqualene; Robane; Spinacane; Squalan; Vitabiosol; 2,6,10,15,19,23-Hexamethyltetracosane; Hexamethyltetracosane; Squalane N; NSC 6851
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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 |
---|---|---|---|---|---|
ΔfH°liquid | -206.7 ± 1.5 | kcal/mol | Ccb | Zhang, Xu, et al., 1990 | ALS |
ΔfH°liquid | -206.8 ± 1.4 | kcal/mol | Ccr | An, Yan, et al., 1982 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -4732.6 ± 1.2 | kcal/mol | Ccb | Zhang, Xu, et al., 1990 | Corresponding ΔfHºliquid = -206.7 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
ΔcH°liquid | -4732.47 ± 0.44 | kcal/mol | Ccr | An, Yan, et al., 1982 | Corresponding ΔfHºliquid = -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 |
---|---|---|---|
211.85 | 298.15 | Trejo, Costas, et al., 1991 | DH |
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 |
---|---|---|---|---|
27.77 | 378. | A | Stephenson and Malanowski, 1987 | Based on data from 363. to 513. K. |
Gas Chromatography
Go To: Top, Condensed phase thermochemistry data, Phase change data, 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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Kovats' RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | SE-30 | 240. | 2665. | Pozhidaev, Berezkin, et al., 1988 | He; Column length: 17.5 m; Column diameter: 0.21 mm |
Capillary | SE-30 | 240. | 2666. | Pozhidaev, Berezkin, et al., 1988 | He; Column length: 17.5 m; Column diameter: 0.21 mm |
Capillary | SE-30 | 240. | 2666. | Pozhidaev, Berezkin, et al., 1988 | He; Column length: 17.5 m; Column diameter: 0.21 mm |
Capillary | SE-30 | 240. | 2667. | Pozhidaev, Berezkin, et al., 1988 | He; Column length: 17.5 m; Column diameter: 0.21 mm |
Capillary | SE-30 | 260. | 2665. | Pozhidaev, Berezkin, et al., 1988 | He; Column length: 17.5 m; Column diameter: 0.21 mm |
Capillary | SE-30 | 260. | 2666. | Pozhidaev, Berezkin, et al., 1988 | He; Column length: 17.5 m; Column diameter: 0.21 mm |
Capillary | SE-30 | 260. | 2666. | Pozhidaev, Berezkin, et al., 1988 | He; Column length: 17.5 m; Column diameter: 0.21 mm |
Capillary | SE-30 | 260. | 2666. | Pozhidaev, Berezkin, et al., 1988 | He; Column length: 17.5 m; Column diameter: 0.21 mm |
Capillary | SE-52 | 240. | 2657. | Pozhidaev, Berezkin, et al., 1988 | He; Column length: 17.5 m; Column diameter: 0.21 mm |
Capillary | SE-52 | 240. | 2657. | Pozhidaev, Berezkin, et al., 1988 | He; Column length: 17.5 m; Column diameter: 0.21 mm |
Capillary | SE-52 | 260. | 2658.1 | Pozhidaev, Berezkin, et al., 1988 | He; Column length: 17.5 m; Column diameter: 0.21 mm |
Capillary | SE-52 | 260. | 2658.5 | Pozhidaev, Berezkin, et al., 1988 | He; Column length: 17.5 m; Column diameter: 0.21 mm |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-5 | 2660. | Zhao, Wang X.Y., et al., 2006 | 30. m/0.25 mm/0.25 μm, He, 50. C @ 3. min, 10. K/min; Tend: 260. C |
Capillary | SE-30 | 2664.4 | Pozhidaev, Berezkin, et al., 1988 | He, 2. K/min; Column length: 17.5 m; Column diameter: 0.21 mm; Tstart: 100. C; Tend: 280. C |
Capillary | SE-52 | 2656.1 | Pozhidaev, Berezkin, et al., 1988 | He, 2. K/min; Column length: 17.5 m; Column diameter: 0.21 mm; Tstart: 100. C; Tend: 280. C |
Capillary | Ultra-1 | 2663. | Tokuda, Saitoh, et al., 1988 | 12.5 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
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | SE-52 | 240. | 2657. | Pozhidaev, Berezkin, et al., 1988 | He; Column length: 17.5 m; Column diameter: 0.21 mm |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | SE-30 | 2668. | Pozhidaev, Berezkin, et al., 1987 | He, 6. K/min; Column length: 25. m; Column diameter: 0.21 mm; Tstart: 40. C; Tend: 280. C |
Capillary | Apiezon L | 2630. | Shlyakhov, 1984 | 2. K/min; Tstart: 130. C; Tend: 300. C |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | CP Sil 5 CB | 2663. | Kenig, Sinninghe Damsté, et al., 1995 | 25. m/0.32 mm/0.2 μm, He; Program: 50C => 20C/min => 130C => 4C/min => 300C (20min) |
Capillary | Apiezon | 2630. | Petrov, 1984 | Program: not specified |
Capillary | Apiezon | 2632. | Petrov, 1984 | Program: not specified |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas Chromatography, Notes
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
Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas Chromatography, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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