3-Heptanol, 5-methyl-

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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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tboil426.55KN/ADorough, Glass, et al., 1941Uncertainty assigned by TRC = 0.7 K; TRC
Tboil428.KN/APowell and Secoy, 1931Uncertainty assigned by TRC = 3. K; TRC
Tboil440.65KN/AGuerbet, 1912Uncertainty assigned by TRC = 5. K; TRC
Quantity Value Units Method Reference Comment
Tc621.2 ± 0.5KN/AGude and Teja, 1995 
Tc621.2KN/ALawrenson and Lee, 1978Uncertainty assigned by TRC = 0.3 K; Visual, decomp.; TRC

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Method Reference Comment
46.5345.AStephenson and Malanowski, 1987Based on data from 330. to 427. K. See also Wilhoit and Zwolinski, 1973.; AC

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:


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

Normal alkane RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryOV-1942.Guan, Zheng, et al., 199250. m/0.32 mm/0.52 μm, H2, 1. K/min; Tstart: 30. C
CapillaryOV-1943.Guan, Zheng, et al., 199250. m/0.32 mm/0.52 μm, H2, 2. K/min; Tstart: 35. C

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

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Column type Active phase I Reference Comment
CapillaryPolydimethyl siloxane944.Junkes, Castanho, et al., 2003Program: not specified

Normal alkane RI, polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryDB-Wax1296.Souza, Re-Poppi, et al., 201230. m/0.25 mm/0.25 μm, Helium, 60. C @ 1. min, 5. K/min; Tend: 240. C

References

Go To: Top, 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.

Dorough, Glass, et al., 1941
Dorough, G.L.; Glass, H.B.; Gresham, T.L.; Malone, G.B.; Reid, E.E., Structure-property relationships in some isomeric octanols, J. Am. Chem. Soc., 1941, 63, 3100. [all data]

Powell and Secoy, 1931
Powell, S.G.; Secoy, C.H., The Constitution of Homimesityl Oxide, J. Am. Chem. Soc., 1931, 53, 765. [all data]

Guerbet, 1912
Guerbet, M., The effect of caustic potash on secondary alcohols, Bull. Soc. Chim. Fr., 1912, 11, 276-84. [all data]

Gude and Teja, 1995
Gude, M.; Teja, A.S., Vapor-Liquid Critical Properties of Elements and Compounds. 4. Aliphatic Alkanols, J. Chem. Eng. Data, 1995, 40, 1025-1036. [all data]

Lawrenson and Lee, 1978
Lawrenson, I.J.; Lee, D.A., Thermodynamic properties of organic oxygen compounds XLVIII. The critical temperature of some alkanols, J. Chem. Thermodyn., 1978, 10, 1111. [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]

Wilhoit and Zwolinski, 1973
Wilhoit, R.C.; Zwolinski, B.J., Physical and thermodynamic properties of aliphatic alcohols, J. Phys. Chem. Ref. Data Suppl., 1973, 1, 2, 1. [all data]

Guan, Zheng, et al., 1992
Guan, Y.; Zheng, P.; Zhou, L., Prediction, optimization of separation, and identification of unknown compounds in capillary gas chromatography, J. Hi. Res. Chromatogr., 1992, 15, 1, 18-23, https://doi.org/10.1002/jhrc.1240150106 . [all data]

Junkes, Castanho, et al., 2003
Junkes, B.S.; Castanho, R.D.M.; Amboni, C.; Yunes, R.A.; Heinzen, V.E.F., Semiempirical Topological Index: A Novel Molecular Descriptor for Quantitative Structure-Retention Relationship Studies, Internet Electronic Journal of Molecular Design, 2003, 2, 1, 33-49. [all data]

Souza, Re-Poppi, et al., 2012
Souza, J.B.G.; Re-Poppi, N.; Raposo, J.L.(Jr)., Characterization of pyroligneous acid used in agriculture by gas chromatography - mass spectrometry (in press), J. Braz. Chem. Soc., 2012, 00, 00, 1-8. [all data]


Notes

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