Benzene, 1-(1,1-dimethylethyl)-3,5-dimethyl-

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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, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tboil478.7KN/AAldrich Chemical Company Inc., 1990BS
Tboil475.KN/AAmerican Tokyo Kasei, 1988BS
Tboil482.KN/AMcCaulay, Lien, et al., 1954Uncertainty assigned by TRC = 1.5 K; TRC
Quantity Value Units Method Reference Comment
Tfus254.9KN/AMcCaulay, Lien, et al., 1954Uncertainty assigned by TRC = 1.5 K; TRC
Quantity Value Units Method Reference Comment
Δvap56.6 ± 0.6kJ/molN/AVerevkin, 1998AC

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Method Reference Comment
56.5 ± 0.6301.GSVerevkin, 1998Based on data from 284. to 318. K.; AC
59.8268.N/AKasehgari, Mokbel, et al., 1993Based on data from 253. to 443. K.; 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

Kovats' RI, non-polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
CapillaryOV-101100.1152.Matisová, Kovacicová, et al., 1989He; Column length: 50. m; Column diameter: 0.20 mm
CapillarySqualane100.1151.Engewald and Wennrich, 1976N2; Column length: 100. m; Column diameter: 0.23 mm
CapillarySqualane80.1146.85Soják and Rijks, 1976H2; Column length: 100. m; Column diameter: 0.25 mm
CapillarySE-3065.1152.0Svob and Deur-Siftar, 1974He; Column length: 25.5 m; Column diameter: 0.5 mm

Kovats' RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryOV-1011163.Hayes and Pitzer, 1982110. m/0.25 mm/0.20 μm, He, 1. K/min; Tstart: 35. C; Tend: 200. C

Kovats' RI, non-polar column, custom temperature program

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Column type Active phase I Reference Comment
CapillaryPetrocol DH-1001169.6Haagen-Smit Laboratory, 1997He; Column length: 100. m; Column diameter: 0.2 mm; Program: 5C(10min) => 5C/min => 50C(48min) => 1.5C/min => 195C(91min)

Kovats' RI, polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
CapillaryCarbowax 20M100.1391.4Engewald and Wennrich, 1976N2; Column length: 100. m; Column diameter: 0.23 mm
CapillaryCarbowax 600090.1430.8Svob and Deur-Siftar, 1974He; Column length: 10. m; Column diameter: 0.25 mm

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

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Column type Active phase I Reference Comment
CapillaryPONA1163.6Martos, Saraullo, et al., 199750. m/0.2 mm/0.5 μm, 35. C @ 0.5 min, 1. K/min, 220. C @ 8. min
CapillaryPONA1164.0Martos, Saraullo, et al., 199750. m/0.2 mm/0.5 μm, 35. C @ 0.5 min, 1. K/min, 220. C @ 8. min
CapillaryOV-11165.2Gautzsch and Zinn, 19968. K/min; Tstart: 35. C; Tend: 300. C
CapillaryPetrocol DH1165.White, Hackett, et al., 1992100. m/0.25 mm/0.5 μm, He, 1. K/min; Tstart: 30. C; Tend: 220. C
CapillaryOV-1011163.Hayes and Pitzer, 1981108. m/0.25 mm/0.2 μm, 1. K/min; Tstart: 35. C; Tend: 200. C

Normal alkane RI, non-polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
CapillarySqualane140.1160.Protic, Svob, et al., 1980He; Column length: 100. m; Column diameter: 0.25 mm
CapillarySqualane95.41140.Sojak and Vigdergauz, 1978H2
CapillarySqualane130.1160.Papazova and Pankova, 1975N2; Column length: 100. m; Column diameter: 0.25 mm

Normal alkane RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryPetrocol DH1169.Supelco, 2012100. m/0.25 mm/0.50 μm, Helium, 20. C @ 15. min, 15. K/min, 220. C @ 30. min

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

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Column type Active phase I Reference Comment
CapillaryOV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc.1152.Waggott and Davies, 1984Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified

Normal alkane RI, polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
CapillaryCarbowax 20M90.1385.Sutter, Peterson, et al., 1997 

Normal alkane RI, polar column, custom temperature program

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Column type Active phase I Reference Comment
CapillaryCarbowax 20M1385.Ivanciuc, Ivanciuc, et al., 2001Program: not specified

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.

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

American Tokyo Kasei, 1988
American Tokyo Kasei, TCI American Organic Chemical 88/89 Catalog, American Tokyo Kasei, Portland, OR, 1988, 1610. [all data]

McCaulay, Lien, et al., 1954
McCaulay, D.A.; Lien, A.P.; Launer, P.J., J. Am. Chem. Soc., 1954, 76, 2354. [all data]

Verevkin, 1998
Verevkin, Sergey P., Thermochemical properties of branched alkylsubstituted benzenes, The Journal of Chemical Thermodynamics, 1998, 30, 8, 1029-1040, https://doi.org/10.1006/jcht.1998.0370 . [all data]

Kasehgari, Mokbel, et al., 1993
Kasehgari, H.; Mokbel, I.; Viton, C.; Jose, J., Vapor pressure of 11 alkylbenzenes in the range 10-3 -- 280 torr, correlation by equation of state, Fluid Phase Equilibria, 1993, 87, 1, 133-152, https://doi.org/10.1016/0378-3812(93)85022-E . [all data]

Matisová, Kovacicová, et al., 1989
Matisová, E.; Kovacicová, E.; Ha, P.T.; Kolek, E.; Engewald, W., Identification of alkylbenzenes up to C12 by capillary gas chromatography-mass spectrometry. II. Retention indices on OV-101 columns and retention-molecular structure correlations, J. Chromatogr., 1989, 475, 2, 113-123, https://doi.org/10.1016/S0021-9673(01)89667-9 . [all data]

Engewald and Wennrich, 1976
Engewald, W.; Wennrich, L., Molekülstruktur und Retentionsverhalten. VIII. Zum Retentionsverhalten höherer Alkylbenzole bei der Gas-Verteilungs-Chromatographie, Chromatographia, 1976, 9, 11, 540-547, https://doi.org/10.1007/BF02275960 . [all data]

Soják and Rijks, 1976
Soják, L.; Rijks, J.A., Capillary gas chromatography of alkylbenzenes. I. Some problems encountered with the precision of the retention indcies of alkylbenzenes, J. Chromatogr., 1976, 119, 505-521, https://doi.org/10.1016/S0021-9673(00)86812-0 . [all data]

Svob and Deur-Siftar, 1974
Svob, V.; Deur-Siftar, D., Kovats Retention Indices in the Identification of Alkylbenzene Degradation Products, J. Chromatogr., 1974, 91, 677-689, https://doi.org/10.1016/S0021-9673(01)97947-6 . [all data]

Hayes and Pitzer, 1982
Hayes, P.C., Jr.; Pitzer, E.W., Characterizing petroleum- and shale-derived jet fuel distillates via temperature-programmed Kováts indices, J. Chromatogr., 1982, 253, 179-198, https://doi.org/10.1016/S0021-9673(01)88376-X . [all data]

Haagen-Smit Laboratory, 1997
Haagen-Smit Laboratory, Procedure for the detailed hydrocarbon analysis of gasolines by single column high efficiency (capillary) column gas chromatography, SOP NO. MLD 118, Revision No. 1.1, California Environmental Protection Agency, Air Resources Board, El Monte, California, 1997, 22. [all data]

Martos, Saraullo, et al., 1997
Martos, P.A.; Saraullo, A.; Pawliszyn, J., Estimation of air/coating distribution coefficients for solid phase microextraction using retention indexes from linear temperature-programmed capillary gas chromatography. Application to the sampling and analysis of total petroleum hydrocarbons in air, Anal. Chem., 1997, 69, 3, 402-408, https://doi.org/10.1021/ac960633p . [all data]

Gautzsch and Zinn, 1996
Gautzsch, R.; Zinn, P., Use of incremental models to estimate the retention indexes of aromatic compounds, Chromatographia, 1996, 43, 3/4, 163-176, https://doi.org/10.1007/BF02292946 . [all data]

White, Hackett, et al., 1992
White, C.M.; Hackett, J.; Anderson, R.R.; Kail, S.; Spock, P.S., Linear temperature programmed retention indices of gasoline range hydrocarbons and chlorinated hydrocarbons on cross-linked polydimethylsiloxane, J. Hi. Res. Chromatogr., 1992, 15, 2, 105-120, https://doi.org/10.1002/jhrc.1240150211 . [all data]

Hayes and Pitzer, 1981
Hayes, P.C., Jr.; Pitzer, E.W., Kovats indices as a tool in characterizing hydrocarbon fuels in temperature programmed glass capillary gas chromatography. Part 1. Qualitative identification, Inhouse rpt. for Air Force Wright Aeronautical Labs., Air Force Wright Aeronautical Labs., Wright-Patterson AFB, Ohio, 1981, 75. [all data]

Protic, Svob, et al., 1980
Protic, G.; Svob, V.; Deur-Siftar, D., Mass spectrometric and gas chromatographic data in hydrocarbon analyse, Sci. Papers of the Prague Institute of Chem. Technol., 1980, D42, 139-147. [all data]

Sojak and Vigdergauz, 1978
Sojak, L.; Vigdergauz, M.S., Comparison of interpolation methods for the interpretation of retention data in gas chromatography, J. Chromatogr., 1978, 148, 1, 159-167, https://doi.org/10.1016/S0021-9673(00)99332-4 . [all data]

Papazova and Pankova, 1975
Papazova, D.I.; Pankova, M.C., Identification of individual aromatic hydrocarbons in kerosene fraction (b.p. 150-250 °), J. Chromatogr., 1975, 105, 2, 411-414, https://doi.org/10.1016/S0021-9673(01)82276-7 . [all data]

Supelco, 2012
Supelco, CatalogNo. 24160-U, Petrocol DH Columns. Catalog No. 24160-U, 2012, retrieved from http://www.sigmaaldrich.com/etc/medialib/docs/Supelco/Datasheet/1/w97949.Par.0001.File.tmp/w97949.pdf. [all data]

Waggott and Davies, 1984
Waggott, A.; Davies, I.W., Identification of organic pollutants using linear temperature programmed retention indices (LTPRIs) - Part II, 1984, retrieved from http://dwi.defra.gov.uk/research/completed-research/reports/dwi0383.pdf. [all data]

Sutter, Peterson, et al., 1997
Sutter, J.M.; Peterson, T.A.; Jurs, P.C., Prediction of gas chromatographic retention indices of alkylbenzenes, Anal. Chim. Acta., 1997, 342, 2-3, 113-122, https://doi.org/10.1016/S0003-2670(96)00578-8 . [all data]

Ivanciuc, Ivanciuc, et al., 2001
Ivanciuc, O.; Ivanciuc, T.; Klein, D.J.; Seitz, W.A.; Balaban, A.T., Quantitative structure-retention relationships for gas chromatographic retention indices of alkylbenzenes with molecular graph descriptors, SAR QSAR Environ. Res., 2001, 11, 5-6, 419-452, https://doi.org/10.1080/10629360108035362 . [all data]


Notes

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