Benzene, 2-ethyl-1,3,5-trimethyl-

Data at NIST subscription sites:

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.


Phase change data

Go To: Top, Gas Chromatography, References, Notes

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
Tboil481.KN/ALapkin and Lyubimova, 1949Uncertainty assigned by TRC = 4. K; TRC
Tboil486.KN/AFuson, Denton, et al., 1941Uncertainty assigned by TRC = 5. K; TRC
Tboil486.KN/AWillgerodt and Scholtz, 1910Uncertainty assigned by TRC = 5. K; TRC
Tboil482.KN/AKlages, 1902Uncertainty assigned by TRC = 6. K; TRC
Quantity Value Units Method Reference Comment
Tfus260.95KN/ABuck, Coles, et al., 1949Uncertainty assigned by TRC = 0.5 K; TRC
Tfus257.59KN/ASmith and Kiess, 1939Uncertainty assigned by TRC = 0.2 K; TRC

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
12.6327.AStephenson and Malanowski, 1987Based on data from 312. - 481. 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

Go To: Top, 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

View large format table.

Column type Active phase Temperature (C) I Reference Comment
CapillaryOV-1100.1182.8Matisová and Kurán, 199052. m/0.25 mm/0.38 μm, N2
CapillaryOV-1100.1182.9Matisová and Kurán, 199052. m/0.25 mm/0.38 μm, H2
CapillaryPONA100.1183.9Matisová and Kurán, 199050. m/0.2 mm/0.5 μm, H2
CapillaryOV-101100.1183.Matisová, Kovacicová, et al., 1989He; Column length: 50. m; Column diameter: 0.20 mm
CapillaryOV-101100.1183.Matisová, Rukríglová, et al., 1988H2; Column length: 278. m; Column diameter: 0.25 mm
CapillaryOV-101100.1183.Matisová, Rukríglová, et al., 1988H2; Column length: 278. m; Column diameter: 0.25 mm

Normal alkane RI, non-polar column, isothermal

View large format table.

Column type Active phase Temperature (C) I Reference Comment
CapillarySqualane130.1181.Papazova and Pankova, 1975N2; Column length: 100. m; Column diameter: 0.25 mm

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

View large format table.

Column type Active phase I Reference Comment
CapillaryOV-1011176.Matisová, Juranyiová, et al., 199152. m/0.25 mm/0.38 μm, H2; Program: 70 - 160 C at 1.5 deg/min; 160 - 280 C at 15 deg/min 15 min at 280 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.

Lapkin and Lyubimova, 1949
Lapkin, I.I.; Lyubimova, A.V., Steric Hinderance in Organomagnesium Reactions IX. Preparation of Ketones by Reaction of Acyl Halides with Organomagnesium Compounds, Zh. Obshch. Khim., 1949, 19, 707-16. [all data]

Fuson, Denton, et al., 1941
Fuson, R.C.; Denton, J.J.; Kneisley, J.W., J. Am. Chem. Soc., 1941, 63, 2652. [all data]

Willgerodt and Scholtz, 1910
Willgerodt, C.; Scholtz, T., J. Prakt. Chem., 1910, 81, 382. [all data]

Klages, 1902
Klages, A., Chem. Ber., 1902, 35, 2245. [all data]

Buck, Coles, et al., 1949
Buck, F.R.; Coles, K.F.; Kennedy, G.T.; Morton, F., Some Nuclear-methylated Styrenes and Related Compounds, J. Chem. Soc., 1949, 1949, 2377-83. [all data]

Smith and Kiess, 1939
Smith, L.I.; Kiess, M.A., Polymethylbenzenes. XXIII. The Preparation and Physical Propeties of 3- and 5-Ethylpseudocumenes and of Ethylmesitylene, J. Am. Chem. Soc., 1939, 61, 284. [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]

Matisová and Kurán, 1990
Matisová, E.; Kurán, P., Reproducibility of retention indices measurement of alkylbenzenes on crosslinked methyl silicone phase fused silica capillaries, Chromatographia, 1990, 30, 5/6, 328-332, https://doi.org/10.1007/BF02319717 . [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]

Matisová, Rukríglová, et al., 1988
Matisová, E.; Rukríglová, M.; Krupcík, J.; Kovacicová, E.; Holotík, S., Identification of alkylbenzenes up to C12 by capillary gas chromatography and combined gas chromatography-mass spectrometry. I. OV-101 as stationary phase, J. Chromatogr., 1988, 455, 301-309, https://doi.org/10.1016/S0021-9673(01)82129-4 . [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]

Matisová, Juranyiová, et al., 1991
Matisová, E.; Juranyiová, E.; Kurán, P.; Brandsteterová, E.; Kocan, A.; Holotík, S., Analysis of multicomponent mixtures by high-resolution capillary gas chromatography and combined gas chromatography-mass spectrometry. I. Aromatics in a hydrocarbon matrix, J. Chromatogr., 1991, 552, 301-312, https://doi.org/10.1016/S0021-9673(01)95946-1 . [all data]


Notes

Go To: Top, Phase change data, Gas Chromatography, References