2,2'-Dimethylbiphenyl

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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 by: Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
liquid332.60J/mol*KN/AChirico, Hossenloop, et al., 1987 

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
298.06298.15Chirico, Hossenloop, et al., 1987T = 10 to 400 K.

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
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil531.KN/ACastro, Andrews, et al., 1958Uncertainty assigned by TRC = 4. K; TRC
Tboil531.KN/ABlades, Blades, et al., 1954Uncertainty assigned by TRC = 4. K; TRC
Tboil531.KN/ABerger, 1932Uncertainty assigned by TRC = 3. K; TRC
Tboil531.KN/AMayer and Freitak, 1921Uncertainty assigned by TRC = 4. K; TRC
Tboil530.KN/AMeyer and Hoffman, 1916Uncertainty assigned by TRC = 4. K; TRC
Quantity Value Units Method Reference Comment
Tfus320. ± 100.KAVGN/AAverage of 10 values; Individual data points
Quantity Value Units Method Reference Comment
Ttriple293.090KN/AChirico, Hossenlopp, et al., 1987Uncertainty assigned by TRC = 0.01 K; TRC

Enthalpy of sublimation

ΔsubH (kJ/mol) Temperature (K) Method Reference Comment
65.7285.MEPribilová and Pouchlý, 1974Based on data from 283. to 288. K. See also Stephenson and Malanowski, 1987.; AC

Enthalpy of fusion

ΔfusH (kJ/mol) Temperature (K) Reference Comment
2.2799293.091Chirico, Hossenloop, et al., 1987DH
2.28293.1Domalski and Hearing, 1996AC

Entropy of fusion

ΔfusS (J/mol*K) Temperature (K) Reference Comment
7.78293.091Chirico, Hossenloop, et al., 1987DH

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
PackedApiezon L170.1546.Kríz, Popl, et al., 1974 

Kovats' RI, polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
CapillarySP-1000185.1950.Kríz, Popl, et al., 1974N2; Column length: 50. m; Column diameter: 0.25 mm
CapillarySP-1000200.1916.Kríz, Popl, et al., 1974N2; Column length: 50. m; Column diameter: 0.25 mm

Lee's RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryHP-5261.78Piao, Chu, et al., 199930. m/0.25 mm/0.25 μm, 50. C @ 2. min, 4. K/min, 280. C @ 20. min
CapillaryDB-5243.90Rostad and Pereira, 198630. m/0.26 mm/0.25 μm, He, 50. C @ 4. min, 6. K/min, 300. C @ 20. min
CapillarySE-52241.94Lee, Vassilaros, et al., 197912. m/0.3 mm/0.34 μm, He, 2. K/min; Tstart: 50. C; Tend: 250. C

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.

Chirico, Hossenloop, et al., 1987
Chirico, R.D.; Hossenloop, I.A.; Nguyen, A.; Strube, M.M.; Steele, W.V., Thermodynamic studies related to the hydrogenation of phenanthrene, NIPER Report, 1987, 247, 107p. [all data]

Castro, Andrews, et al., 1958
Castro, C.E.; Andrews, L.J.; Keefer, R.M., Molecular Complexes of Hindered Biphenyl Derivatives, J. Am. Chem. Soc., 1958, 80, 2322-6. [all data]

Blades, Blades, et al., 1954
Blades, H.; Blades, A.; Steacie, E.W.R., The Kinetics of Pyrolysis of Toluene, Can. J. Chem., 1954, 32, 298-311. [all data]

Berger, 1932
Berger, H., J. Prakt. Chem., 1932, 133, 331. [all data]

Mayer and Freitak, 1921
Mayer, F.; Freitak, K., Chem. Ber., 1921, 54, 347. [all data]

Meyer and Hoffman, 1916
Meyer; Hoffman, Sitzungsber. Akad. Wiss. Wien, Math.-Naturwiss. Kl., Abt. 2B, 1916, 125, 449. [all data]

Chirico, Hossenlopp, et al., 1987
Chirico, R.D.; Hossenlopp, I.A.; Nguyen, A.; Steele, W.V., Thermochem. and Thermophys. Prop. of Organic Compounds Derived from Fossil Substances. Thermodynamic Studies Related to the Hydrogenation of Anthracene, Natl. Inst. Pet. Energy Res. Rep. NIPER-239, Bartlesvill- e, OK, 1987. [all data]

Pribilová and Pouchlý, 1974
Pribilová, J.; Pouchlý, J., Vapour pressure of some low-volatile hydrocarbons determined by the effusion method, Collect. Czech. Chem. Commun., 1974, 39, 5, 1118-1124, https://doi.org/10.1135/cccc19741118 . [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]

Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D., Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III, J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985 . [all data]

Kríz, Popl, et al., 1974
Kríz, J.; Popl, M.; Mostecký, J., Retention indices of biphenyls and diphenylalkanes, J. Chromatogr., 1974, 97, 1, 3-13, https://doi.org/10.1016/S0021-9673(01)97577-6 . [all data]

Piao, Chu, et al., 1999
Piao, M.; Chu, S.; Zheng, M.; Xu, X., Characterization of the combustion products of polyethylene, Chemosphere, 1999, 39, 9, 1497-1512, https://doi.org/10.1016/S0045-6535(99)00054-5 . [all data]

Rostad and Pereira, 1986
Rostad, C.E.; Pereira, W.E., Kovats and Lee retention indices determined by gas chromatography/mass spectrometry for organic compounds of environmental interest, J. Hi. Res. Chromatogr. Chromatogr. Comm., 1986, 9, 6, 328-334, https://doi.org/10.1002/jhrc.1240090603 . [all data]

Lee, Vassilaros, et al., 1979
Lee, M.L.; Vassilaros, D.L.; White, C.M.; Novotny, M., Retention Indices for Programmed-Temperature Capillary-Column Gas Chromatography of Polycyclic Aromatic Hydrocarbons, Anal. Chem., 1979, 51, 6, 768-773, https://doi.org/10.1021/ac50042a043 . [all data]


Notes

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