1,1'-Biphenyl, 2-ethyl-

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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
BS - Robert L. Brown and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tboil539.12KN/AGoodman and Wise, 1951Uncertainty assigned by TRC = 0.2 K; TRC
Tboil539.12KN/AGoodman and Wise, 1950Uncertainty assigned by TRC = 0.15 K; TRC
Quantity Value Units Method Reference Comment
Tfus267.02KN/AGoodman and Wise, 1951Uncertainty assigned by TRC = 0.1 K; TRC
Tfus267.02KN/AGoodman and Wise, 1950Uncertainty assigned by TRC = 0.1 K; TRC
Tfus279.KN/AHuber, Renoll, et al., 1946Uncertainty assigned by TRC = 2. K; TRC
Quantity Value Units Method Reference Comment
Ttriple267.070KN/AChirico, Hossenlopp, et al., 1987Uncertainty assigned by TRC = 0.01 K; TRC

Reduced pressure boiling point

Tboil (K) Pressure (bar) Reference Comment
401.70.015Weast and Grasselli, 1989BS

Enthalpy of fusion

ΔfusH (kJ/mol) Temperature (K) Reference Comment
2.0680267.076Chirico, Hossenloop, et al., 1987DH
2.07267.1Domalski and Hearing, 1996AC

Entropy of fusion

ΔfusS (J/mol*K) Temperature (K) Reference Comment
7.74267.076Chirico, 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 phase ion energetics 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: Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

Ionization energy determinations

IE (eV) Method Reference Comment
8.55 ± 0.02PEMaier and Turner, 1972Vertical value

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 L170.1488.Kríz, Popl, et al., 1974 
PackedApiezon L185.1500.Kríz, Popl, et al., 1974 

Kovats' RI, polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
CapillarySP-1000185.2033.Kríz, Popl, et al., 1974N2; Column length: 50. m; Column diameter: 0.25 mm
CapillarySP-1000200.1994.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
CapillarySE-52250.85Lee, Vassilaros, et al., 197912. m/0.3 mm/0.34 μm, He, 2. K/min; Tstart: 50. C; Tend: 250. C

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Goodman and Wise, 1951
Goodman, I.A.; Wise, P.H., Synthesis & purification of some alkylbiphenyls & alkylbicyclohexyls., Natl. Advis. Comm. Aeronaut., Tech. Note NACA TN 2260, Lewis Flight Propulsion Lab., Cleveland, Ohio, 1951. [all data]

Goodman and Wise, 1950
Goodman, I.A.; Wise, P.H., Dicycloic Hydrocarbons I. 2-Alkylbiphenyls, J. Am. Chem. Soc., 1950, 72, 3076. [all data]

Huber, Renoll, et al., 1946
Huber, W.F.; Renoll, M.; Rossow, A.G.; Mowry, D.T., Vinyl Aromatic Compounds II. o-, m-, and p-Vinylbiphenyls, J. Am. Chem. Soc., 1946, 68, 1109. [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]

Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]

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]

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]

Maier and Turner, 1972
Maier, J.P.; Turner, D.W., Steric inhibition of resonance studied by molecular photoelectron spectroscopy. Part I. Biphenyls, Faraday Discuss. Chem. Soc., 1972, 54, 149. [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]

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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