Phenanthrene, 4-methyl-

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.


Gas phase thermochemistry data

Go To: Top, Condensed phase thermochemistry data, 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Δfgas195.8 ± 1.1kJ/molCcrChirico, Hossenlopp, et al., 1989Hfusion=14.04 kJ/mol

Condensed phase thermochemistry data

Go To: Top, Gas phase thermochemistry data, 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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Δfsolid102.42 ± 0.67kJ/molCcrChirico, Hossenlopp, et al., 1989Hfusion=14.04 kJ/mol; ALS
Quantity Value Units Method Reference Comment
Δcsolid-7720.05 ± 0.56kJ/molCcrChirico, Hossenlopp, et al., 1989Hfusion=14.04 kJ/mol; Corresponding Δfsolid = 102.42 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity Value Units Method Reference Comment
solid,1 bar244.55J/mol*KN/AChirico, Hossenlopp, et al., 1989DH
solid,1 bar244.55J/mol*KN/AChirico, Hossenlopp, et al., 1988DH

Constant pressure heat capacity of solid

Cp,solid (J/mol*K) Temperature (K) Reference Comment
263.13298.15Chirico, Hossenlopp, et al., 1989T = 10 to 500 K. Value is a graphical extrapolation.; DH
263.13298.15Chirico, Hossenlopp, et al., 1988T = 10 to 500 K. Value is a graphical extrapolation.; DH

Phase change data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry 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 as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
DRB - Donald R. Burgess, Jr.
CAL - James S. Chickos, William E. Acree, Jr., Joel F. Liebman, Students of Chem 202 (Introduction to the Literature of Chemistry), University of Missouri -- St. Louis
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Ttriple324.920KN/AChirico, Hossenlopp, et al., 1989, 2Crystal phase 1 phase; Uncertainty assigned by TRC = 0.01 K; TRC
Quantity Value Units Method Reference Comment
Δsub93.4kJ/molN/AChirico, Hossenlopp, et al., 1989DRB

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Method Reference Comment
74.4 ± 0.2380.EB,IPChirico, Hossenlopp, et al., 1989Based on data from 368. to 647. K.; AC
71.8 ± 0.1420.EB,IPChirico, Hossenlopp, et al., 1989Based on data from 368. to 647. K.; AC
69.2 ± 0.1460.EB,IPChirico, Hossenlopp, et al., 1989Based on data from 368. to 647. K.; AC
66.7 ± 0.1500.EB,IPChirico, Hossenlopp, et al., 1989Based on data from 368. to 647. K.; AC
64.2 ± 0.1540.EB,IPChirico, Hossenlopp, et al., 1989Based on data from 368. to 647. K.; AC
61.6 ± 0.1580.EB,IPChirico, Hossenlopp, et al., 1989Based on data from 368. to 647. K.; AC

Enthalpy of fusion

ΔfusH (kJ/mol) Temperature (K) Reference Comment
14.04324.9Domalski and Hearing, 1996AC

Entropy of fusion

ΔfusS (J/mol*K) Temperature (K) Reference Comment
0.12182.Domalski and Hearing, 1996CAL
0.11295.
43.21324.9

Enthalpy of phase transition

ΔHtrs (kJ/mol) Temperature (K) Initial Phase Final Phase Reference Comment
0.0224182.0crystaline, IIIcrystaline, IIChirico, Hossenlopp, et al., 1989Extrapolated value.; DH
0.0333295.0crystaline, IIcrystaline, IChirico, Hossenlopp, et al., 1989Extrapolated value.; DH
14.039324.925crystaline, IliquidChirico, Hossenlopp, et al., 1989DH
0.0224182.0crystaline, IIIcrystaline, IIChirico, Hossenlopp, et al., 1988Extrapolated value.; DH
0.0333295.crystaline, IIcrystaline, IChirico, Hossenlopp, et al., 1988Extrapolated value.; DH
14.039324.925crystaline, IliquidChirico, Hossenlopp, et al., 1988DH

Entropy of phase transition

ΔStrs (J/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
0.12182.0crystaline, IIIcrystaline, IIChirico, Hossenlopp, et al., 1989Extrapolated; DH
0.11295.0crystaline, IIcrystaline, IChirico, Hossenlopp, et al., 1989Extrapolated; DH
43.21324.925crystaline, IliquidChirico, Hossenlopp, et al., 1989DH
0.12182.0crystaline, IIIcrystaline, IIChirico, Hossenlopp, et al., 1988Extrapolated; DH
0.11295.crystaline, IIcrystaline, IChirico, Hossenlopp, et al., 1988Extrapolated; DH
43.21324.925crystaline, IliquidChirico, Hossenlopp, et al., 1988DH

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:


References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Notes

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

Chirico, Hossenlopp, et al., 1989
Chirico, R.D.; Hossenlopp, I.A.; Nguyen, A.; Steele, W.V.; Gammon, B.E., The thermodynamic properties of 4-methylphenanthrene, J. Chem. Thermodyn., 1989, 21, 179-201. [all data]

Chirico, Hossenlopp, et al., 1988
Chirico, R.D.; Hossenlopp, I.A.; Nguyen, A.; Steele, W.V., The thermodynamic properties of 4-methylphenanthrene, NIPER Report, 1988, 345, 42p. [all data]

Chirico, Hossenlopp, et al., 1989, 2
Chirico, R.D.; Hossenlopp, I.A.; Nguyen, A.; Steele, W.V.; Gammon, B.E., The thermodynamic properties of 4-methylphenanthrene, J. Chem. Thermodyn., 1989, 21, 179. [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]


Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, References