Phenanthrene, 4-methyl-

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Gas 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Δfgas46.80 ± 0.25kcal/molCcrChirico, Hossenlopp, et al., 1989Hfusion=14.04 kJ/mol

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 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
Δfsolid24.48 ± 0.16kcal/molCcrChirico, Hossenlopp, et al., 1989Hfusion=14.04 kJ/mol; ALS
Quantity Value Units Method Reference Comment
Δcsolid-1845.14 ± 0.13kcal/molCcrChirico, Hossenlopp, et al., 1989Hfusion=14.04 kJ/mol; Corresponding Δfsolid = 24.479 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity Value Units Method Reference Comment
solid,1 bar58.449cal/mol*KN/AChirico, Hossenlopp, et al., 1989DH
solid,1 bar58.449cal/mol*KN/AChirico, Hossenlopp, et al., 1988DH

Constant pressure heat capacity of solid

Cp,solid (cal/mol*K) Temperature (K) Reference Comment
62.890298.15Chirico, Hossenlopp, et al., 1989T = 10 to 500 K. Value is a graphical extrapolation.; DH
62.890298.15Chirico, Hossenlopp, et al., 1988T = 10 to 500 K. Value is a graphical extrapolation.; DH

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
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
Δsub22.3kcal/molN/AChirico, Hossenlopp, et al., 1989DRB

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
17.8 ± 0.05380.EB,IPChirico, Hossenlopp, et al., 1989Based on data from 368. to 647. K.; AC
17.2 ± 0.02420.EB,IPChirico, Hossenlopp, et al., 1989Based on data from 368. to 647. K.; AC
16.5 ± 0.02460.EB,IPChirico, Hossenlopp, et al., 1989Based on data from 368. to 647. K.; AC
15.9 ± 0.02500.EB,IPChirico, Hossenlopp, et al., 1989Based on data from 368. to 647. K.; AC
15.3 ± 0.02540.EB,IPChirico, Hossenlopp, et al., 1989Based on data from 368. to 647. K.; AC
14.7 ± 0.02580.EB,IPChirico, Hossenlopp, et al., 1989Based on data from 368. to 647. K.; AC

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Reference Comment
3.356324.9Domalski and Hearing, 1996AC

Entropy of fusion

ΔfusS (cal/mol*K) Temperature (K) Reference Comment
0.029182.Domalski and Hearing, 1996CAL
0.026295.
10.33324.9

Enthalpy of phase transition

ΔHtrs (kcal/mol) Temperature (K) Initial Phase Final Phase Reference Comment
0.00535182.0crystaline, IIIcrystaline, IIChirico, Hossenlopp, et al., 1989Extrapolated value.; DH
0.00796295.0crystaline, IIcrystaline, IChirico, Hossenlopp, et al., 1989Extrapolated value.; DH
3.3554324.925crystaline, IliquidChirico, Hossenlopp, et al., 1989DH
0.00535182.0crystaline, IIIcrystaline, IIChirico, Hossenlopp, et al., 1988Extrapolated value.; DH
0.00796295.crystaline, IIcrystaline, IChirico, Hossenlopp, et al., 1988Extrapolated value.; DH
3.3554324.925crystaline, IliquidChirico, Hossenlopp, et al., 1988DH

Entropy of phase transition

ΔStrs (cal/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
0.029182.0crystaline, IIIcrystaline, IIChirico, Hossenlopp, et al., 1989Extrapolated; DH
0.026295.0crystaline, IIcrystaline, IChirico, Hossenlopp, et al., 1989Extrapolated; DH
10.33324.925crystaline, IliquidChirico, Hossenlopp, et al., 1989DH
0.029182.0crystaline, IIIcrystaline, IIChirico, Hossenlopp, et al., 1988Extrapolated; DH
0.026295.crystaline, IIcrystaline, IChirico, Hossenlopp, et al., 1988Extrapolated; DH
10.33324.925crystaline, 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:


IR Spectrum

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Data compiled by: Coblentz Society, Inc.


Mass spectrum (electron ionization)

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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

Spectrum

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Mass spectrum
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Additional Data

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Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin CONTINENTAL OIL CO., PONCA CITY, OKLAHOMA, USA
NIST MS number 58827

All mass spectra in this site (plus many more) are available from the NIST/EPA/NIH Mass Spectral Library. Please see the following for information about the library and its accompanying search program.


UV/Visible spectrum

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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: Victor Talrose, Alexander N. Yermakov, Alexy A. Usov, Antonina A. Goncharova, Axlexander N. Leskin, Natalia A. Messineva, Natalia V. Trusova, Margarita V. Efimkina

Spectrum

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UVVis spectrum
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Additional Data

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Source Bavin, 1967
Owner INEP CP RAS, NIST OSRD
Collection (C) 2007 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin INSTITUTE OF ENERGY PROBLEMS OF CHEMICAL PHYSICS, RAS
Source reference RAS UV No. 19817
Instrument Beckmann DK 2
Melting point 52-53

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, 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]

Bavin, 1967
Bavin, P.M.G., UV atlas of organic compouds, 1967, 3, E3/10. [all data]


Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, References