Phenanthrene

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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 as indicated in comments:
DRB - Donald R. Burgess, Jr.
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
Δfsolid110.1 ± 2.2kJ/molReviewRoux, Temprado, et al., 2008There are sufficient high-quality literature values to make a good evaluation with a high degree of confidence. In general, the evaluated uncertainty limits are on the order of (0.5 to 2.5) kJ/mol.; DRB
Δfsolid109.8 ± 1.6kJ/molCcbSteele, Chirico, et al., 1990Δ Hfusion = 15.96±0.05 kJ/mol; ALS
Δfsolid116.1 ± 1.4kJ/molCcbColeman and Pilcher, 1966Author was aware that data differs from previously reported values; ALS
Δfsolid113.kJ/molCcbBender and Farber, 1952ALS
Δfsolid72.8 ± 2.6kJ/molCcbRichardson and Parks, 1939High level of uncertainty in the data; Reanalyzed by Cox and Pilcher, 1970, Original value = 70.88 kJ/mol; see Richardson, 1939; ALS
Quantity Value Units Method Reference Comment
Δcsolid-7040. ± 30.kJ/molAVGN/AAverage of 7 values; Individual data points
Quantity Value Units Method Reference Comment
solid,1 bar215.06J/mol*KN/AFinke, Messerly, et al., 1977DH
solid,1 bar211.7J/mol*KN/AHuffman, Parks, et al., 1931Extrapolation below 90 K, 65.19 J/mol*K.; DH

Constant pressure heat capacity of solid

Cp,solid (J/mol*K) Temperature (K) Reference Comment
220.3298.15Steele, Chirico, et al., 1990DH
220.62298.15Finke, Messerly, et al., 1977T = 10 to 440 K.; DH
267.4343.Rastogi and Bassi, 1964T = 343, 404 K.; DH
134.7298.15Ueberreiter and Orthmann, 1950T = 293 to 368 K. Equation only.; DH
207.1298.1Eibert, 1944T = 20 to 200°C, equations only, in t°C. Cp(c) = 0.2003 + 0.00306t cal/g*K (20 to 98°C); Cp(liq) = 0.292 + 0.000923t cal/g*K (98 to 200°C).; DH
226.4298.1Schmidt, 1941T = 20 to 200°C, equations only, in t°C. Cp(c) = 0.2440 + 0.002604t - 0.000011t2 cal/g*K (20 to 98°C); Cp(liq) = 0.3328 + 0.0006760t cal/g*K (98 to 200°C).; DH
233.5297.5Huffman, Parks, et al., 1931T = 93 to 304 K. Value is unsmoothed experimental datum.; DH

Reaction 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:
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

C14H10+ + Phenanthrene = (C14H10+ • Phenanthrene)

By formula: C14H10+ + C14H10 = (C14H10+ • C14H10)

Bond type: Charge transfer bond (positive ion)

Quantity Value Units Method Reference Comment
Δr74.5kJ/molPHPMSMeot-Ner (Mautner), 1980gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr120.J/mol*KN/AMeot-Ner (Mautner), 1980gas phase; Entropy change calculated or estimated; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
37.320.PHPMSMeot-Ner (Mautner), 1980gas phase; Entropy change calculated or estimated; M

C14H11+ + Phenanthrene = (C14H11+ • Phenanthrene)

By formula: C14H11+ + C14H10 = (C14H11+ • C14H10)

Quantity Value Units Method Reference Comment
Δr65.7kJ/molPHPMSMeot-Ner (Mautner), 1980gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr120.J/mol*KN/AMeot-Ner (Mautner), 1980gas phase; Entropy change calculated or estimated; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
28.320.PHPMSMeot-Ner (Mautner), 1980gas phase; Entropy change calculated or estimated; M

7Hydrogen + Phenanthrene = Phenanthrene, tetradecahydro-

By formula: 7H2 + C14H10 = C14H24

Quantity Value Units Method Reference Comment
Δr-565.kJ/molEqkFrye, 1962gas phase; ALS

2Hydrogen + Phenanthrene = Phenanthrene, 1,2,3,4-tetrahydro-

By formula: 2H2 + C14H10 = C14H14

Quantity Value Units Method Reference Comment
Δr-130.kJ/molEqkFrye, 1962gas phase; ALS

4Hydrogen + Phenanthrene = Phenanthrene, 1,2,3,4,5,6,7,8-octahydro-

By formula: 4H2 + C14H10 = C14H18

Quantity Value Units Method Reference Comment
Δr-250.kJ/molEqkFrye, 1962gas phase; ALS

Hydrogen + Phenanthrene = Phenanthrene, 9,10-dihydro-

By formula: H2 + C14H10 = C14H12

Quantity Value Units Method Reference Comment
Δr-50.kJ/molEqkFrye, 1962gas phase; ALS

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 evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
L - Sharon G. Lias

Data compiled as indicated in comments:
MM - Michael M. Meot-Ner (Mautner)
LL - Sharon G. Lias and Joel F. Liebman
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
B - John E. Bartmess

View reactions leading to C14H10+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
IE (evaluated)7.891 ± 0.001eVN/AN/AL
Quantity Value Units Method Reference Comment
Proton affinity (review)825.7kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity795.0kJ/molN/AHunter and Lias, 1998HL

Electron affinity determinations

EA (eV) Method Reference Comment
-0.01 ± 0.040LPESTschurl, Boesl, et al., 2006Extrapolated from EAs of (H2O)n..phenanthrene-.; B
<0.269 ± 0.035ECDWojnarovits and Foldiak, 1981EA is an upper limit: Chen and Wentworth, 1989. G3MP2B3 calculations indicate an EA of ca. -0.05 eV, unbound anion; B
0.3070 ± 0.0070ECDBecker and Chen, 1966B
0.2ECDWentworth and Becker, 1962B

Proton affinity at 298K

Proton affinity (kJ/mol) Reference Comment
820.1Aue, Guidoni, et al., 2000Experimental literature data re-evaluated by the authors using ab initio protonation entropies; MM

Gas basicity at 298K

Gas basicity (review) (kJ/mol) Reference Comment
793.7Aue, Guidoni, et al., 2000Experimental literature data re-evaluated by the authors using ab initio protonation entropies; MM

Ionization energy determinations

IE (eV) Method Reference Comment
7.903PEThantu and Weber, 1993LL
7.87 ± 0.02TRPIGotkis, Oleinikova, et al., 1993LL
7.8914 ± 0.0006LSHager and Wallace, 1988LL
7.89 ± 0.05EQMautner(Meot-Ner), 1980LLK
7.86PEClar and Schmidt, 1979LLK
7.92 ± 0.05PEEland, 1972LLK
7.86 ± 0.01PEBoschi, Murrell, et al., 1972LLK
7.92PERowland, 1971Unpublished result of J.H.D. Eland; LLK
7.91 ± 0.01PEDewar, Haselbach, et al., 1970RDSH
8.08CTSMukherjee, 1969RDSH
7.69SKitagawa, 1968RDSH
7.75PIKitagawa, 1968RDSH
8.03 ± 0.01EINounou, 1966RDSH
8.10 ± 0.04EINatalis and Franklin, 1965RDSH
8.03 ± 0.01EIBonnier, Gelus, et al., 1965RDSH
8.07CTSKuroda, 1964RDSH
7.6CTSBriegleb, 1964RDSH
8.22CTSKinoshita, 1962RDSH
8.25CTSBriegleb, Czekalla, et al., 1961RDSH
8.09CTSBirks and Stifkin, 1961RDSH
8.03EIWacks and Dibeler, 1959RDSH
23.1EIWacks and Dibeler, 1959RDSH
8.03CTSBriegleb and Czekalla, 1959RDSH
8.02CTSMatsen, 1956RDSH
7.91PEAkiyama, Li, et al., 1979Vertical value; LLK
7.85PERuscic, Kovac, et al., 1978Vertical value; LLK
7.86 ± 0.02PESchmidt, 1977Vertical value; LLK
7.86PEClar and Schmidt, 1976Vertical value; LLK
7.87 ± 0.02PEHush, Cheung, et al., 1975Vertical value; LLK
7.92 ± 0.02PEMaier and Turner, 1972Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C6H4+29. ± 1.?EINounou, 1968RDSH
C9H7+23.9 ± 0.2?EINounou, 1968RDSH
C10H6+20.8 ± 0.32C2H2EINounou, 1968RDSH
C10H6+20.9 ± 0.32C2H2EINatalis and Franklin, 1965RDSH
C11H7+21.1 ± 0.2?EINounou, 1968RDSH
C11H7+21.1 ± 0.3?EINatalis and Franklin, 1965RDSH
C12H7+18.8 ± 0.1?EINounou, 1968RDSH
C12H7+19.63 ± 0.05?EINatalis and Franklin, 1965RDSH
C12H8+11.23C2H2EVALGotkis, Oleinikova, et al., 1993T = 0K; LL
C12H8+14.46C2H2TRPIGotkis, Oleinikova, et al., 1993LL
C12H8+15.7 ± 0.2?EINounou, 1968RDSH
C12H8+16.63 ± 0.05?EINatalis and Franklin, 1965RDSH
C13H7+20.0 ± 0.3?EINounou, 1968RDSH
C14H7+18.2 ± 0.2H2+HEINounou, 1968RDSH
C14H8+16.2 ± 0.2H2EINounou, 1968RDSH
C14H8+18.6 ± 0.1H2EINatalis and Franklin, 1965RDSH
C14H9+11.99HEVALGotkis, Oleinikova, et al., 1993T = 0K; LL
C14H9+14.88HTRPIGotkis, Oleinikova, et al., 1993LL
C14H9+15.5 ± 0.1HEINounou, 1968RDSH
C14H9+16.3 ± 0.1HEINatalis and Franklin, 1965RDSH

References

Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, Notes

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

Roux, Temprado, et al., 2008
Roux, M.V.; Temprado, M.; Chickos, J.S.; Nagano, Y., Critically Evaluated Thermochemical Properties of Polycyclic Aromatic Hydrocarbons, J. Phys. Chem. Ref. Data, 2008, 37, 4, 1855-1996. [all data]

Steele, Chirico, et al., 1990
Steele, W.V.; Chirico, R.D.; Nguyen, A.; Hossenlopp, I.A.; Smith, N.K., Determination of ideal-gas enthalpies of formation for key compounds, Am. Inst. Chem. Eng. Symp. Ser. (AIChE Symp. Ser.), 1990, 138-154. [all data]

Coleman and Pilcher, 1966
Coleman, D.J.; Pilcher, G., Heats of combustion of biphenyl, bibenzyl, naphthalene, anthracene, and phenanthrene, Trans. Faraday Soc., 1966, 62, 821-827. [all data]

Bender and Farber, 1952
Bender, P.; Farber, J., The heats of combustion of anthracene transannular peroxide and dianthracene, J. Am. Chem. Soc., 1952, 74, 1450-1452. [all data]

Richardson and Parks, 1939
Richardson, J.W.; Parks, G.S., Thermal data on organic compounds. XIX. Modern combustion data for some non-volatile compounds containing carbon, hydrogen and oxygen, J. Am. Chem. Soc., 1939, 61, 3543-3546. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

Richardson, 1939
Richardson, J.W., Precise determination of the heats of combustion of some representative organic compounds, Ph.D. Thesis for Standford University, 1939, 1-122. [all data]

Finke, Messerly, et al., 1977
Finke, H.L.; Messerly, J.F.; Lee, S.H.; Osborn, A.G.; Douslin, D.R., Comprehensive thermodynamic studies of seven aromatic hydrocarbons, J. Chem. Thermodyn., 1977, 9, 937-956. [all data]

Huffman, Parks, et al., 1931
Huffman, H.M.; Parks, G.S.; Barmore, M., Thermal data on organic compounds. X. Further studies on the heat capacities, entropies and free energies of hydrocarbons, J. Am. Chem. Soc., 1931, 53, 3876-3888. [all data]

Rastogi and Bassi, 1964
Rastogi, R.P.; Bassi, P.S., Mechanism of eutectic crystallization, J. Phys. Chem., 1964, 68, 2398-2406. [all data]

Ueberreiter and Orthmann, 1950
Ueberreiter, K.; Orthmann, H.-J., Specifische Wärme, spezifisches Volumen, Temperatur- und Wärme-leittähigkeit einiger disubstituierter Benzole und polycyclischer Systeme, Z. Natursforsch. 5a, 1950, 101-108. [all data]

Eibert, 1944
Eibert, J., Thesis Washington University (St. Louis), 1944. [all data]

Schmidt, 1941
Schmidt, W.R., Thesis Washington University (St. Louis), 1941. [all data]

Meot-Ner (Mautner), 1980
Meot-Ner (Mautner), M., Dimer Cations of Polycyclic Aromatics: Experimental Bonding Energies and Resonance Stabilization, J. Phys. Chem., 1980, 84, 21, 2724, https://doi.org/10.1021/j100458a012 . [all data]

Frye, 1962
Frye, C.G., Equilibria in the hydrogenation of polycyclic aromatics, J. Chem. Eng. Data, 1962, 7, 592-595. [all data]

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

Tschurl, Boesl, et al., 2006
Tschurl, M.; Boesl, U.; Gilb, S., The electron affinity of phenanthrene, J. Chem. Phys., 2006, 125, 19, 194310, https://doi.org/10.1063/1.2387175 . [all data]

Wojnarovits and Foldiak, 1981
Wojnarovits, L.; Foldiak, G., Electron capture detection of aromatic hydrocarbons, J. Chromatogr. Sci., 1981, 206, 511. [all data]

Chen and Wentworth, 1989
Chen, E.C.M.; Wentworth, W.E., Experimental Determination of Electron Affinities of Organic Molecules, Mol. Cryst. Liq. Cryst., 1989, 171, 271. [all data]

Becker and Chen, 1966
Becker, R.S.; Chen, E., Extension of Electron Affinities and Ionization Potentials of Aromatic Hydrocarbons, J. Chem. Phys., 1966, 45, 7, 2403, https://doi.org/10.1063/1.1727954 . [all data]

Wentworth and Becker, 1962
Wentworth, W.E.; Becker, R.S., Potential Method for the Determination of Electron Affinities of Molecules: Application to Some Aromatic Hydrocarbons., J. Am. Chem. Soc., 1962, 84, 22, 4263, https://doi.org/10.1021/ja00881a014 . [all data]

Aue, Guidoni, et al., 2000
Aue, D.H.; Guidoni, M.; Betowski, L.D., Ab initio calculated gas-phase basicities of polynuclear aromatic hydrocarbons, Int. J. Mass Spectrom., 2000, 201, 283. [all data]

Thantu and Weber, 1993
Thantu, N.; Weber, P.M., Dependence of two-photon ionization photoelectron spectra on laser coherence band width, Chem. Phys. Lett., 1993, 214, 276. [all data]

Gotkis, Oleinikova, et al., 1993
Gotkis, Y.; Oleinikova, M.; Naor, M.; Lifshitz, C., Time-independent mass spectra and breakdown graphs. 17. Naphthalene and phenanthrene, J. Phys. Chem., 1993, 97, 12282. [all data]

Hager and Wallace, 1988
Hager, J.W.; Wallace, S.C., Two-laser photoionization supersonic jet mass spectrometry of aromatic molecules, Anal. Chem., 1988, 60, 5. [all data]

Mautner(Meot-Ner), 1980
Mautner(Meot-Ner), M., Ion thermochemistry of low volatility compounds in the gas phase. 3. Polycyclic aromatics: Ionization energies, proton, and hydrogen affinities. Extrapolations to graphite, J. Phys. Chem., 1980, 84, 2716. [all data]

Clar and Schmidt, 1979
Clar, E.; Schmidt, W., Correlations between photoelectron and UV absorption spectra of polycyclic hydrocarbons. The pyrene series, Tetrahedron, 1979, 35, 1027. [all data]

Eland, 1972
Eland, J.H.D., Photoelectron spectra and ionization potentials of aromatic hydrocarbons, Int. J. Mass Spectrom. Ion Phys., 1972, 9, 214. [all data]

Boschi, Murrell, et al., 1972
Boschi, R.; Murrell, J.N.; Schmidt, W., Photoelectron spectra of polycyclic aromatic hydrocarbons, Faraday Discuss. Chem. Soc., 1972, 54, 116. [all data]

Rowland, 1971
Rowland, C.G., Kinetic energy distributions of C12H8 fragment ions in the mass spectra of anthracene, phenanthrene and diphenylacetylene, Intern. J. Mass Spectrom. Ion Phys., 1971, 7, 79. [all data]

Dewar, Haselbach, et al., 1970
Dewar, M.J.S.; Haselbach, E.; Worley, S.D., Calculated and observed ionization potentials of unsaturated polycyclic hydrocarbons; calculated heats of formation by several semiempirical s.c.f. m.o. methods, Proc. Roy. Soc. (London), 1970, A315, 431. [all data]

Mukherjee, 1969
Mukherjee, T.K., Charge-transfer donor abilities of o,o'bridged biphenyls, J. Phys. Chem., 1969, 73, 3442. [all data]

Kitagawa, 1968
Kitagawa, T., Absorption spectra and photoionization of polycyclic aromatics in vacuum ultraviolet region, J. Mol. Spectry., 1968, 26, 1. [all data]

Nounou, 1966
Nounou, P., Etude des composes aromatiques par spectrometrie de masse. I. Mesure des potentials d'ionisation et d'apparition par la methode du potential retardateur et interpretation des courbes d'ionisation differentielle, J. Chim. Phys., 1966, 63, 994. [all data]

Natalis and Franklin, 1965
Natalis, P.; Franklin, J.L., Ionization and dissociation of diphenyl and condensed ring aromatics by electron impact. I. Biphenyl, diphenylacetylene, and phenanthrene, J. Phys. Chem., 1965, 69, 2935. [all data]

Bonnier, Gelus, et al., 1965
Bonnier, J.-M.; Gelus, M.; Nounou, P., Contribution a l'etude de l'effet inductif et de l'effet d'hyperconjugaison dans quelques methylaromatiques, J. Chim. Phys., 1965, 10, 1191. [all data]

Kuroda, 1964
Kuroda, H., Ionization potentials of polycyclic aromatic hydrocarbons, Nature, 1964, 201, 1214. [all data]

Briegleb, 1964
Briegleb, G., Electron affinity of organic molecules, Angew. Chem. Intern. Ed., 1964, 3, 617. [all data]

Kinoshita, 1962
Kinoshita, M., The absorption spectra of the molecular complexes of aromatic compounds with p-bromanil, Bull. Chem. Soc. Japan, 1962, 35, 1609. [all data]

Briegleb, Czekalla, et al., 1961
Briegleb, G.; Czekalla, J.; Reuss, G., Mesomeriemomente und Elektronenuberfuhrungsbanden von Elektronen-donator-akzeptor-komplexen des Chloranils und Tetracyanathylens mit aromatischen Kohlenwasserstoffen, Z. Phys. Chem. (Neue Folge), 1961, 30, 333. [all data]

Birks and Stifkin, 1961
Birks, J.B.; Stifkin, M.A., π-Electronic excitation and ionization energies of condensed ring aromatic hydrocarbons, Nature, 1961, 191, 761. [all data]

Wacks and Dibeler, 1959
Wacks, M.E.; Dibeler, V.H., Electron impact studies of aromatic hydrocarbons. I. Benzene, naphthalene, anthracene, and phenanthrene, J. Chem. Phys., 1959, 31, 1557. [all data]

Briegleb and Czekalla, 1959
Briegleb, G.; Czekalla, J., Die Bestimmung von lonisierungsenergien aus den Spektren von Elektronenubergangskomplexen, Z.Elektrochem., 1959, 63, 6. [all data]

Matsen, 1956
Matsen, F.A., Electron affinities, methyl affinities, and ionization energies of condensed ring aromatic hydrocarbons, J. Chem. Phys., 1956, 24, 602. [all data]

Akiyama, Li, et al., 1979
Akiyama, I.; Li, K.C.; LeBreton, P.R.; Fu, P.P.; Harvey, R.G., Ultraviolet photoelectron studies of polycyclic aromatic hydrocarbons. The ground-state electronic structure of aryloxiranes and metabolites of benzo[a]pyrene, J. Phys. Chem., 1979, 83, 2997. [all data]

Ruscic, Kovac, et al., 1978
Ruscic, B.; Kovac, B.; Klasinc, L.; Gusten, H., Photoelectron spectroscopy of J. Heterocycl. Chem.. Fluorene analogues, Z. Naturforsch. A:, 1978, 33, 1006. [all data]

Schmidt, 1977
Schmidt, W., Photoelectron spectra of polynuclear aromatics. V. Correlations with ultraviolet absorption spectra in the catacondensed series, J. Chem. Phys., 1977, 66, 828. [all data]

Clar and Schmidt, 1976
Clar, E.; Schmidt, W., Correlations between photoelectron and phosphorescence spectra of polycyclic hydrocarbons, Tetrahedron, 1976, 32, 2563. [all data]

Hush, Cheung, et al., 1975
Hush, N.S.; Cheung, A.S.; Hilton, P.R., Binding energies of π- and "lone pair"-levels in mono- and diaza-phenanthrenes and anthracenes: an He(I) photoelectron spectroscopic study, J. Electron Spectrosc. Relat. Phenom., 1975, 7, 385. [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]

Nounou, 1968
Nounou, P., Application of the quasi-equilibrium theory of, mass spectra to large aromatic molecules, Advan. Mass Spectrom., 1968, 4, 551. [all data]


Notes

Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, References