Benzo[c]phenanthrene

• Formula: C₁₈H₁₂
• Molecular weight: 228.2879
• IUPAC Standard InChI: InChI=1S/C18H12/c1-3-7-16-13(5-1)9-11-15-12-10-14-6-2-4-8-17(14)18(15)16/h1-12H Copy

  
• IUPAC Standard InChIKey: TUAHORSUHVUKBD-UHFFFAOYSA-N Copy
• CAS Registry Number: 195-19-7
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
  The 3d structure may be viewed using Java or Javascript.
• Other names: 3,4-Benzophenanthrene; Benzo-3,4-phenanthrene; Tetrahelicene; 3,4-Benzphenanthrene
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• Information on this page:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Phase change data
  • Gas phase ion energetics data
  • Mass spectrum (electron ionization)
  • UV/Visible spectrum
  • References
  • Notes
• Other data available:
  • Gas Chromatography
• Data at other public NIST sites:
  • NIST Polycyclic Aromatic Hydrocarbon Structure Index
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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 as indicated in comments:
DRB - Donald R. Burgess, Jr.
GT - Glushko Thermocenter, Russian Academy of Sciences, Moscow

Constant pressure heat capacity of gas

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

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
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos

Enthalpy of sublimation

Enthalpy of fusion

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 as indicated in comments:
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 C₁₈H₁₂⁺ (ion structure unspecified)

Electron affinity determinations

Ionization energy determinations

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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Additional Data

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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Additional Data

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, 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.

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]

Dorofeeva O.V., 1988
Dorofeeva O.V., Thermodynamic Properties of Polycyclic Aromatic Hydrocarbons in the Gaseous Phase. Institute for High Temperatures, USSR Academy of Sciences, Preprint No.1-238 (in Russian), Moscow, 1988. [all data]

Dorofeeva O.V., 1986
Dorofeeva O.V., On calculation of thermodynamic properties of polycyclic aromatic hydrocarbons, Thermochim. Acta, 1986, 102, 59-66. [all data]

Moiseeva N.F., 1989
Moiseeva N.F., Development of Benson group additivity method for estimation of ideal gas thermodynamic properties of polycyclic aromatic hydrocarbons, Thermochim. Acta, 1989, 153, 77-85. [all data]

Frenkel M., 1994
Frenkel M., Thermodynamics of Organic Compounds in the Gas State, Vol. I, II, Thermodynamics Research Center, College Station, Texas, 1994, 1994. [all data]

Magnus, Hartmann, et al., 1951
Magnus, A.; Hartmann, H.; Becker, F., Verbrennungswarmen und resonanzenergien von mehrkernigen aromatischen kohlenwasserstoffen, Z. Phys. Chem., 1951, 197, 75-91. [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]

Casellato, Vecchi, et al., 1973
Casellato, F.; Vecchi, C.; Girell, A., Differential calorimetric study of polycyclic aromatic hydrocarbons, Thermochim. Acta, 1973, 6, 4, 361, https://doi.org/10.1016/0040-6031(73)87003-0 . [all data]

Nasipuri and Bhattacharya, 1972
Nasipuri, D.; Bhattacharya, A., Indian J. Chem., 1972, 10, 799. [all data]

Burditt, Whiting, et al., 1967
Burditt, N.A.; Whiting, M.C.; Venanzi, L.M., J. Chem. Soc. B, 1967, 1967, 2273. [all data]

Wakayama and Inokuchi, 1967
Wakayama, N.; Inokuchi, H., Heats of sublimation of polycyclic aromatic hydrocarbons and their molecular packings, Bull. Chem. Soc. Jpn., 1967, 40, 2267. [all data]

Kestens, Auclair, et al., 2010
Kestens, Vikram; Auclair, Guy; Drozdzewska, Katarzyna; Held, Andrea; Roebben, Gert; Linsinger, Thomas, Thermodynamic property values of selected polycyclic aromatic hydrocarbons measured by differential scanning calorimetry, J Therm Anal Calorim, 2010, 99, 1, 245-261, https://doi.org/10.1007/s10973-009-0440-6 . [all data]

Acree, 1991
Acree, William E., Thermodynamic properties of organic compounds: enthalpy of fusion and melting point temperature compilation, Thermochimica Acta, 1991, 189, 1, 37-56, https://doi.org/10.1016/0040-6031(91)87098-H . [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]

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

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]

Brogli and Heilbronner, 1972
Brogli, F.; Heilbronner, E., The photoelectron spectra of benzenoid hydrocarbons C₁₈H₁₂, Angew. Chem. Int. Ed. Engl., 1972, 11, 538. [all data]

Johnson and Mathews, 1947
Johnson, W.S.; Mathews, F.J., J. Am. Chem. Soc., 1947, 69, 566. [all data]

Notes

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

• Symbols used in this document:
  

  Cp,gas	Constant pressure heat capacity of gas
  EA	Electron affinity
  Tfus	Fusion (melting) point
  ΔcH°solid	Enthalpy of combustion of solid at standard conditions
  ΔfH°gas	Enthalpy of formation of gas at standard conditions
  ΔfH°solid	Enthalpy of formation of solid at standard conditions
  ΔfusH	Enthalpy of fusion
  ΔsubH	Enthalpy of sublimation
  ΔsubH°	Enthalpy of sublimation at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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