Acenaphthene

• Formula: C₁₂H₁₀
• Molecular weight: 154.2078
• IUPAC Standard InChI: InChI=1S/C12H10/c1-3-9-4-2-6-11-8-7-10(5-1)12(9)11/h1-6H,7-8H2 Copy

  
• IUPAC Standard InChIKey: CWRYPZZKDGJXCA-UHFFFAOYSA-N Copy
• CAS Registry Number: 83-32-9
• 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.
• Isotopologues:
  • Acenaphthene-d10
• Other names: Acenaphthylene, 1,2-dihydro-; Peri-Ethylenenaphthalene; Naphthyleneethylene; 1,2-Dihydroacenaphthylene; 1,8-Ethylenenaphthalene; Acenaphtene
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Condensed phase thermochemistry data
  • Phase change data
  • Reaction thermochemistry data
  • Gas phase ion energetics data
  • Ion clustering data
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Henry's Law data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • UV/Visible spectrum
  • Gas Chromatography
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
  • NIST Polycyclic Aromatic Hydrocarbon Structure Index
• Options:
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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

Constant pressure heat capacity of solid

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:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Enthalpy of vaporization

Antoine Equation Parameters

log₁₀(P) = A − (B / (T + C))
    P = vapor pressure (bar)
    T = temperature (K)

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Enthalpy of sublimation

Enthalpy of fusion

Entropy of fusion

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
B - John E. Bartmess
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

C₁₂H₁₀⁺ +  = (C₁₂H₁₀⁺ • )

By formula: C₁₂H₁₀⁺ + C₁₂H₁₀ = (C₁₂H₁₀⁺ • C₁₂H₁₀)

Bond type: Charge transfer bond (positive ion)

Free energy of reaction

C₁₂H₈⁺ +  = (C₁₂H₈⁺ • )

By formula: C₁₂H₈⁺ + C₁₂H₁₀ = (C₁₂H₈⁺ • C₁₂H₁₀)

Bond type: Charge transfer bond (positive ion)

Free energy of reaction

C₁₂H₁₁⁺ +  = (C₁₂H₁₁⁺ • )

By formula: C₁₂H₁₁⁺ + C₁₂H₁₀ = (C₁₂H₁₁⁺ • C₁₂H₁₀)

Free energy of reaction

C₁₂H₉^- +  =

By formula: C₁₂H₉^- + H⁺ = C₁₂H₁₀

C₆H₇N⁺ +  = (C₆H₇N⁺ • )

By formula: C₆H₇N⁺ + C₁₂H₁₀ = (C₆H₇N⁺ • C₁₂H₁₀)

Bond type: Charge transfer bond (positive ion)

2 +  =

By formula: 2H₂ + C₁₂H₁₀ = hexahydroacenaphthylene

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:
B - John E. Bartmess
MM - Michael M. Meot-Ner (Mautner)
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

View reactions leading to C₁₂H₁₀⁺ (ion structure unspecified)

Proton affinity at 298K

Gas basicity at 298K

Ionization energy determinations

De-protonation reactions

C₁₂H₉^- +  =

By formula: C₁₂H₉^- + H⁺ = C₁₂H₁₀

Ion clustering 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: Michael M. Meot-Ner (Mautner) and Sharon G. Lias

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.

Clustering reactions

C₆H₇N⁺ +  = (C₆H₇N⁺ • )

By formula: C₆H₇N⁺ + C₁₂H₁₀ = (C₆H₇N⁺ • C₁₂H₁₀)

Bond type: Charge transfer bond (positive ion)

C₁₂H₈⁺ +  = (C₁₂H₈⁺ • )

By formula: C₁₂H₈⁺ + C₁₂H₁₀ = (C₁₂H₈⁺ • C₁₂H₁₀)

Bond type: Charge transfer bond (positive ion)

Free energy of reaction

C₁₂H₁₀⁺ +  = (C₁₂H₁₀⁺ • )

By formula: C₁₂H₁₀⁺ + C₁₂H₁₀ = (C₁₂H₁₀⁺ • C₁₂H₁₀)

Bond type: Charge transfer bond (positive ion)

Free energy of reaction

C₁₂H₁₁⁺ +  = (C₁₂H₁₁⁺ • )

By formula: C₁₂H₁₁⁺ + C₁₂H₁₀ = (C₁₂H₁₁⁺ • C₁₂H₁₀)

Free energy of reaction

References

Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering 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]

Boyd, Christensen, et al., 1965
Boyd, R.H.; Christensen, R.L.; Pua, R., The heats of combustion of acenaphthene, acenaphthylene, and fluoranthene. Strain and delocalization in bridged naphthalenes, J. Am. Chem. Soc., 1965, 87, 3554-3559. [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]

Sadowska, Stepniewska, et al., 1969
Sadowska, K.W.; Stepniewska, G.B.; Recko, W.M., Specific heat and enthalpy of fusion of acenaphthene and acenaphthylene, Przem. Chem., 1969, 48, 282-285. [all data]

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

Buckingham and Donaghy, 1982
Buckingham, J.; Donaghy, S.M., Dictionary of Organic Compounds: Fifth Edition, Chapman and Hall, New York, 1982, 1. [all data]

Perkin, 1896
Perkin, W.H., LXIX. On Magnetic Rotatory Power, especially of Aromatic Compounds, J. Chem. Soc., 1896, 69, 1025-1257. [all data]

Finke, Messerly, et al., 1977, 2
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. [all data]

Osborn and Douslin, 1975
Osborn, A.G.; Douslin, D.R., Vapor Pressure and Derived Enthalpies of Vaporization for Some Condensed Ring Hydrocarbons, J. Chem. Eng. Data, 1975, 20, 229-31. [all data]

Zhao, Unhannanant, et al., 2008
Zhao, Hui; Unhannanant, Patamaporn; Hanshaw, William; Chickos, James S., Enthalpies of Vaporization and Vapor Pressures of Some Deuterated Hydrocarbons. Liquid-Vapor Pressure Isotope Effects, J. Chem. Eng. Data, 2008, 53, 7, 1545-1556, https://doi.org/10.1021/je800091s . [all data]

Haftka, Parsons, et al., 2006
Haftka, Joris J.H.; Parsons, John R.; Govers, Harrie A.J., Supercooled liquid vapour pressures and related thermodynamic properties of polycyclic aromatic hydrocarbons determined by gas chromatography, Journal of Chromatography A, 2006, 1135, 1, 91-100, https://doi.org/10.1016/j.chroma.2006.09.050 . [all data]

Chickos, Hesse, et al., 1998
Chickos, James; Hesse, Donald; Hosseini, Sarah; Nichols, Gary; Webb, Paul, Sublimation enthalpies at 298.15K using correlation gas chromatography and differential scanning calorimetry measurements, Thermochimica Acta, 1998, 313, 2, 101-110, https://doi.org/10.1016/S0040-6031(97)00432-2 . [all data]

Ruuzicka, Mokbel, et al., 1998
Ruuzicka, Kvetoslav; Mokbel, Ilham; Majer, Vladimir; Ruuzicka, Vlastimil; Jose, Jacques; Zábranský, Milan, Description of vapour--liquid and vapour--solid equilibria for a group of polycondensed compounds of petroleum interest, Fluid Phase Equilibria, 1998, 148, 1-2, 107-137, https://doi.org/10.1016/S0378-3812(98)00200-3 . [all data]

Hanshaw, Nutt, et al., 2008
Hanshaw, William; Nutt, Marjorie; Chickos, James S., Hypothetical Thermodynamic Properties. Subcooled Vaporization Enthalpies and Vapor Pressures of Polyaromatic Hydrocarbons, J. Chem. Eng. Data, 2008, 53, 8, 1903-1913, https://doi.org/10.1021/je800300x . [all data]

Mokbel, Guetachew, et al., 1995
Mokbel, I.; Guetachew, T.; Jose, J., Vapor pressures and sublimation pressures of 14 polycyclic aromatic hydrocarbons (C11 - C18) at pressures in the range from 0.5 Pa to 30 kPa, ELDATA: Int. Electron. J. Phys. Chem. Data, 1995, 1, 2, 167. [all data]

Osborn and Douslin, 1975, 2
Osborn, Ann G.; Douslin, Donald R., Vapor pressures and derived enthalpies of vaporization for some condensed-ring hydrocarbons, J. Chem. Eng. Data, 1975, 20, 3, 229-231, https://doi.org/10.1021/je60066a022 . [all data]

Lei, Chankalal, et al., 2002
Lei, Ying Duan; Chankalal, Raymond; Chan, Anita; Wania, Frank, Supercooled Liquid Vapor Pressures of the Polycyclic Aromatic Hydrocarbons, J. Chem. Eng. Data, 2002, 47, 4, 801-806, https://doi.org/10.1021/je0155148 . [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Boublik, Fried, et al., 1984
Boublik, T.; Fried, V.; Hala, E., The Vapour Pressures of Pure Substances: Selected Values of the Temperature Dependence of the Vapour Pressures of Some Pure Substances in the Normal and Low Pressure Region, 2nd ed., Elsevier, New York, 1984, 972. [all data]

Cramer, 1943
Cramer, K.S.N., Chem. Zentr. II, 1943, 2234. [all data]

Mortimer and Murphy, 1923
Mortimer, F. Spencer.; Murphy, Ray v., The Vapor Pressures of Some Substances Found in Coal Tar., Ind. Eng. Chem., 1923, 15, 11, 1140-1142, https://doi.org/10.1021/ie50167a012 . [all data]

Nass, Lenoir, et al., 1995
Nass, Karen; Lenoir, Dieter; Kettrup, Antonius, Calculation of the Thermodynamic Properties of Polycyclic Aromatic Hydrocarbons by an Incremental Procedure, Angew. Chem. Int. Ed. Engl., 1995, 34, 16, 1735-1736, https://doi.org/10.1002/anie.199517351 . [all data]

SATO, INOMATA, et al., 1986
SATO, NOBUYUKI; INOMATA, HIROSHI; ARAI, KUNIO; SAITO, SHOZABURO, Measurement of vapor pressures for coal-related aromatic compounds by gas saturation method., J. Chem. Eng. Japan / JCEJ, 1986, 19, 2, 145-147, https://doi.org/10.1252/jcej.19.145 . [all data]

Sonnefeld, Zoller, et al., 1983
Sonnefeld, W.J.; Zoller, W.H.; May, W.E., Dynamic coupled-column liquid-chromatographic determination of ambient-temperature vapor pressures of polynuclear aromatic hydrocarbons, Anal. Chem., 1983, 55, 2, 275-280, https://doi.org/10.1021/ac00253a022 . [all data]

Radchenko and Kitaigorodskii, 1974
Radchenko, L.G.; Kitaigorodskii, A.I., The vapour pressures and heats of sublimation of naphthalene, biphenyl, octafluoronaphthalene, decafluorobiphenyl, acenaphthene and α-nitronaphthalene, Russ. J. Phys. Chem. (Engl. Transl.), 1974, 48, 1595. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press Inc., London, 1970, 643. [all data]

Aihara, 1959
Aihara, A., Estimation of the energy of hydrogen bonds formed in crystals. I. Sublimation pressures of some organic molecular crystals and the additivity of lattice energy, Bull. Chem. Soc. Jpn., 1959, 32, 1242. [all data]

Aihara, 1959, 2
Aihara, Ariyuki, Estimation of the Energy of Hydrogen Bonds Formed in Crystals. I. Sublimation Pressures of Some Organic Molecular Crystals and the Additivity of Lattice Energy, Bull. Chem. Soc. Jpn., 1959, 32, 11, 1242-1248, https://doi.org/10.1246/bcsj.32.1242 . [all data]

Hoyer and Peperle, 1958
Hoyer, H.; Peperle, W., Z. Elektrochem., 1958, 62, 61. [all data]

Sharma, Gupta, et al., 2008
Sharma, B.L.; Gupta, S.; Tandon, S.; Kant, R., Physico-mechanical properties of naphthalene--acenaphthene eutectic system by different modes of solidification, Materials Chemistry and Physics, 2008, 111, 2-3, 423-430, https://doi.org/10.1016/j.matchemphys.2008.04.049 . [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]

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]

Meot-ner and Kafafi, 1988
Meot-ner, M.; Kafafi, S.A., Carbon Acidities of Aromatic Compounds, J. Am. Chem. Soc., 1988, 110, 19, 6297, https://doi.org/10.1021/ja00227a003 . [all data]

Meot-Ner (Mautner) and El-Shall, 1986
Meot-Ner (Mautner), M.; El-Shall, M.S., Ionic Charge Transfer Complexes. 1. Cationic Complexes with Delocalized and Partially Localized pi Systems, J. Am. Chem. Soc., 1986, 108, 15, 4386, https://doi.org/10.1021/ja00275a026 . [all data]

Frye and Weitkamp, 1969
Frye, C.G.; Weitkamp, A.W., Equilibrium hydrogenations of multi-ring aromatics, J. Chem. Eng. Data, 1969, 14, 372-376. [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]

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]

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]

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]

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]

Heilbronner, Hoshi, et al., 1976
Heilbronner, E.; Hoshi, T.; von Rosenberg, J.L.; Hafner, K., Alkyl-induced, natural hypsochromic shifts of the ²A←²X and ²B←²X transitions of azulene and naphthalene radical cations, Nouv. J. Chim., 1976, 1, 105. [all data]

Boschi, Clar, et al., 1974
Boschi, R.; Clar, E.; Schmidt, W., Photoelectron spectra of polynuclear aromatics. III. The effect of nonplanarity in sterically overcrowded aromatic hydrocarbons, J. Chem. Phys., 1974, 60, 4406. [all data]

Notes

Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, References

• Symbols used in this document:
  

  Cp,solid	Constant pressure heat capacity of solid
  IE (evaluated)	Recommended ionization energy
  S°solid,1 bar	Entropy of solid at standard conditions (1 bar)
  T	Temperature
  Tboil	Boiling point
  Tfus	Fusion (melting) point
  Ttriple	Triple point temperature
  ΔcH°solid	Enthalpy of combustion of solid at standard conditions
  ΔfH°solid	Enthalpy of formation of solid at standard conditions
  ΔfusH	Enthalpy of fusion
  ΔfusS	Entropy of fusion
  ΔrG°	Free energy of reaction at standard conditions
  ΔrH°	Enthalpy of reaction at standard conditions
  ΔrS°	Entropy of reaction at standard conditions
  ΔsubH	Enthalpy of sublimation
  ΔsubH°	Enthalpy of sublimation at standard conditions
  ΔvapH	Enthalpy of vaporization
  ΔvapH°	Enthalpy of vaporization at standard conditions

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