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Indene

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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

Quantity Value Units Method Reference Comment
Deltafgas161.2 ± 2.3kJ/molReviewRoux, Temprado, et al., 2008There are sufficient literature values to make a qualified recommendation where the suggested value is in good agreement with values predicted using thermochemical cycles or from reliable estimates. In general, the evaluated uncertainty limits are on the order of (2 to 4) kJ/mol.; DRB

Constant pressure heat capacity of gas

Cp,gas (J/mol*K) Temperature (K) Reference Comment
100.86250.Klots T.D., 1995Recommended S(T) and Cp(T) values are based on experimental assignment of vibrational spectra and they agree within 1.2 J/mol*K with values calculated using statistical mechanics and the vibrational frequencies estimated from force field approximation for polycyclic aromatic hydrocarbons [ Dorofeeva O.V., 1986].; GT
123.14298.15
123.97300.
146.75350.
168.12400.
187.74450.
205.29500.
221.08550.
235.13600.
247.77650.
259.08700.

Condensed phase thermochemistry data

Go To: Top, Gas phase thermochemistry data, Reaction 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:
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
Deltafliquid110.6 ± 1.8kJ/molReviewRoux, Temprado, et al., 2008There are sufficient literature values to make a qualified recommendation where the suggested value is in good agreement with values predicted using thermochemical cycles or from reliable estimates. In general, the evaluated uncertainty limits are on the order of (2 to 4) kJ/mol.; DRB
Deltafliquid110. ± 1.kJ/molCcbStull, Sinke, et al., 1961see Stull, Sinke, et al., 1959; ALS
Quantity Value Units Method Reference Comment
Deltacliquid-4795.5 ± 1.3kJ/molCcbStull, Sinke, et al., 1961see Stull, Sinke, et al., 1959; Corresponding «DELTA»fliquid = 110.6 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity Value Units Method Reference Comment
liquid214.18J/mol*KN/AStull, Sinke, et al., 1961DH
liquid215.35J/mol*KN/AStull, Sinke, et al., 1959, 2DH

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
186.94298.15Stull, Sinke, et al., 1961T = 15 to 320 K.; DH
186.94298.15Stull, Sinke, et al., 1959, 2T = 15 to 320 K.; DH

Reaction thermochemistry 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:
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

indenide anion + Hydrogen cation = Indene

By formula: C9H7- + H+ = C9H8

Quantity Value Units Method Reference Comment
Deltar1482. ± 10.kJ/molTDEqMeot-ner, Liebman, et al., 1988gas phase; anchored to 88MEO scale, not the "87 acidity scale". The Kiefer, Zhang, et al., 1997 BDE is for ortho.; B
Deltar1472. ± 8.8kJ/molG+TSTaft and Bordwell, 1988gas phase; B
Quantity Value Units Method Reference Comment
Deltar1451. ± 8.4kJ/molTDEqMeot-ner, Liebman, et al., 1988gas phase; anchored to 88MEO scale, not the "87 acidity scale". The Kiefer, Zhang, et al., 1997 BDE is for ortho.; B
Deltar1442. ± 8.4kJ/molIMRETaft and Bordwell, 1988gas phase; B

Hydrogen + Indene = Indane

By formula: H2 + C9H8 = C9H10

Quantity Value Units Method Reference Comment
Deltar-98.9 ± 1.4kJ/molChydHill, Morton, et al., 1980liquid phase; ALS
Deltar-96.kJ/molEqkFrye and Weitkamp, 1969gas phase; ALS
Deltar-90.48 ± 0.59kJ/molEqkNaidus and Mueller, 1950gas phase; At 375-525 K; ALS

8Hydrogen + 2Indene = 1H-Indene, octahydro-, trans- + 1H-Indene, octahydro-, cis-

By formula: 8H2 + 2C9H8 = C9H16 + C9H16

Quantity Value Units Method Reference Comment
Deltar-585.2 ± 4.2kJ/molChydDolliver, Gresham, et al., 1937gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -587.4 ± 4.2 kJ/mol; At 355 °K; ALS

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry 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]

Klots T.D., 1995
Klots T.D., Vibrational spectra of indene. Part 4. Calibration, assignment, and ideal gas thermodynamics, Spectrochim. Acta, 1995, A51, 2307-2324. [all data]

Dorofeeva O.V., 1986
Dorofeeva O.V., Thermodynamic properties of twenty-one monocyclic hydrocarbons, J. Phys. Chem. Ref. Data, 1986, 15, 437-464. [all data]

Stull, Sinke, et al., 1961
Stull, D.R.; Sinke, G.C.; McDonald, R.A.; Hatton, W.E.; Hildenbrand, D.L., Thermodynamic properties of indane and indene, Pure & Appl. Chem., 1961, 2, 315-322. [all data]

Stull, Sinke, et al., 1959
Stull, D.R.; Sinke, G.C.; McDonald, R.A.; Hatton, W.E.; Hildenbrand, D.L., Thermodynamic properties of indane and indene, Symposium uber Thermodynamik, 1959, 1-9. [all data]

Stull, Sinke, et al., 1959, 2
Stull, D.R.; Sinke, G.C.; McDonald, R.A.; Hatton, W.E.; Hildenbrand, D.L., Thermodynamic properties of indane and indene, Symp. Thermodynam. Fritens-Wattens, Tirol Austria, 1959, No. 48, 9p. [all data]

Meot-ner, Liebman, et al., 1988
Meot-ner, M.; Liebman, J.F.; Kafafi, S.A., Ionic Probes of Aromaticity in Annelated Rings, J. Am. Chem. Soc., 1988, 110, 18, 5937, https://doi.org/10.1021/ja00226a001 . [all data]

Kiefer, Zhang, et al., 1997
Kiefer, J.H.; Zhang, Q.; Kern, R.D.; Yao, J.; Jursic, B., Pyrolysis of Aromatic Azines: Pyrazine, Pyrimidine, and Pyridine, J. Phys. Chem. A, 1997, 101, 38, 7061, https://doi.org/10.1021/jp970211z . [all data]

Taft and Bordwell, 1988
Taft, R.W.; Bordwell, F.G., Structural and Solvent Effects Evaluated from Acidities Measured in Dimethyl Sulfoxide and in the Gas Phase, Acc. Chem. Res., 1988, 21, 12, 463, https://doi.org/10.1021/ar00156a005 . [all data]

Hill, Morton, et al., 1980
Hill, R.K.; Morton, G.H.; Rogers, D.W.; Choi, L.S., Rearrangement of 1,1'-spirobiindene and thermochemical evidence for its spiroconjugative destabilization, J. Org. Chem., 1980, 45, 5163-5166. [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]

Naidus and Mueller, 1950
Naidus, E.S.; Mueller, M.B., Equilibrium studies on the hydrindene-indene-hydrogen system, J. Am. Chem. Soc., 1950, 72, 1829-1831. [all data]

Dolliver, Gresham, et al., 1937
Dolliver, M.a.; Gresham, T.L.; Kistiakowsky, G.B.; Vaughan, W.E., Heats of organic reactions. V. Heats of hydrogenation of various hydrocarbons, J. Am. Chem. Soc., 1937, 59, 831-841. [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]


Notes

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