Duroquinone

• Formula: C₁₀H₁₂O₂
• Molecular weight: 164.2011
• IUPAC Standard InChI: InChI=1S/C10H12O2/c1-5-6(2)10(12)8(4)7(3)9(5)11/h1-4H3 Copy

  
• IUPAC Standard InChIKey: WAMKWBHYPYBEJY-UHFFFAOYSA-N Copy
• CAS Registry Number: 527-17-3
• 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: p-Benzoquinone, 2,3,5,6-tetramethyl-; 2,5-Cyclohexadiene-1,4-dione, 2,3,5,6-tetramethyl-; Tetramethyl-p-benzoquinone; Tetramethyl-1,4-benzoquinone; Tetramethylquinone; 2,3,5,6-Tetramethyl-p-benzoquinone; 2,3,5,6-Tetramethyl-1,4-benzoquinone; 2,3,5,6-Tetramethylbenzoquinone; Tetramethyl-p-quinone; p-Benzoquinone, tetramethyl-; 2,3,5,6-Tetramethyl-2,5-cyclohexadiene-1,4-dione; NSC 2068; p-Benzoquinone, tetramethyl-, semiquinone
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• Information on this page:
  • Phase change data
  • Gas phase ion energetics data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • UV/Visible spectrum
  • References
  • Notes
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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

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
B - John E. Bartmess

Electron affinity determinations

Ionization energy determinations

Appearance energy determinations

IR 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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Gas Phase Spectrum

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Additional Data

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, Eugeny B. Stern, Antonina A. Goncharova, Natalia A. Messineva, Natalia V. Trusova, Margarita V. Efimkina

Spectrum

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Additional Data

References

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

Smith and Dobrovolny, 1926
Smith, L.I.; Dobrovolny, F.J., Duroquinone and Some Derivatives of Durene, J. Am. Chem. Soc., 1926, 48, 1420-23. [all data]

Rojas-Aguilar, Flores-Lara, et al., 2004
Rojas-Aguilar, Aarón; Flores-Lara, Honorio; Martinez-Herrera, Melchor; Ginez-Carbajal, Francisco, Thermochemistry of benzoquinones, The Journal of Chemical Thermodynamics, 2004, 36, 6, 453-463, https://doi.org/10.1016/j.jct.2004.03.002 . [all data]

Heinis, Chowdhury, et al., 1988
Heinis, T.; Chowdhury, S.; Scott, S.L.; Kebarle, P., Electron Affinities of Benzo-, Naphtho-, and Anthraquinones Determined from Gas-Phase Equilibria Measurements, J. Am. Chem. Soc., 1988, 110, 2, 400, https://doi.org/10.1021/ja00210a015 . [all data]

Fukuda and McIver, 1985
Fukuda, E.K.; McIver, R.T., Jr., Relative electron affinities of substituted benzophenones, nitrobenzenes, and quinones. [Anchored to EA(SO₂) from 74CEL/BEN], J. Am. Chem. Soc., 1985, 107, 2291. [all data]

Bock, Kaim, et al., 1980
Bock, H.; Kaim, W.; Timms, P.L.; Hawker, P., Durosemiquinone and its BF analogue - detection of 1,4-diborine as an unexpected elimination product, Chem. Ber., 1980, 113, 3196. [all data]

Kotov and Potapov, 1972
Kotov, B.V.; Potapov, V.K., Ionization potentials of strong organic electron acceptors, Khim. Vys. Energ., 1972, 6, 375. [all data]

Potapov and Sorokin, 1971
Potapov, V.K.; Sorokin, V.V., Photoionization and ion-molecule reactions in quinones and alcohols, High Energy Chem., 1971, 5, 435, In original 487. [all data]

Dougherty and McGlynn, 1977
Dougherty, D.; McGlynn, S.P., Photoelectron spectroscopy of carbonyls. 1,4-Benzoquinones, J. Am. Chem. Soc., 1977, 99, 3234. [all data]

Notes

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• Symbols used in this document:
  

  AE	Appearance energy
  EA	Electron affinity
  Tfus	Fusion (melting) point
  ΔfusH	Enthalpy of fusion
  ΔsubH°	Enthalpy of sublimation at standard conditions

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