Conclusions
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1.
Enthalpies of formation were obtained: ΔHf °(CH2=C=0) ≤ -87.24 kJ/mole and ΔHf ° (HC=COH) = +41.6 kJ/mole.
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2.
The enthalpies of formation of 13 ketene and ethynol analogs containing O, N, and S atoms were calculated.
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Translated from Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, No. 11, pp. 2619–2621, November, 1986.
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Orlov, V.M., Krivoruchko, A.A., Misharev, A.D. et al. Enthalpy of formation of ketene, ethynol, and their analogs in the gas phase. Russ Chem Bull 35, 2404–2405 (1986). https://doi.org/10.1007/BF00953373
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DOI: https://doi.org/10.1007/BF00953373