Conclusions
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1.
Bis(triphenylphosphine)bis(trifluoroacetato)palladium in aqueous solutions of trifluoroacetic acid catalyzes the isotope exchange of hydrogen between dihydrogen and the protons of the solvent.
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2.
Hydrogen exchange proceeds through the formation and decomposition of a hydride complex of palladium, the hydrogen atom in which is capable of exchanging with the protons of the solvent.
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3.
The introduction of ethylene into the system lowers the rate of the hydrogen exchange reaction, and the presence of a mixture of ethylene and carbon monoxide completely inhibits this reaction.
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Translated from Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, No. 8, pp. 1726–1730, August, 1985.
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Zudin, V.N., Rogov, V.A., Likholobov, V.A. et al. Hydrogen isotope exchange catalyzed by phosphine complexes of palladium. Russ Chem Bull 34, 1577–1581 (1985). https://doi.org/10.1007/BF00948495
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DOI: https://doi.org/10.1007/BF00948495