On the Bare Fe Mediated Generation of Ethylene and Propene from Gaseous 4,5-Nonadiene

Authors

  • Norbert Steinrück Institut für Organische Chemie der Technischen Universität Berlin Strasse des 17. Juni 135, D-1000 Berlin 12
  • Helmut Schwarz Institut für Organische Chemie der Technischen Universität Berlin Strasse des 17. Juni 135, D-1000 Berlin 12

DOI:

https://doi.org/10.2533/chimia.1988.263

Abstract

Experimental evidence is presented that the complex of bare Fe with gaseous 4,5-nonadiene does not undergo double-bond isomerization prior to unimolecular generation of C2H4 and C3H6. The study of deuterated isotopomers reveals that (1) oxidative addition of a carbon-hydrogen bond to the metal ion is not associated with the rate-limiting step; (2) while unimolecular detachment of ethylene is accompanied with an isotope effect kH/kD = 1.33 (loss of C2H4 versus C2H2D2), the analogous loss of propene is not subject to an isotope effect.

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Published

1988-08-31

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