Carbon-carbon activation of organic small ring compounds by arrangement of cycloalkylhydridorhodium complexes to rhodacycloalkanes. Synthesis of metallacyclobutanes, including one with a tertiary metal-carbon bond, by nucleophilic addition to .pi.-allyl complexes
Isomerization of the hydridoalkylrhodium complexes formed on oxidative addition of rhodium to alkane carbon-hydrogen bonds. Evidence for the intermediacy of .eta.2-alkane complexes