Complex sentence: Reactions with alkyl halides and organocopper compound are an example of direct displacement mechanism, similar to an SN 2 reaction, where inversion of the substrates configuration occurs, as in oxidative dimerization.
Split into simpler sentences: Reactions with alkyl halides and organocopper compound are examples of direct displacement mechanism. As in an SN 2 reaction, inversion of configuration occurs, as in oxidative dimerization.