ChemInform Abstract: Hypercoordination of Boron and Aluminum: Synthetic Utility as Chelating Lewis Acids.
Abstract
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ChemInform Abstract
Reduction of ketones (I)/(II) as well as the allylation of aldehydes (V)/(VI), and (X) in the presence of B(Pfp)3 or AlMe3 proceed in a highly chemoselective manner, with favoring products, which are formed from boron or aluminum pentacoordinated chelate complexes.