Title: Highly enantioselective borane reduction of heteroaryl and heterocyclic ketoxime ethers catalyzed by novel spiroborate ester derived from diphenylvalinol: application to the synthesis of nicotine analogues.
Journal: The Journal of organic chemistry 20080606
Title: Asymmetric synthesis of primary amines via the spiroborate-catalyzed borane reduction of oxime ethers.
Journal: Organic letters 20070426