Chemical Communications · 2004 · 63 citations · 22 references
Natural SciencesChemistryCatalysisOrganic ChemistryRetrosynthetic AnalysisLewis Acid CatalysisLewis AcidityOrganozinc Coupling
Air and moisture stable potassium allyl- and crotyltrifluoroborates undergo addition to N-sulfonyl and N-sulfinyl aldimines in the presence of Lewis acids, to provide the corresponding homoallylic amines in high yields and excellent diastereoselectivity.
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Guangcheng Liu, Derek A. Cogan, Timothy D. Owens et al. · The Journal of Organic Chemistry · 1999 · 499 citations