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Expanding Organoboron Chemistry: Epoxidation of Potassium Organotrifluoroborates

Gary A. Molander* and Marķa Ribagorda

*Roy and Diana Vagelos Laboratories, Department of Chemistry. University of Pennsylvania, Philadelphia, Pennsylvania 19104-6323, Email:

G. A. Molander, M. Ribagorda, J. Am. Chem. Soc., 2003, 125, 11148-11149.

DOI: 10.1021/ja0351140 (free Supporting Information)


1-Trifluoroboratoalkenes are oxidized by dioxirane, providing air-stable, crystalline oxiranyltrifluoroborates without cleavage of the carbon-boron bond. The first Suzuki-Miyaura coupling of an epoxytrifluoroborate has been accomplished.

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Key Words

Potassium vinyltrifluoroborates, Epoxidation, Dimethyldioxirane, Suzuki Coupling

ID: J48-Y2003-1560