An Oxyboration Route to a Single Regioisomer of Borylated Dihydrofurans and Isochromenes
Kim N. Tu, Chao Gao, Suzanne A. Blum*
*Department of Chemistry, University of California, Irvine, Irvine, California 92697−2025, United States, Email: blumsuci.edu
K. N. Tu, C. Gao, S. A. Blum, J. Org. Chem., 2018, 83, 11204-11217.
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An oxyboration reaction, that employs B-O bonds as addition partners to C=C bonds, provides borylated dihydrofurans and isochromenes. The reaction produces exclusively one borylated regioisomer, in contrast to syntheses of borylated heterocycles via C-H activation.
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