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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.

DOI: 10.1021/acs.joc.8b01790 (free Supporting Information)


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Abstract

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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Key Words

2,3-dihydrofurans


ID: J42-Y2018