We have studied copper-catalyzed cross-coupling of chiral α-CF-substituted allylboronic acids with α-diazoketones. The reaction proceeds with excellent regioselectivity and stereoselectivity via allylic rearrangement. The method is useful for formation a new allylic C(sp)-C(sp) bond with high selectivity. The poor yield is a limitation of this reaction.
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http://dx.doi.org/10.1021/acs.joc.4c02869 | DOI Listing |
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