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We previously found that treatment of (Z)-trifluoromethylated-2-aryl allylic alcohols with organolithium provided the SN2′-type product through CO bond cleavage. Interestingly, no additive was required to enhance the nucleophilicity of the organolithium, and the free hydroxyl group served as a leaving group. The mechanistic studies of the unique transformation indicated that chelation of alkoxide...
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