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The influence of a beta-electron withdrawing substituent in aldol reactions of methylketone boron enolates
Authors:Dias Luiz C  de Marchi Anderson A  Ferreira Marco A B  Aguilar Andrea M
Affiliation:Instituto de Química, Universidade Estadual de Campinas, Campinas, SP, Brazil. ldias@iqm.unicamp.br
Abstract:We wish to describe here that good levels of substrate-based, 1,5-syn-stereocontrol could be achieved in the boron-mediated aldol reactions of beta-trichloromethyl methylketones with achiral aldehydes, independent of the nature of the beta-alkoxy protecting group.
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