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Synthesis 2001; 2001(1): 0145-0149
DOI: 10.1055/s-2001-9751
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Facile Synthesis of Aliphatic Esters, Malonates and Phenylsulfonyl Esters Using Copper-Catalyzed Addition of Methallyl Grignard Reagent to Activated Cyclopropanes

Igor Prowotorow* , Jerzy Wicha, Koichi Mikami
  • *Institute of Organic Chemistry, Polish Academy of Sciences, POB 58, PL 01-224 Warsaw 42, Poland; Fax +48(22)6 32 66 81; E-mail: jwichaichf.edu.pl
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Publication Date:
31 December 2001 (online)

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Copper-mediated conjugate addition of allylic Grignard reagents to activated cyclopropane derivatives was studied. Unsaturated esters, malonates and phenylsulfonyl esters 2a-d were synthesized from the respective cyclopropanes 1a-d and methallylmagnesium chloride.

cyclopropanes - Grignard reagents - 1,5-addition - copper - esters

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