Conjugate additions of carbon nucleophiles to cyclopentadienones

Org Lett. 2003 Jul 10;5(14):2457-9. doi: 10.1021/ol0300571.

Abstract

[reaction: see text] Reactions of cyclopentadienones 1 with alkylmagnesium bromides were investigated and gave 1,4 adduct and/or 1,2 adduct.