Tetrahedron Letters p. 7399 - 7402 (1989)
Update date:2022-08-02
Topics:
Girard
Romain
Ahmar
Bloch
The reaction of the higher order organocuprate reagents R2Cu(CN)Li2-BF3 with γ-bromo α,β-unsaturated esters gives with very high selectivity α-substituted β,γ-unsaturated esters arising from a SN' allylic substitution. This reaction allows an easy access to α-silyl β,γ-unsaturated esters.
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