Conjugate addition of benzyl copper reagents to α,α-enoates and -enones.
作者:Pieter S. Van Heerden、Barend C.B. Bezuidenhoudt、Jacobus A. Steenkamp、Daneel Ferreira
DOI:10.1016/s0040-4039(00)74218-3
日期:1992.4
Several benzylic copper reagents, BnCu(CN)MgCl, Bn2CuMgCl, BnCu-TMSCl-HMPA, and BnCu-TMSCl-TMEDA, facilitate the conjugateaddition of the benzyl ligand to α,β-enones, but only BnCu-TMSCl-TMEDA gave high yields with α,β-unsaturated esters.