α′,α′-disilylated tertiary benzamides as dual ortho- and α′-carbanion synthons
作者:J.-C. Cuevas、P. Patil、V. Snieckus
DOI:10.1016/s0040-4039(01)93485-9
日期:1989.1
α′,α′-Disilylated benzamides 2, prepared by LiTMP/TMSCl in situ trap procedure, constitute ortho- and α′-carbanion synthons which provide N-benzoyl enamines (5), isoquinolines (6), dibenzoazocines (9) by Peterson olefination, and pyrroles (11) by cycloaddition. The conversion of 2 into other useful functionality is described.