A new synthesis of conjugated nitro cyclo olefins, unusually versatile synthetic intermediates
作者:E. J. Corey、Herbert Estreicher
DOI:10.1021/ja00487a088
日期:1978.9
Carbanion addition to acetylenes : An efficient stereoselective route to α-methylene-γ-lactams
作者:Ranjan Patra、Swaraj B. Maiti、Amareshwar Chatterjee、Ajit K. Chakravarty
DOI:10.1016/s0040-4039(00)79668-7
日期:1991.3
Intramolecular addition of carbanions, derived from the acetylenic amides (5b,d), (7) and (9) has been shown to be highly stereoselective leading to the α-methylene-γ-lactam derivatives (6a,b), (8a,b) and (10).