作者:Patrick Le Ménez、Valérie Fargeas、Jacques Poisson、Jannick Ardisson、Jean-Yves Lallemand、Ange Pancrazi
DOI:10.1016/0040-4039(94)80113-4
日期:1994.10
1,2-Metallate rearrangements were performed on α-(carbamoyl)alkenyl stannnane 6 with high yield in alkyl transfer to give 10 after quenching with MeI; disappointing results were obtained for preparation of 11 and 2b. Using dihydrofuran 13, optimized conditions were found to realize 1,2-stannyl and 1,2-(stannyl)vinyl transfers, and methylation, leading to stannyl derivative 15 and stannyl diene 16 in
在α-(氨基甲酰基)烯基锡烷6上进行1,2-金属盐重排,烷基转移收率高,用MeI淬灭后得到10 ; 制备11b和2b的结果令人失望。使用二氢呋喃13,发现优化的条件实现了1,2-锡烷基和1,2-(锡烷基)乙烯基的转移以及甲基化,从而以良好的收率得到了苯乙烯基衍生物15和苯乙烯基二烯16。