were deduced from the 1H, 13C, 27Al NMR spectra and confirmed by X-ray structural determination. The allyl aluminium complex 4 was found to be a useful reagent for the transfer of one allyl group to aldehydes, imines and enones. The 1,2-addition products are formed in high yields.
的AlCl的反应3与
锂Ñ,Ñ -dimethylaminoethanolate(3在一个1):1的比例,得到相应的
氯化物
有机铝[
氯2的Al(μ-OCH 2 CH 2 NME 2)] 2(1),从该
二烯丙基衍
生物[(CH 2 CHCH 2)2的Al(μ-OCH 2 CH 2 NME 2)] 2(4)通过处理合成了2当量
烯丙基溴化镁。1和4的结构由1 H,13 C,27 Al NMR谱推导得到的化合物,并通过X射线结构测定证实。发现烯丙基铝配合物4是用于将一个烯丙基转移至醛,
亚胺和烯酮的有用试剂。1,2-加成产物以高收率形成。