Diastereoselective Synthesis of β-Amino Esters by the Lewis Acid-Mediated Reaction of<i>N</i>-Tosyl Aldimines with Ketene Bis(trimethylsilyl) Acetals
作者:Shigeru Shimada、Kazuhiko Saigo、Masanori Abe、Atsushi Sudo、Masaki Hasegawa
DOI:10.1246/cl.1992.1445
日期:1992.8
In the presence of titanium(IV) bromide, N-tosyl aldimines smoothly reacted with ketene bis(trimethylsilyl) acetals at low temperature, and upon esterification anti-β-amino esters were obtained selectively.
在溴化钛 (IV) 存在下,N-甲苯磺酰醛亚胺在低温下与乙烯酮双(三甲基甲硅烷基)缩醛顺利反应,并通过酯化选择性地获得抗β-氨基酯。