The sequential C- and N-allylation of D-glucose-derived nitrone 2 provides the required diene functionality with nitrogen linker that was used in ring-closing metathesis pathway in the synthesis of quinolizidine alkaloids 1a and 1b.
D-葡萄糖衍生的硝酮 2 的连续 C-和 N-烯丙基化提供了所需的二烯官能团和氮连接物,用于合成
喹唑啉生物碱 1a 和 1b 的闭环复分解途径。