[(1S)-1-[(1R,2R)-2-[methoxy(methyl)carbamoyl]cyclopropyl]but-3-enyl] hex-5-enoate 在
titanium(IV) isopropylate 、 双(三环己基磷)-3-苯基-1H-茚二氯化钌 作用下,
以
甲苯 为溶剂,
反应 24.0h,
生成
(1R,2R,2'S,Z)-N-methoxy-N-methyl-2-(9'-oxo-2',3',6',7',8',9'-hexahydrooxonin-2'-yl)cyclopropanecarboxamide 、 (1R,2R,2'S,E)-N-methoxy-N-methyl-2-(9'-oxo-2',3',6',7',8',9'-hexahydrooxonin-2'-yl)cyclopropanecarboxamide