2-壬炔酸甲酯 、
5-isocyanatopent-1-ene 在
chlorobis(ethylene)rhodium(I) dimer 、 (+)-GUIPHOS 作用下,
以
甲苯 为溶剂,
生成
(R)-methyl 5-hexyl-7-oxo-1,2,3,7,8,8a-hexahydroindolizine-6-carboxylate 、 (S)-methyl 5-hexyl-7-oxo-1,2,3,7,8,8a-hexahydroindolizine-6-carboxylate 、 (R)-methyl 7-hexyl-5-oxo-1,2,3,5,8,8a-hexahydroindolizine-6-carboxylate 、
(S)-methyl 7-hexyl-5-oxo-1,2,3,5,8,8a-hexahydroindolizine-6-carboxylate