1-pyrroline N-oxide 、
(E)-isopropyl cinnamate 以
甲苯 为溶剂,
反应 6.0h,
生成 (2R,3R,3aS)-2-Phenyl-hexahydro-pyrrolo[1,2-b]isoxazole-3-carboxylic acid isopropyl ester 、 (2R,3R,3aR)-2-Phenyl-hexahydro-pyrrolo[1,2-b]isoxazole-3-carboxylic acid isopropyl ester 、
(2S,3S,3aS)-3-Phenyl-hexahydro-pyrrolo[1,2-b]isoxazole-2-carboxylic acid isopropyl ester 、 (2S,3S,3aS)-3-Phenyl-hexahydro-pyrrolo[1,2-b]isoxazole-2-carboxylic acid isopropyl ester