10-phenyl-4-oxa-tricyclo-[5.2.1.0(2,6)]-dec-8-en-10-ol 、
2-溴-5-氯甲苯 在
1-((3aR,8aR)-2,2-dimethyl-4,4,8,8-tetraphenyltetrahydro-[1,3]dioxolo[4,5-e][1,3,2]dioxaphosphepin-6-yl)piperidine 、 palladium diacetate 、
caesium carbonate 作用下,
以
甲苯 为溶剂,
反应 12.0h,
生成
((3aS,4S,5S,7aS)-5-(4-chloro-2-methylphenyl)-1,3,3a,4,5,7a-hexahydroisobenzofuran-4-yl)-(phenyl)-methanone 、 ((3aR,4R,5R,7aR)-5-(4-chloro-2-methylphenyl)-1,3,3a,4,5,7a-hexahydroisobenzofuran-4-yl)-(phenyl)-methanone