rac-(3aR,5aR,12bS,12cR)-1-methyl-1,3,3a,5a,12b,12c-hexahydro-[1,3]dioxolo[4',5':6,7]isochromeno[3,4-g]indole-2,7-dione 在
2,2'-Dimethyl-5,5'-di-tert-butyl-4,4'-dihydroxy-diphenyl-sulfid, Lanotox 、
间氯过氧苯甲酸 作用下,
以
various solvent(s) 为溶剂,
反应 48.0h,
以80%的产率得到rac-(1aR,1bR,8bR,8cS,11aR,11bR)-9-methyl-1a,1b,8b,8c,9,11,11a,11b-octahydro-[1,3]dioxolo[4',5':6,7]isochromeno[3,4-g]oxireno[2,3-e]indole-3,10-dione