(3S,3aR,8bR)-6,8-Dimethoxy-3a-(4-methoxy-phenyl)-8b-methylsulfanylmethoxy-3-phenyl-2,3,3a,8b-tetrahydro-benzo[b]cyclopenta[d]furan-1-one 在
mercury dichloride 作用下,
以
水 、
乙腈 为溶剂,
以50%的产率得到8b-hydroxy-6,8-dimethoxy-3a-(4-methoxyphenyl)-3-phenyl-2,3,3a,8b-tetrahydrocyclopenta
benzofuran-1-one