(1'R*,2'R*,2E'')-6-(5-t-butyldimethylsiloxy-2-hydroxy-3-methylphenyl)-1-<1',2'-dimethyl-2'-(4''-hydroxy-4''-methyl-2''-pentenoyl)cyclopentyl>-4-methyl-4-hexen-2-one 在
氢氟酸 作用下,
以
乙腈 为溶剂,
以29%的产率得到(1'R*,2'R*,2E'')-(E)-6-(2,5-dihydroxy-3-methylphenyl)-1-<1',2'-dimethyl-2'-(4''-hydroxy-4''-methyl-2''-pentenoyl)-cyclopentyl>-4-methyl-4-hexen-2-one