[(6aR,10aR)-1-hydroxy-6,6-dimethyl-9-oxo-7,8,10,10a-tetrahydro-6aH-benzo[c]chromen-3-yl] trifluoromethanesulfonate 在
sodium tetrahydroborate 作用下,
以
甲醇 为溶剂,
反应 1.0h,
以97%的产率得到[(6aR,9R,10aR)-1,9-dihydroxy-6,6-dimethyl-6a,7,8,9,10,10a-hexahydrobenzo[c]chromen-3-yl] trifluoromethanesulfonate