(1SR,2SR,8SR,8aRS,4'RS,6'RS)-6-<2-(8-acetoxy-1,2,6,7,8,8a-hexahydro-2-methyl-1-naphthalenyl)ethyl>tetrahydro-4-hydroxy-2H-pyran-2-one 在
lithium hydroxide 作用下,
以
水 为溶剂,
反应 2.5h,
以83%的产率得到(4R,6R)-6-[2-[(1S,2S,8S,8aR)-8-hydroxy-2-methyl-1,2,6,7,8,8a-hexahydronaphthalen-1-yl]ethyl]-4-hydroxyoxan-2-one