2,2-Dimethyl-propionic acid (6aR,10aR)-3-((1S,2R)-1,2-dimethyl-heptyl)-1-hydroxy-6,6-dimethyl-6a,7,10,10a-tetrahydro-6H-benzo[c]chromen-9-ylmethyl ester 在
lithium aluminium tetrahydride 作用下,
以
四氢呋喃 为溶剂,
以81%的产率得到(6aR,10aR)-3-((1S,2R)-1,2-Dimethyl-heptyl)-9-hydroxymethyl-6,6-dimethyl-6a,7,10,10a-tetrahydro-6H-benzo[c]chromen-1-ol