(E)-3-((2R,4aR,6S,7R,9aS)-7-Hydroxy-2-phenyl-hexahydro-1,3,5-trioxa-benzocyclohepten-6-yl)-acrylic acid methyl ester 在
palladium on activated charcoal
氢气 作用下,
以
乙酸乙酯 为溶剂,
以98%的产率得到3-((2R,4aR,6S,7R,9aS)-7-Hydroxy-2-phenyl-hexahydro-1,3,5-trioxa-benzocyclohepten-6-yl)-propionic acid methyl ester