(3aS,6aS,7S,8S,11S,11aS,11bS)-7,11-Bis-benzyloxy-8-but-3-enyl-8-(diisopropyl-methyl-silanyloxy)-2,2,9,9-tetramethyl-6-methylene-decahydro-1,3-dioxa-cycloocta[de]naphthalen-10-one 在
水 、 palladium dichloride 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
以100%的产率得到(3aS,6aS,7S,8S,11S,11aS,11bS)-7,11-Bis-benzyloxy-8-(diisopropyl-methyl-silanyloxy)-2,2,9,9-tetramethyl-6-methylene-8-(3-oxo-butyl)-decahydro-1,3-dioxa-cycloocta[de]naphthalen-10-one