(1R,2S,3S,4R,6S,8R)-3-Benzyloxymethyl-8-isopropenyl-6-methyl-5-oxo-bicyclo[2.2.2]octane-2-carboxylic acid methyl ester 在
calcium hypochlorite 作用下,
以
二氯甲烷 、
水 为溶剂,
以74%的产率得到(1R,2S,3S,4R,6S,8R)-3-Benzyloxymethyl-8-(1-chloromethyl-vinyl)-6-methyl-5-oxo-bicyclo[2.2.2]octane-2-carboxylic acid methyl ester