(1R,4S,5S,9S)-9-Hydroxy-1-((1R,5S)-6-hydroxy-1,5-dimethyl-hexyl)-4-methyl-spiro[4.5]dec-7-ene-8-carboxylic acid methyl ester 在
palladium on activated charcoal
氢气 作用下,
以
乙醇 为溶剂,
反应 16.0h,
以750 mg的产率得到(1R,4S,5S,7S,8S)-7-Hydroxy-1-((1R,5S)-6-hydroxy-1,5-dimethyl-hexyl)-4-methyl-spiro[4.5]decane-8-carboxylic acid methyl ester