sodium methylate 、
(1S,4R,8S)-8-[(1S)-2-methyl-1-phenylpropoxy]-4-(4-methylphenyl)sulfonyl-2-oxabicyclo[2.2.2]oct-5-en-3-one 以
甲醇 、
二氯甲烷 为溶剂,
反应 0.08h,
以93%的产率得到(1R,4S,6S)-4-Hydroxy-6-((S)-2-methyl-1-phenyl-propoxy)-1-(toluene-4-sulfonyl)-cyclohex-2-enecarboxylic acid methyl ester