6-[(1S)-1-[[[[(1R,2S,5R)-5-Methyl-2-(1-methylethyl)cyclohexyl]oxy]carbonyl]oxy]ethyl] 3′-(2-propen-1-yl) (1S,2S,3S,5R,6S)-3-fluoro-5′-oxospiro[bicyclo[3.1.0]hexane-2,4′-oxazolidine]-3′,6-dicarboxylate 在
四(三苯基膦)钯 1,3-二甲基巴比妥酸 作用下,
以
氯仿 、
乙腈 为溶剂,
以65 %的产率得到(1S,2S,3S,5R,6S)-2-amino-3-fluoro-6-(((S)-1-(((((1R,2S,5R)-2-isopropyl-5-methylcyclohexyl)oxy)carbonyl)oxy)ethoxy)carbonyl)bicyclo[3.1.0]hexane-2-carboxylic acid