(3S,4R,5R)-5-(azidomethyl)-2-[[3-[3-(dimethylamino)-5-(methylcarbamoyl)phenyl]-2-methoxyphenyl]methyl]-4-[(1S)-1-hydroxyethyl]-N-[(1S,2S,3S,5R)-2,6,6-trimethyl-3-bicyclo[3.1.1]heptanyl]-1,2-oxazolidine-3-carboxamide 、
对硝基苯基氯甲酸酯 在
吡啶 作用下,
以
二氯甲烷 为溶剂,
反应 5.0h,
以75%的产率得到[(1S)-1-[(3S,4R,5R)-5-(azidomethyl)-2-[[3-[3-(dimethylamino)-5-(methylcarbamoyl)phenyl]-2-methoxyphenyl]methyl]-3-[[(1S,2S,3S,5R)-2,6,6-trimethyl-3-bicyclo[3.1.1]heptanyl]carbamoyl]-1,2-oxazolidin-4-yl]ethyl] (4-nitrophenyl) carbonate