3-[3,5-Difluoro-4-(1,1-dioxo-4-thiomorpholinyl)phenyl]-5-(azidomethyl)-oxazolidin-2-one 、
(5R)-5-(azidomethyl)-3-[4-(1,1-dioxo-4-thiomorpholinyl)-3,5-difluorophenyl]-2-oxazolidinone 、 以to give the intermediate amine, (5R)-3-[4-(1,1-Dioxo-4-thiomorpholinyl)-3,5-difluorophenyl]-5-(aminomethyl)-oxazolidin-2-one (0.65 g), which的产率得到