Provided are a method for preparing (R)-3-(3-fluoro-4-(1-methyl-5, 6-dihydro-1,2,4-triazin-4(1H)-yl)phenyl)-5-(substituted methyl) oxazolidin-2-one derivatives, which are oxazolidinone antibiotic compounds having a cyclic amidrazone group, represented by Chemical Formula 1, and intermediates thereof, and uses 3,4-difluoro-4-nitrobenzen as a starting material. According to the preparation method of the present invention, (R)-3-(3-fluoro-4-(1-methyl-5, 6-dihydro-1,2,4-triazin-4(1H)-yl)phenyl)-5-(substituted methyl) oxazolidin-2-one derivatives, which are useful as oxazolidinone antibiotics, can be prepared in high purity and high yield in a simpler manner than conventional methods.
提供了一种制备(R)-3-(3-
氟-4-(1-甲基-5,6-二氢-
1,2,4-三嗪-4(1H)-基)苯基)-5-(取代甲基)
噁唑烷-2-酮衍
生物的方法,它们是具有循环酰胺酮基团的
噁唑烷
酮类抗生素化合物,由
化学式1表示,以及它们的中间体,并使用3,4-二
氟-4-
硝基苯作为起始材料。根据本发明的制备方法,可以以比传统方法更简单的方式高纯度高产率地制备(R)-3-(3-
氟-4-(1-甲基-5,6-二氢-
1,2,4-三嗪-4(1H)-基)苯基)-5-(取代甲基)
噁唑烷-2-酮衍
生物,它们可用作
噁唑烷
酮类抗生素。