Intermediates for the preparation of 1-(phenyl)-1-hydroxy-2-amino-3-fluoro propane derivatives
申请人:ZAMBON GROUP S.p.A.
公开号:EP0678506A2
公开(公告)日:1995-10-25
A process for preparing a D-threo compound of the formula
wherein R, and R1 have the meanings shown in the description, via protection of both the secondary hydroxy and the amino group of a corresponding D-threo 1-(phenyl)-2-amino-1,3-propanediol, fluorination of the protected compound and treatment of the thus obtained compound to afford a D-threo compound of the formula (II).
一种制备式 D-硫代化合物的工艺
其中 R 和 R1 具有说明中所示的含义,通过保护相应 D-硫代 1-(苯基)-2-氨基-1,3-丙二醇的仲羟基和氨基,将保护后的化合物氟化,并处理由此得到的化合物,得到式 (II) 的 D-硫代化合物。