申请人:Zhejiang Jiuzhou Pharmaceutical Co., Ltd.
公开号:EP3015456A1
公开(公告)日:2016-05-04
The present invention relates to the field of medical synthesis, in particular to a preparation method for pyrrolidine-2-carboxylic acid derivatives. The present invention adopts the following technical solution: providing a compound having a structure of formula (E), wherein R is R1 or R2, R1 is C1-C6 an alkyl, benzyl, p-methoxybenzyl, or p-nitrobenzyl group, and R2 is hydrogen; R3 is a protecting group of the carboxyl group; and P1 is a protecting group on nitrogen.
本发明涉及医药合成领域,尤其涉及一种吡咯烷-2-羧酸衍生物的制备方法。本发明采用如下技术方案:提供一种具有式(E)结构的化合物,其中R为R1或R2,R1为C1-C6的烷基、苄基、对甲氧基苄基或对硝基苄基,R2为氢;R3为羧基的保护基;P1为氮上的保护基。