申请人:Wang Ping
公开号:US20110275805A1
公开(公告)日:2011-11-10
A method for preparing the linezolid (compound 1), which comprises the steps of: (1) carrying out the debenzyl reaction of compound 4 in solvent, to obtain the compound 5 or its acetate; (2) carrying out the acetylation reaction in the amino of the compound 5 or its acetate obtained in step (1) in solvent to obtain the compound 1. The intermediates to prepare the compound 1 and the acetate of compound 5. The present preparation method is easy to obtain the chiral materials and the chiral materials are cheap, the process and the post treatment are simple, the intermediate products and the end product are easy to be purified, the total yield is high, their purities are also high, this preparation method is easy to be used in the industry manufacture.
一种制备利奈唑胺(化合物1)的方法,包括以下步骤:(1)在溶剂中进行化合物4的去苄基反应,以获得化合物5或其醋酸酯;(2)在步骤(1)中获得的化合物5或其醋酸酯中的氨基进行乙酰化反应,以获得化合物1。制备化合物1和化合物5的醋酸酯的中间体。该制备方法易于获得手性材料,手性材料价格低廉,过程和后处理简单,中间产物和最终产品易于纯化,总产率高,纯度也高,该制备方法易于在工业生产中使用。