申请人:——
公开号:US20030158082A1
公开(公告)日:2003-08-21
A process for the preparation of the compound (1) or an acid addition salt thereof which comprises reacting a compound of formula (II), wherein R is an optionally substituted benzyl group under concomitant reduction and hydrogenolysis conditions, followed, if required, by isolation of the compound as an acid addition salt thereof.
一种制备化合物(1)或其酸加成盐的方法,包括在共存还原和氢解条件下,反应式(II)的化合物,其中R是可选择性取代的苄基团,并在必要时将化合物分离为其酸加成盐。