申请人:Müller Matthias
公开号:US08785659B2
公开(公告)日:2014-07-22
Process for the preparation of a compound of formula (I) wherein R1, R2, R3, R4, R5 and R6 have the meanings as defined in the specification, comprising the step of reacting an acrylic acid chloride compound of formula (II′): wherein R1, R2, R3, R4, R5 and R6 have the meanings as defined in the specification, with aqueous hydroxylamine and optionally converting the resulting compound into an acid addition salt thereof.
制备化合物(I)的过程,其中R1、R2、R3、R4、R5和R6的含义如规范中所定义,包括以下步骤:将式(II')的丙烯酸氯化合物与水合羟胺反应,其中R1、R2、R3、R4、R5和R6的含义如规范中所定义,可选地将得到的化合物转化为其酸加成盐。