申请人:UBE INDUSTRIES, LTD.
公开号:EP0103126A1
公开(公告)日:1984-03-21
There are disclosed a process for preparing a 4-amino-5-dialkoxymethylpyrimidine derivative of the formula:
which comprises subjecting a propanenitrile derivative represented by the formula (I) or (II)
to reaction with an amidine of the formula
wherein all the R1 to R6 are as defined in the specification; and a novel starting compound of the above formula (II) useful for the process.
本发明公开了一种制备式 4-氨基-5-二烷氧基甲基嘧啶衍生物的工艺:
其中包括将式(I)或(II)所代表的丙腈衍生物
与式
其中所有 R1 至 R6 均如说明书中所定义;以及对该工艺有用的上述式 (II) 的新型起始化合物。