申请人:SYNTHON BV
公开号:WO2014139572A1
公开(公告)日:2014-09-18
The present invention relates to an improved process for making anagrelide of formula (1), or an acid addition salt thereof, including any hydrated or solvated form thereof, comprising reacting a compound of formula (3), or an acid addition salt thereof, (3), wherein R is a C1-C4 alkyl group, with chloroformamidine hydrochloride of formula (8), in an inert solvent, followed by treatment of the reaction mixture with a base.
本发明涉及一种改进的制备公开的方法,用于制备公开的公式(1)的阿格雷利德,或其酸盐加合物,包括其任何水合物或溶剂化形式,包括将公式(3)的化合物或其酸盐加合物(3)与氯甲酰胺盐酸盐(8)在惰性溶剂中反应,然后用碱处理反应混合物。