3-氯-2,4-戊二酮 、 、
尿素 以
乙醇 、
盐酸 为溶剂,
反应 10.0h,
以114 g (58% of theory of 2-hydroxy-5-chloro-4,6-dimethylpyrimidine hydrochloride were obtained in the form of colorless crystals of melting point >210° C.的产率得到hydrochloride of 2-hydroxy-4,6-dimethyl-5-chloro-pyrimidine