反应详情

Analogously to the process described in Example 113, O-methylisourea hydrochloride or hydrosulphate is reacted with methyl 4-chloroacetoacetate in order to produce 4-chloromethyl-6-hydroxy-2-methoxy-pyrimidine, m.p. 154°-155° C., which is required as the starting material in Examples 68, 69 and 77.