反应详情

In a similar manner, 2-methylthio-4-chloro-5-nitro-6-(2-benzyloxy-5-cyanophenoxy)pyrimidine, a compound of formula (K), is treated with ethyl glycolate, a compound of formula (P), to yield 2-methylthio-4-(ethoxycarbonyl)methoxy-5-nitro-6-(2-benzyloxy-5-cyanophenoxy)pyrimidine, a compound of formula (U).