ethyl 4-[2-(benzyloxy)-5-(2-fluoro-4-methylbenzoyl)phenyl]-2,4-dioxobutanoate 在
盐酸胍 、
potassium carbonate 作用下,
以
DMF (N,N-dimethyl-formamide) 为溶剂,
反应 2.0h,
以39.3%的产率得到ethyl 2-amino-6-[5-(2-fluoro-4-methylbenzoyl)-2-hydroxyphenyl]-4-pyrimidinecarboxylate