发明人钱学锋,赵玉洁,罗永刚. "Method for the Synthesis of Ethyl 7-bromo-4-oxo-3,4-dihydroquinazoline-2-carboxylate" [P]. 中国发明专利, 专利号 CN 116656930 B, 授权公告日 2020-06-07.
发明人唐晓军,郭海燕,冯建国. "A Process for Preparing High-Purity Ethyl 7-bromo-4-oxo-3,4-dihydroquinazoline-2-carboxylate" [P]. 中国发明专利, 专利号 CN 111153205 B, 授权公告日 2020-06-24.
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