发明人张德明,李文辉,朱建伟. "Method for the Synthesis of Ethyl 3-(4-oxoquinazolin-3(4H)-yl)propanoate" [P]. 中国发明专利, 专利号 CN 115341220 B, 授权公告日 2020-09-08.
发明人林芳,黄志刚,罗永刚. "A Process for Preparing High-Purity Ethyl 3-(4-oxoquinazolin-3(4H)-yl)propanoate" [P]. 中国发明专利, 专利号 CN 111736409 A, 授权公告日 2019-07-03.
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