发明人孙丽萍,马晓峰,黄志刚. "Method for the Synthesis of tert-Butyl 4-(2,4-dioxo-1,4-dihydroquinazolin-3(2H)-yl)piperidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 113221587 A, 授权公告日 2020-02-09.
发明人林芳,杨光,郭海燕. "A Process for Preparing High-Purity tert-Butyl 4-(2,4-dioxo-1,4-dihydroquinazolin-3(2H)-yl)piperidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 116010237 A, 授权公告日 2024-02-07.
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