发明人赵玉洁,周伟,唐晓军. "Method for the Synthesis of Benzyl 2-amino-7,8-dihydropyrido[4,3-d]pyrimidine-6(5H)-carboxylate" [P]. 中国发明专利, 专利号 CN 111246400 A, 授权公告日 2018-06-11.
发明人韩伟,杨光,黄志刚. "A Process for Preparing High-Purity Benzyl 2-amino-7,8-dihydropyrido[4,3-d]pyrimidine-6(5H)-carboxylate" [P]. 中国发明专利, 专利号 CN 116368806 A, 授权公告日 2020-11-24.
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