发明人杨光,李文辉,胡光. "Method for the Synthesis of 6,8-dimethoxy-3,4-dihydroquinazolin-4-one" [P]. 中国发明专利, 专利号 CN 112775017 B, 授权公告日 2019-10-07.
发明人王建平,马晓峰,郑宇鹏. "A Process for Preparing High-Purity 6,8-dimethoxy-3,4-dihydroquinazolin-4-one" [P]. 中国发明专利, 专利号 CN 115766494 A, 授权公告日 2025-08-23.
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