发明人刘建华,陈志强,赵玉洁. "Method for the Synthesis of 6-Benzyl-2,4-dichloro-8,8-difluoro-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidine hydrochloride" [P]. 中国发明专利, 专利号 CN 117787054 B, 授权公告日 2020-01-16.
发明人马晓峰,郭海燕,冯建国. "A Process for Preparing High-Purity 6-Benzyl-2,4-dichloro-8,8-difluoro-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidine hydrochloride" [P]. 中国发明专利, 专利号 CN 112111437 A, 授权公告日 2025-08-08.
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