发明人周伟,罗永刚,徐明华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117828857 A, 授权公告日 2020-07-10.
发明人冯建国,刘建华,孙丽萍. "Method for the Synthesis of (1,4-Diazepan-1-yl)(pyridin-4-yl)methanone dihydrochloride" [P]. 中国发明专利, 专利号 CN 111269916 B, 授权公告日 2024-09-09.
发明人郑宇鹏,郭海燕,陈志强. "A Process for Preparing High-Purity (1,4-Diazepan-1-yl)(pyridin-4-yl)methanone dihydrochloride" [P]. 中国发明专利, 专利号 CN 117423528 B, 授权公告日 2021-06-02.
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