发明人刘建华,孙丽萍,周伟. "Method for the Synthesis of 4-(piperidin-4-yl)-1,4-oxazepane dihydrochloride" [P]. 中国发明专利, 专利号 CN 111840228 B, 授权公告日 2023-12-23.
发明人朱建伟,钱学锋,孙丽萍. "A Process for Preparing High-Purity 4-(piperidin-4-yl)-1,4-oxazepane dihydrochloride" [P]. 中国发明专利, 专利号 CN 114455318 A, 授权公告日 2022-07-21.
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