发明人韩伟,高志强,冯建国. "Method for the Synthesis of 1-(2-Oxo-1-phenyl-2-(2-(piperidin-1-ium-1-yl)ethoxy)ethyl)piperidin-1-ium chloride" [P]. 中国发明专利, 专利号 CN 108773205 A, 授权公告日 2018-02-09.
发明人周伟,高志强,张德明. "A Process for Preparing High-Purity 1-(2-Oxo-1-phenyl-2-(2-(piperidin-1-ium-1-yl)ethoxy)ethyl)piperidin-1-ium chloride" [P]. 中国发明专利, 专利号 CN 110061071 A, 授权公告日 2024-03-05.
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