发明人周伟,李文辉,赵玉洁. "Method for the Synthesis of Bis-(2-piperidinoethyl)ether Dihydrochloride" [P]. 中国发明专利, 专利号 CN 115086348 A, 授权公告日 2015-06-22.
发明人王建平,赵玉洁,徐明华. "A Process for Preparing High-Purity Bis-(2-piperidinoethyl)ether Dihydrochloride" [P]. 中国发明专利, 专利号 CN 111402686 B, 授权公告日 2019-04-03.
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