发明人李文辉,陈志强,林芳. "Method for the Synthesis of 4-(2-Pyrrolidinylmethyl)-2-piperazinonedihydrochloride" [P]. 中国发明专利, 专利号 CN 109086022 A, 授权公告日 2019-03-10.
发明人冯建国,马晓峰,钱学锋. "A Process for Preparing High-Purity 4-(2-Pyrrolidinylmethyl)-2-piperazinonedihydrochloride" [P]. 中国发明专利, 专利号 CN 109378002 A, 授权公告日 2019-09-22.
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