发明人马晓峰,郭海燕,高志强. "Method for the Synthesis of tert-Butyl 4-{4-[(Methylamino)methyl]phenyl}piperazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 116268641 A, 授权公告日 2018-07-08.
发明人刘建华,冯建国,赵玉洁. "A Process for Preparing High-Purity tert-Butyl 4-{4-[(Methylamino)methyl]phenyl}piperazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 109460994 A, 授权公告日 2020-02-26.
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