发明人赵玉洁,李文辉,陈志强. "Method for the Synthesis of 1-[Phenyl(3,4,5-trimethoxyphenyl)methyl]piperazine Oxalate" [P]. 中国发明专利, 专利号 CN 116842823 B, 授权公告日 2015-04-14.
发明人何建平,王建平,高志强. "A Process for Preparing High-Purity 1-[Phenyl(3,4,5-trimethoxyphenyl)methyl]piperazine Oxalate" [P]. 中国发明专利, 专利号 CN 112470515 A, 授权公告日 2021-01-18.
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