发明人何建平,徐明华,韩伟. "Method for the Synthesis of 5-(4-(3-Methoxyphenyl)piperazin-1-yl)pyrrolidin-2-one" [P]. 中国发明专利, 专利号 CN 109845882 B, 授权公告日 2020-03-03.
发明人徐明华,何建平,李文辉. "A Process for Preparing High-Purity 5-(4-(3-Methoxyphenyl)piperazin-1-yl)pyrrolidin-2-one" [P]. 中国发明专利, 专利号 CN 111975128 B, 授权公告日 2015-04-15.
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