发明人杨光,朱建伟,胡光. "一种1-ethyl-2-(1H-imidazol-2-yl)piperazine的合成方法" [P]. 中国发明专利, 专利号 CN 110529290 A, 授权公告日 2018-01-17.
发明人李文辉,张德明,郑宇鹏. "Method for the Synthesis of 1-ethyl-2-(1H-imidazol-2-yl)piperazine" [P]. 中国发明专利, 专利号 CN 112171641 B, 授权公告日 2025-09-25.
发明人胡光,徐明华,陈志强. "A Process for Preparing High-Purity 1-ethyl-2-(1H-imidazol-2-yl)piperazine" [P]. 中国发明专利, 专利号 CN 109048133 B, 授权公告日 2019-07-27.
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