发明人张德明,徐明华,胡光. "Method for the Synthesis of 2-(4-Chloro-1-ethyl-1H-pyrazol-5-yl)acetonitrile" [P]. 中国发明专利, 专利号 CN 115492600 B, 授权公告日 2018-11-28.
发明人韩伟,王建平,徐明华. "A Process for Preparing High-Purity 2-(4-Chloro-1-ethyl-1H-pyrazol-5-yl)acetonitrile" [P]. 中国发明专利, 专利号 CN 109324619 A, 授权公告日 2024-02-26.
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