发明人张德明,徐明华,李文辉. "Method for the Synthesis of 4-(Pyrrolidin-1-yl)picolinimidamide" [P]. 中国发明专利, 专利号 CN 115200600 A, 授权公告日 2020-01-25.
发明人赵玉洁,杨光,王建平. "A Process for Preparing High-Purity 4-(Pyrrolidin-1-yl)picolinimidamide" [P]. 中国发明专利, 专利号 CN 112246668 A, 授权公告日 2023-04-13.
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