发明人冯建国,何建平,黄志刚. "Method for the Synthesis of 5-(Methylamino)picolinonitrile" [P]. 中国发明专利, 专利号 CN 114424128 A, 授权公告日 2021-12-23.
发明人冯建国,杨光,张德明. "A Process for Preparing High-Purity 5-(Methylamino)picolinonitrile" [P]. 中国发明专利, 专利号 CN 115919584 A, 授权公告日 2024-09-07.
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