发明人孙丽萍,王建平,韩伟. "Method for the Synthesis of 2-(Aminomethyl)-6-cyano-3-(difluoromethyl)pyridine-4-acetic acid" [P]. 中国发明专利, 专利号 CN 109205134 A, 授权公告日 2017-09-20.
发明人林芳,何建平,李文辉. "A Process for Preparing High-Purity 2-(Aminomethyl)-6-cyano-3-(difluoromethyl)pyridine-4-acetic acid" [P]. 中国发明专利, 专利号 CN 117104553 B, 授权公告日 2018-09-20.
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