发明人周伟,何建平,冯建国. "Method for the Synthesis of 5-(((tert-Butoxycarbonyl)amino)methyl)picolinic acid" [P]. 中国发明专利, 专利号 CN 109202893 A, 授权公告日 2020-01-17.
发明人唐晓军,罗永刚,孙丽萍. "A Process for Preparing High-Purity 5-(((tert-Butoxycarbonyl)amino)methyl)picolinic acid" [P]. 中国发明专利, 专利号 CN 110187150 B, 授权公告日 2021-04-18.
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