发明人孙丽萍,罗永刚,沈红梅. "Method for the Synthesis of 2-Chloro-5-(2-(pyrrolidine-3-carbonyl)phenyl)isonicotinic acid" [P]. 中国发明专利, 专利号 CN 113843408 B, 授权公告日 2017-02-15.
发明人黄志刚,冯建国,罗永刚. "A Process for Preparing High-Purity 2-Chloro-5-(2-(pyrrolidine-3-carbonyl)phenyl)isonicotinic acid" [P]. 中国发明专利, 专利号 CN 116484813 B, 授权公告日 2024-07-18.
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