发明人高志强,孙丽萍,周伟. "Method for the Synthesis of 2-Chloro-5-fluoro-6-methoxynicotinic acid" [P]. 中国发明专利, 专利号 CN 108886697 A, 授权公告日 2020-05-26.
发明人郭海燕,马晓峰,高志强. "A Process for Preparing High-Purity 2-Chloro-5-fluoro-6-methoxynicotinic acid" [P]. 中国发明专利, 专利号 CN 114830004 A, 授权公告日 2022-02-14.
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