发明人罗永刚,沈红梅,周伟. "Method for the Synthesis of 1-(3-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)oxy)phenyl)-3-(2,4-dichlorobenzyl)-4-hydroxypyridin-2(1H)-one" [P]. 中国发明专利, 专利号 CN 108828712 A, 授权公告日 2018-12-23.
发明人郑宇鹏,林芳,马晓峰. "A Process for Preparing High-Purity 1-(3-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)oxy)phenyl)-3-(2,4-dichlorobenzyl)-4-hydroxypyridin-2(1H)-one" [P]. 中国发明专利, 专利号 CN 113388772 A, 授权公告日 2021-07-08.
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