发明人杨光,何建平,胡光. "Method for the Synthesis of 6-Chloro-3-(trifluoromethyl)pyridine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114896021 B, 授权公告日 2015-12-01.
发明人周伟,杨光,何建平. "A Process for Preparing High-Purity 6-Chloro-3-(trifluoromethyl)pyridine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109796976 B, 授权公告日 2018-02-27.
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