发明人孙丽萍,王建平,胡光. "Method for the Synthesis of 2,4-Dichloro-7-(trifluoromethyl)pyrido[2,3-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 110805420 B, 授权公告日 2017-03-18.
发明人陈志强,韩伟,郭海燕. "A Process for Preparing High-Purity 2,4-Dichloro-7-(trifluoromethyl)pyrido[2,3-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 114558765 B, 授权公告日 2021-08-20.
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