发明人朱建伟,胡光,罗永刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114637785 A, 授权公告日 2020-07-05.
发明人赵玉洁,孙丽萍,沈红梅. "Method for the Synthesis of 5-Bromo-2-chloro-N,N-dimethyl-3-pyridinecarboxamide" [P]. 中国发明专利, 专利号 CN 109340615 B, 授权公告日 2019-05-09.
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