发明人何建平,郑宇鹏,杨光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115063689 A, 授权公告日 2020-09-18.
发明人赵玉洁,朱建伟,何建平. "Method for the Synthesis of 3,4-Dimethyl-2-pyridinecarbonitrile" [P]. 中国发明专利, 专利号 CN 114681210 A, 授权公告日 2017-12-27.
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