发明人王建平,陈志强,何建平. "Method for the Synthesis of 3-Carbamoyl-1,4-dimethylpyridin-1-ium chloride" [P]. 中国发明专利, 专利号 CN 113621849 A, 授权公告日 2022-06-10.
发明人林芳,罗永刚,杨光. "A Process for Preparing High-Purity 3-Carbamoyl-1,4-dimethylpyridin-1-ium chloride" [P]. 中国发明专利, 专利号 CN 110910228 B, 授权公告日 2019-09-05.
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