发明人胡光,周伟,沈红梅. "Method for the Synthesis of (1,3-Dimethyl-1H-pyrazol-4-yl)methanamine oxalate" [P]. 中国发明专利, 专利号 CN 112608129 A, 授权公告日 2020-03-07.
发明人周伟,何建平,徐明华. "A Process for Preparing High-Purity (1,3-Dimethyl-1H-pyrazol-4-yl)methanamine oxalate" [P]. 中国发明专利, 专利号 CN 116579154 A, 授权公告日 2017-09-25.
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