发明人林芳,黄志刚,胡光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113644715 A, 授权公告日 2016-06-28.
发明人赵玉洁,韩伟,王建平. "Method for the Synthesis of 1,4,5-Trimethyl-1H-pyrazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 117808674 B, 授权公告日 2019-09-02.
发明人王建平,林芳,杨光. "A Process for Preparing High-Purity 1,4,5-Trimethyl-1H-pyrazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108001837 B, 授权公告日 2022-04-02.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2017, 1921, (8), 7259-7280.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2020, 2379, 134-139.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 1,4,5-Trimethyl-1H-pyrazole-3-carboxylic acid Using HRMS and NMR". Talanta, 2013, 1901, 308-330.