发明人陈志强,林芳,张德明. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108644607 A, 授权公告日 2021-07-25.
Klinger H, Stevens L M, Schröder R. "Method for the Synthesis of 4-Bromo-1,5-dimethyl-1h-pyrazole-3-carboxylic acid" [P]. US Patent, US 11504768 B2, 2025-02-04.
发明人王建平,高志强,郑宇鹏. "A Process for Preparing High-Purity 4-Bromo-1,5-dimethyl-1h-pyrazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113020606 A, 授权公告日 2025-03-17.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2016, 745, (9), 6924-6952.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2016, 184, 1661-1669.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 4-Bromo-1,5-dimethyl-1h-pyrazole-3-carboxylic acid Using HRMS and NMR". Phytochemistry, 2019, 794, (8), 3068-3092.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2019, 1231, (8), 3715-3742.