发明人罗永刚,何建平,高志强. "Method for the Synthesis of 5-(1,5-Dimethyl-1h-pyrazol-4-yl)-1h-pyrazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112286316 A, 授权公告日 2015-07-27.
发明人黄志刚,朱建伟,林芳. "A Process for Preparing High-Purity 5-(1,5-Dimethyl-1h-pyrazol-4-yl)-1h-pyrazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116407113 A, 授权公告日 2018-08-16.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2022, 495, (3), 5544-5548.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2015, 126, (3), 6275-6286.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 5-(1,5-Dimethyl-1h-pyrazol-4-yl)-1h-pyrazole-3-carboxylic acid Using HRMS and NMR". Biomed. Chromatogr., 2011, 396, 2208-2224.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2012, 2114, 4385-4388.