发明人唐晓军,黄志刚,孙丽萍. "Method for the Synthesis of 1-(5-Chloro-2-methylphenyl)-5-phenyl-4,5-dihydro-1h-pyrazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116030269 B, 授权公告日 2015-03-21.
发明人胡光,何建平,郭海燕. "A Process for Preparing High-Purity 1-(5-Chloro-2-methylphenyl)-5-phenyl-4,5-dihydro-1h-pyrazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112587500 B, 授权公告日 2016-04-01.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2019, 1855, (5), 4908-4928.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2010, 433, (10), 9048-9074.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 1-(5-Chloro-2-methylphenyl)-5-phenyl-4,5-dihydro-1h-pyrazole-3-carboxylic acid Using HRMS and NMR". J. Pharm. Biomed. Anal., 2021, 1572, (3), 5408-5412.