发明人罗永刚,郭海燕,林芳. "Method for the Synthesis of 3-(3-Methylphenyl)-1-phenyl-1h-pyrazole-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115004252 A, 授权公告日 2015-11-23.
发明人赵玉洁,王建平,马晓峰. "A Process for Preparing High-Purity 3-(3-Methylphenyl)-1-phenyl-1h-pyrazole-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113148519 A, 授权公告日 2020-04-22.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2015, 2193, 1680-1710.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2020, 1939, (7), 9839-9849.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 3-(3-Methylphenyl)-1-phenyl-1h-pyrazole-4-carboxylic acid Using HRMS and NMR". Talanta, 2016, 937, (11), 2524-2535.