发明人郭海燕,唐晓军,何建平. "Method for the Synthesis of 5-Phenyl-1-(m-tolyl)-1H-pyrazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116099246 A, 授权公告日 2023-12-03.
发明人罗永刚,朱建伟,李文辉. "A Process for Preparing High-Purity 5-Phenyl-1-(m-tolyl)-1H-pyrazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112235762 B, 授权公告日 2023-11-21.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2024, 2390, 2195-2218.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2013, 602, (6), 1028-1054.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 5-Phenyl-1-(m-tolyl)-1H-pyrazole-3-carboxylic acid Using HRMS and NMR". Biomed. Chromatogr., 2022, 1452, 2883-2891.