发明人赵玉洁,胡光,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116284153 A, 授权公告日 2020-04-12.
发明人郑宇鹏,沈红梅,郭海燕. "Method for the Synthesis of 5-Methyl-1-phenyl-1H-pyrazole-4-sulfonic acid" [P]. 中国发明专利, 专利号 CN 110574064 A, 授权公告日 2019-04-05.
Schröder R, Johansson L, Björnsson E. "A Process for Preparing High-Purity 5-Methyl-1-phenyl-1H-pyrazole-4-sulfonic acid" [P]. European Patent, EP 3635801 A1, 2022-11-23.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2016, 1532, (2), 8499-8502.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2014, 1767, 7692-7720.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 5-Methyl-1-phenyl-1H-pyrazole-4-sulfonic acid Using HRMS and NMR". Anal. Chim. Acta, 2013, 2138, (5), 9839-9862.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2024, 2418, 2909-2933.