Stevens L M, Mueller T, Kumar R. "一种的合成方法" [P]. US Patent, US 10252213 B2, 2020-10-19.
发明人赵玉洁,罗永刚,韩伟. "Method for the Synthesis of 4-[(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)sulfamoyl]benzoic acid" [P]. 中国发明专利, 专利号 CN 109877346 A, 授权公告日 2019-10-15.
发明人杨光,周伟,李文辉. "A Process for Preparing High-Purity 4-[(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)sulfamoyl]benzoic acid" [P]. 中国发明专利, 专利号 CN 114428630 B, 授权公告日 2021-09-06.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2015, 1310, (8), 1272-1293.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2011, 1318, 2297-2316.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 4-[(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)sulfamoyl]benzoic acid Using HRMS and NMR". Anal. Chem., 2011, 2294, (1), 8519-8524.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2012, 1630, 5893-5908.