Mueller T, Klinger H, Williams B T. "一种的合成方法" [P]. US Patent, US 10137465 B2, 2023-10-15.
发明人冯建国,徐明华,韩伟. "Method for the Synthesis of 1-(7,7-Dimethyl-2-oxobicyclo[2.2.1]heptan-1-yl)-N-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1h-pyrazol-4-yl)methanesulfonamide" [P]. 中国发明专利, 专利号 CN 117011002 A, 授权公告日 2023-05-01.
发明人罗永刚,沈红梅,李文辉. "A Process for Preparing High-Purity 1-(7,7-Dimethyl-2-oxobicyclo[2.2.1]heptan-1-yl)-N-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1h-pyrazol-4-yl)methanesulfonamide" [P]. 中国发明专利, 专利号 CN 116969733 A, 授权公告日 2017-11-26.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2023, 987, (9), 1474-1499.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2013, 970, (8), 2522-2533.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 1-(7,7-Dimethyl-2-oxobicyclo[2.2.1]heptan-1-yl)-N-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1h-pyrazol-4-yl)methanesulfonamide Using HRMS and NMR". Anal. Chim. Acta, 2020, 81, 5598-5621.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2022, 731, 2732-2744.