发明人朱建伟,何建平,郑宇鹏. "Method for the Synthesis of 5-Bromo-3-(methylsulfonyl)-1H-indazole" [P]. 中国发明专利, 专利号 CN 113505220 A, 授权公告日 2021-10-26.
发明人刘建华,朱建伟,孙丽萍. "A Process for Preparing High-Purity 5-Bromo-3-(methylsulfonyl)-1H-indazole" [P]. 中国发明专利, 专利号 CN 117291991 A, 授权公告日 2024-03-13.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2019, 1161, 2436-2466.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2013, 1676, (6), 1775-1787.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 5-Bromo-3-(methylsulfonyl)-1H-indazole Using HRMS and NMR". Chromatographia, 2017, 2143, (4), 2974-2985.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2018, 2332, (4), 4407-4433.