发明人郭海燕,马晓峰,郑宇鹏. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112941899 A, 授权公告日 2019-12-16.
发明人王建平,韩伟,周伟. "Method for the Synthesis of 6-Bromo-4-fluoro-1-methyl-1H-indazole" [P]. 中国发明专利, 专利号 CN 110572916 A, 授权公告日 2023-04-20.
发明人孙丽萍,刘建华,朱建伟. "A Process for Preparing High-Purity 6-Bromo-4-fluoro-1-methyl-1H-indazole" [P]. 中国发明专利, 专利号 CN 113997171 A, 授权公告日 2021-11-06.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2022, 835, 8038-8044.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2019, 1360, (6), 1704-1725.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 6-Bromo-4-fluoro-1-methyl-1H-indazole Using HRMS and NMR". Anal. Chem., 2010, 140, 9517-9526.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2020, 1292, (12), 8900-8913.