发明人朱建伟,陈志强,郭海燕. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116549826 A, 授权公告日 2020-11-25.
发明人唐晓军,马晓峰,朱建伟. "Method for the Synthesis of Ethyl 7-bromo-1H-indazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 115824050 A, 授权公告日 2025-08-20.
发明人冯建国,王建平,郭海燕. "A Process for Preparing High-Purity Ethyl 7-bromo-1H-indazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 109727409 A, 授权公告日 2020-03-21.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2015, 238, (12), 962-985.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2019, 1222, 1170-1179.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 7-bromo-1H-indazole-3-carboxylate Using HRMS and NMR". Chemosphere, 2024, 2241, 7846-7852.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2024, 749, (2), 5932-5937.