Chen K W, Yamamoto T, Anderson J P. "一种的合成方法" [P]. US Patent, US 10648470 B2, 2024-12-03.
发明人杨光,林芳,沈红梅. "Method for the Synthesis of 6-Bromo-3-ethyl-1H-indazole" [P]. 中国发明专利, 专利号 CN 109308414 A, 授权公告日 2017-05-20.
Chen K W, Mueller T, Davis P L. "A Process for Preparing High-Purity 6-Bromo-3-ethyl-1H-indazole" [P]. US Patent, US 10008621 B2, 2018-03-15.
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". Anal. Chem., 2010, 157, (12), 134-149.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2022, 2472, (4), 5673-5698.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 6-Bromo-3-ethyl-1H-indazole Using HRMS and NMR". Chromatographia, 2022, 1601, (1), 674-683.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2014, 2257, (12), 1849-1877.