Patel M V, Lee S K, Hughes D C. "一种的合成方法" [P]. US Patent, US 11092238 B2, 2015-08-21.
发明人朱建伟,徐明华,刘建华. "Method for the Synthesis of 2-Butyl-3-methoxy-N-(2-(thiophen-2-yl)ethyl)-2H-indazole-6-carboxamide" [P]. 中国发明专利, 专利号 CN 111883528 B, 授权公告日 2020-06-25.
发明人林芳,周伟,韩伟. "A Process for Preparing High-Purity 2-Butyl-3-methoxy-N-(2-(thiophen-2-yl)ethyl)-2H-indazole-6-carboxamide" [P]. 中国发明专利, 专利号 CN 111536757 A, 授权公告日 2020-02-28.
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". Molecules, 2024, 1622, 8221-8242.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2024, 372, (2), 7215-7230.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 2-Butyl-3-methoxy-N-(2-(thiophen-2-yl)ethyl)-2H-indazole-6-carboxamide Using HRMS and NMR". Anal. Chim. Acta, 2012, 351, 2329-2348.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2011, 276, 5339-5342.