发明人何建平,唐晓军,张德明. "Method for the Synthesis of 6-Chloro-5-methoxy-1H-indazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111988320 B, 授权公告日 2018-10-28.
发明人李文辉,张德明,林芳. "A Process for Preparing High-Purity 6-Chloro-5-methoxy-1H-indazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114370687 B, 授权公告日 2019-09-12.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2024, 747, 3167-3187.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2022, 2359, (4), 5115-5124.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 6-Chloro-5-methoxy-1H-indazole-3-carboxylic acid Using HRMS and NMR". Sci. Total Environ., 2023, 887, (1), 9539-9555.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2010, 1377, (9), 8070-8079.