Lefèvre J P, Mueller T C, Johansson L. "一种的合成方法" [P]. European Patent, EP 3088281 A1, 2023-09-08.
发明人唐晓军,朱建伟,王建平. "Method for the Synthesis of 3-Methoxy-2-methyl-2H-indazole-6-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114635793 B, 授权公告日 2020-07-24.
发明人赵玉洁,杨光,朱建伟. "A Process for Preparing High-Purity 3-Methoxy-2-methyl-2H-indazole-6-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114860860 B, 授权公告日 2018-03-27.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2011, 1818, 6754-6777.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2011, 1874, 1261-1277.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 3-Methoxy-2-methyl-2H-indazole-6-carboxylic acid Using HRMS and NMR". J. Sep. Sci., 2020, 1754, (5), 5609-5635.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2016, 2293, (4), 9429-9458.