发明人冯建国,杨光,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112441042 A, 授权公告日 2020-12-21.
Thompson G K, Lee S K, Hughes D C. "Method for the Synthesis of Methyl 6-amino-1H-indazole-3-carboxylate" [P]. US Patent, US 11941213 B2, 2020-07-22.
发明人郭海燕,马晓峰,沈红梅. "A Process for Preparing High-Purity Methyl 6-amino-1H-indazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 112439701 B, 授权公告日 2020-12-05.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2020, 326, (5), 869-879.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2025, 1471, (8), 745-758.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 6-amino-1H-indazole-3-carboxylate Using HRMS and NMR". J. Sep. Sci., 2010, 2203, 5650-5657.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2010, 2070, (4), 8198-8222.