发明人周伟,冯建国,黄志刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116265121 A, 授权公告日 2023-08-06.
Schröder R, Roberts E F, Chen K W. "Method for the Synthesis of 4-Nitro-1H-indazole-6-carboxylic acid" [P]. US Patent, US 11471959 B2, 2022-09-09.
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. Pharm. Biomed. Anal., 2018, 910, 5782-5789.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2023, 2405, (8), 7474-7493.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 4-Nitro-1H-indazole-6-carboxylic acid Using HRMS and NMR". Phytochemistry, 2011, 2300, 7220-7240.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2011, 633, (11), 4588-4597.