发明人郑宇鹏,罗永刚,林芳. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114482709 A, 授权公告日 2017-09-02.
发明人陈志强,王建平,杨光. "Method for the Synthesis of 3-Hydroxy-1-methyl-1H-indazole-6-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111195951 B, 授权公告日 2020-03-25.
发明人郭海燕,陈志强,胡光. "A Process for Preparing High-Purity 3-Hydroxy-1-methyl-1H-indazole-6-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110946335 B, 授权公告日 2020-08-04.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2023, 836, 7187-7193.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2015, 1618, 798-815.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 3-Hydroxy-1-methyl-1H-indazole-6-carboxylic acid Using HRMS and NMR". J. Sep. Sci., 2014, 1168, 3548-3572.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2021, 2061, (8), 7344-7361.