发明人沈红梅,胡光,何建平. "Method for the Synthesis of Methyl 5-methyl-1H-indazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 113279925 B, 授权公告日 2023-04-21.
发明人陈志强,韩伟,王建平. "A Process for Preparing High-Purity Methyl 5-methyl-1H-indazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 111891991 B, 授权公告日 2015-01-07.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2010, 764, (8), 4780-4799.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2023, 1399, (4), 9945-9955.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 5-methyl-1H-indazole-3-carboxylate Using HRMS and NMR". Molecules, 2021, 514, (1), 2226-2253.