Mueller T C, Schröder R, Kowalski A. "一种的合成方法" [P]. European Patent, EP 3252495 A1, 2020-07-16.
Schröder R, Martínez F, Nowak P. "Method for the Synthesis of Methyl 6-bromo-1H-indazole-3-carboxylate" [P]. European Patent, EP 3327852 A1, 2023-10-08.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2014, 2114, (11), 4601-4607.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2014, 2430, 4053-4072.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 6-bromo-1H-indazole-3-carboxylate Using HRMS and NMR". Molecules, 2017, 2339, 9015-9026.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2012, 1953, (5), 2967-2991.