Schröder R, Chen K W, Patel M V. "Method for the Synthesis of 3-Bromo-7-methyl-1H-pyrazolo[4,3-b]pyridine" [P]. US Patent, US 10238408 B2, 2022-09-08.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2019, 882, (9), 893-910.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2018, 1927, 1552-1555.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 3-Bromo-7-methyl-1H-pyrazolo[4,3-b]pyridine Using HRMS and NMR". Sci. Total Environ., 2025, 1600, (7), 4963-4969.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2010, 1353, 6877-6906.