发明人李文辉,高志强,赵玉洁. "Method for the Synthesis of Methyl 5-oxo-4,5,6,7-tetrahydropyrazolo[1,5-a]pyridine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 117117413 B, 授权公告日 2015-04-16.
Yamamoto T, Brown S R, Hughes D C. "A Process for Preparing High-Purity Methyl 5-oxo-4,5,6,7-tetrahydropyrazolo[1,5-a]pyridine-3-carboxylate" [P]. US Patent, US 11787165 B2, 2019-12-20.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2023, 552, (9), 3465-3474.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2014, 535, 2545-2557.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 5-oxo-4,5,6,7-tetrahydropyrazolo[1,5-a]pyridine-3-carboxylate Using HRMS and NMR". J. Sep. Sci., 2017, 307, 7243-7265.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2012, 228, (10), 9825-9840.