Johnson M A, Park J H, Mueller T. "一种的合成方法" [P]. US Patent, US 11985620 B2, 2025-05-17.
Anderson J P, Hughes D C, Davis P L. "Method for the Synthesis of Ethyl pyrazolo[1,5-a]pyridine-2-carboxylate" [P]. US Patent, US 11922285 B2, 2022-05-09.
Roberts E F, Mueller T, Davis P L. "A Process for Preparing High-Purity Ethyl pyrazolo[1,5-a]pyridine-2-carboxylate" [P]. US Patent, US 10411249 B2, 2020-07-08.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2010, 2296, (3), 1271-1274.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2016, 1716, 1609-1627.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl pyrazolo[1,5-a]pyridine-2-carboxylate Using HRMS and NMR". J. Agric. Food Chem., 2018, 91, (6), 9176-9205.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2014, 1790, 8448-8467.