发明人郭海燕,黄志刚,郑宇鹏. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115238401 A, 授权公告日 2019-09-08.
发明人沈红梅,陈志强,胡光. "Method for the Synthesis of Methyl 6-methylpyrazolo[1,5-a]pyridine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 113573998 A, 授权公告日 2017-09-01.
发明人王建平,唐晓军,胡光. "A Process for Preparing High-Purity Methyl 6-methylpyrazolo[1,5-a]pyridine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 113582782 B, 授权公告日 2015-04-24.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2017, 448, 8847-8868.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2012, 242, (5), 6900-6908.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 6-methylpyrazolo[1,5-a]pyridine-3-carboxylate Using HRMS and NMR". Molecules, 2013, 1927, (1), 528-540.