发明人孙丽萍,周伟,高志强. "Method for the Synthesis of 6-Chloropyrazolo[1,5-a]pyridine-2-carboxylic Acid" [P]. 中国发明专利, 专利号 CN 112566451 B, 授权公告日 2015-02-14.
Kowalski A, Björnsson E, Johansson L. "A Process for Preparing High-Purity 6-Chloropyrazolo[1,5-a]pyridine-2-carboxylic Acid" [P]. European Patent, EP 3157452 A1, 2017-03-13.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of 6-氯吡唑并[1,5-a]吡啶-2-甲酸 in Pharmaceutical Formulations". J. Chromatogr. A, 2017, 583, 3826-3836.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of 6-氯吡唑并[1,5-a]吡啶-2-甲酸 as an Impurity". Anal. Chim. Acta, 2013, 1704, 2511-2528.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 6-Chloropyrazolo[1,5-a]pyridine-2-carboxylic Acid Using HRMS and NMR". J. Pharm. Biomed. Anal., 2010, 147, (9), 6096-6103.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate 6-氯吡唑并[1,5-a]吡啶-2-甲酸 Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2011, 2185, 8375-8404.