Schröder R, Mueller T C, Martínez F. "Method for the Synthesis of ethyl 7-bromopyrazolo[1,5-a]pyridine-2-carboxylate" [P]. European Patent, EP 3906991 A1, 2023-05-22.
Jørgensen K, Björnsson E, Rossi M. "A Process for Preparing High-Purity ethyl 7-bromopyrazolo[1,5-a]pyridine-2-carboxylate" [P]. European Patent, EP 3902252 A1, 2015-08-12.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of 乙基 7-溴吡唑并[1,5-a]吡啶-2-甲酸基酯 in Pharmaceutical Formulations". Talanta, 2022, 1790, (12), 445-467.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of 乙基 7-溴吡唑并[1,5-a]吡啶-2-甲酸基酯 as an Impurity". Environ. Sci. Technol., 2024, 1445, 6614-6633.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of ethyl 7-bromopyrazolo[1,5-a]pyridine-2-carboxylate Using HRMS and NMR". Molecules, 2017, 1428, (4), 5196-5217.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate 乙基 7-溴吡唑并[1,5-a]吡啶-2-甲酸基酯 Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2012, 1047, (2), 9949-9965.