Roberts E F, Williams B T, Johnson M A. "Method for the Synthesis of Pyrazolo[1,5-a]pyridine-2-carboxylic Acid" [P]. US Patent, US 11727071 B2, 2022-04-23.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of 吡唑并[1,5-a]吡啶-2-甲酸 in Pharmaceutical Formulations". J. Nat. Prod., 2013, 945, (6), 3468-3495.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of 吡唑并[1,5-a]吡啶-2-甲酸 as an Impurity". Biomed. Chromatogr., 2019, 2144, (7), 2282-2285.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of Pyrazolo[1,5-a]pyridine-2-carboxylic Acid Using HRMS and NMR". J. Chromatogr. A, 2021, 1259, (3), 9081-9089.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate 吡唑并[1,5-a]吡啶-2-甲酸 Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2025, 2393, 5473-5479.