Chen K W, Klinger H, Thompson G K. "Method for the Synthesis of 1H-pyrano[4,3-c]pyridin-4-one" [P]. US Patent, US 10797810 B2, 2018-02-25.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2016, 491, 4513-4526.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2010, 1926, (10), 362-389.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 1H-pyrano[4,3-c]pyridin-4-one Using HRMS and NMR". Molecules, 2019, 1668, (5), 3803-3810.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2019, 1877, 3714-3718.