Kumar R, Mueller T, O'Brien P Q. "一种的合成方法" [P]. US Patent, US 9528478 B2, 2015-07-16.
发明人韩伟,林芳,徐明华. "Method for the Synthesis of 3,4-Dihydro-2H-pyrano[3,2-b]pyridine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111697231 A, 授权公告日 2021-12-14.
Lefèvre J P, Mueller T C, Nielsen H. "A Process for Preparing High-Purity 3,4-Dihydro-2H-pyrano[3,2-b]pyridine-3-carboxylic acid" [P]. European Patent, EP 3122689 A1, 2025-05-05.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2012, 1859, 3664-3692.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2013, 334, (12), 3446-3451.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 3,4-Dihydro-2H-pyrano[3,2-b]pyridine-3-carboxylic acid Using HRMS and NMR". Food Chem., 2022, 839, (3), 8834-8855.