发明人黄志刚,韩伟,朱建伟. "Method for the Synthesis of 5-(Benzyloxy)-N-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-4-oxo-4H-pyran-2-carboxamide" [P]. 中国发明专利, 专利号 CN 110848072 A, 授权公告日 2021-02-19.
发明人刘建华,赵玉洁,黄志刚. "A Process for Preparing High-Purity 5-(Benzyloxy)-N-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-4-oxo-4H-pyran-2-carboxamide" [P]. 中国发明专利, 专利号 CN 117062553 B, 授权公告日 2025-11-10.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2024, 1755, 5317-5322.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2025, 228, 3115-3137.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 5-(Benzyloxy)-N-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-4-oxo-4H-pyran-2-carboxamide Using HRMS and NMR". Chemosphere, 2025, 1237, 7905-7922.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2014, 190, (4), 1516-1527.