Stevens L M, Schröder R, Fischer A B. "一种的合成方法" [P]. US Patent, US 11119541 B2, 2015-10-12.
发明人赵玉洁,唐晓军,杨光. "Method for the Synthesis of N-(5-Phenyl-1,3,4-oxadiazol-2-yl)-2,3-dihydrobenzo[b][1,4]dioxine-6-carboxamide" [P]. 中国发明专利, 专利号 CN 108848981 B, 授权公告日 2015-07-13.
发明人刘建华,赵玉洁,胡光. "A Process for Preparing High-Purity N-(5-Phenyl-1,3,4-oxadiazol-2-yl)-2,3-dihydrobenzo[b][1,4]dioxine-6-carboxamide" [P]. 中国发明专利, 专利号 CN 111190410 B, 授权公告日 2020-09-23.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2013, 1308, (7), 8536-8564.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2013, 652, (5), 3699-3723.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of N-(5-Phenyl-1,3,4-oxadiazol-2-yl)-2,3-dihydrobenzo[b][1,4]dioxine-6-carboxamide Using HRMS and NMR". Biomed. Chromatogr., 2024, 540, (7), 2231-2247.