发明人周伟,赵玉洁,唐晓军. "Method for the Synthesis of (S)-N-(2,5-Dioxotetrahydrofuran-3-yl)-2,5-dihydroxybenzamide" [P]. 中国发明专利, 专利号 CN 112541547 B, 授权公告日 2018-02-14.
发明人罗永刚,冯建国,何建平. "A Process for Preparing High-Purity (S)-N-(2,5-Dioxotetrahydrofuran-3-yl)-2,5-dihydroxybenzamide" [P]. 中国发明专利, 专利号 CN 115512582 A, 授权公告日 2024-05-04.
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". Biomed. Chromatogr., 2020, 2028, (5), 6016-6035.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2024, 1297, (5), 6470-6479.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of (S)-N-(2,5-Dioxotetrahydrofuran-3-yl)-2,5-dihydroxybenzamide Using HRMS and NMR". J. Agric. Food Chem., 2020, 1484, (8), 3960-3990.