Björnsson E, Sørensen M, Jørgensen K. "一种的合成方法" [P]. European Patent, EP 3739929 A1, 2015-04-23.
发明人王建平,马晓峰,郭海燕. "Method for the Synthesis of 1-Benzhydryl-3-(5-(thiophen-2-yl)-1,3,4-oxadiazol-2-yl)urea" [P]. 中国发明专利, 专利号 CN 115734378 A, 授权公告日 2025-10-20.
发明人杨光,陈志强,郑宇鹏. "A Process for Preparing High-Purity 1-Benzhydryl-3-(5-(thiophen-2-yl)-1,3,4-oxadiazol-2-yl)urea" [P]. 中国发明专利, 专利号 CN 108934428 B, 授权公告日 2024-02-17.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2015, 113, (10), 4984-4992.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2014, 2095, (7), 8946-8952.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 1-Benzhydryl-3-(5-(thiophen-2-yl)-1,3,4-oxadiazol-2-yl)urea Using HRMS and NMR". J. Nat. Prod., 2015, 1633, 6679-6688.