Davis P L, Mueller T, Fischer A B. "一种的合成方法" [P]. US Patent, US 10759771 B2, 2024-09-25.
发明人郭海燕,周伟,唐晓军. "Method for the Synthesis of 3-(5-(2,6-Difluorophenyl)-1,2,4-oxadiazol-3-yl)benzoic acid" [P]. 中国发明专利, 专利号 CN 109233352 B, 授权公告日 2015-02-26.
发明人钱学锋,罗永刚,胡光. "A Process for Preparing High-Purity 3-(5-(2,6-Difluorophenyl)-1,2,4-oxadiazol-3-yl)benzoic acid" [P]. 中国发明专利, 专利号 CN 117538519 B, 授权公告日 2019-04-13.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2010, 759, (5), 7490-7517.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2014, 635, (6), 5301-5327.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 3-(5-(2,6-Difluorophenyl)-1,2,4-oxadiazol-3-yl)benzoic acid Using HRMS and NMR". Chromatographia, 2017, 1231, 6874-6899.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2022, 1255, 292-305.