发明人马晓峰,李文辉,冯建国. "Method for the Synthesis of 2-Chloro-5-(1,2,4-oxadiazol-3-yl)pyridine" [P]. 中国发明专利, 专利号 CN 109892270 B, 授权公告日 2021-02-25.
发明人罗永刚,李文辉,钱学锋. "A Process for Preparing High-Purity 2-Chloro-5-(1,2,4-oxadiazol-3-yl)pyridine" [P]. 中国发明专利, 专利号 CN 113900515 A, 授权公告日 2019-04-24.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2018, 1726, 4433-4439.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2020, 2147, (1), 6035-6038.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 2-Chloro-5-(1,2,4-oxadiazol-3-yl)pyridine Using HRMS and NMR". Anal. Chim. Acta, 2014, 2038, (11), 6982-7002.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2010, 302, (5), 1700-1721.