发明人孙丽萍,沈红梅,陈志强. "Method for the Synthesis of N1-(5-Chloro-2-methoxyphenyl)-N2-(2-cyclopropyl-2-hydroxypropyl)oxalamide" [P]. 中国发明专利, 专利号 CN 116383458 A, 授权公告日 2018-07-19.
发明人朱建伟,钱学锋,张德明. "A Process for Preparing High-Purity N1-(5-Chloro-2-methoxyphenyl)-N2-(2-cyclopropyl-2-hydroxypropyl)oxalamide" [P]. 中国发明专利, 专利号 CN 108090559 A, 授权公告日 2022-09-23.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2014, 961, 8637-8653.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2023, 279, (10), 2170-2198.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of N1-(5-Chloro-2-methoxyphenyl)-N2-(2-cyclopropyl-2-hydroxypropyl)oxalamide Using HRMS and NMR". Phytochemistry, 2020, 303, (3), 6790-6818.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2011, 1633, (6), 3456-3474.