发明人孙丽萍,陈志强,杨光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111394198 A, 授权公告日 2022-11-14.
发明人唐晓军,周伟,陈志强. "Method for the Synthesis of (3r,5s)-3-Cyclopropyl-5-methyl-2-oxo-pyrrolidine-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 108964652 B, 授权公告日 2021-11-20.
发明人刘建华,王建平,孙丽萍. "A Process for Preparing High-Purity (3r,5s)-3-Cyclopropyl-5-methyl-2-oxo-pyrrolidine-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 113516322 B, 授权公告日 2016-06-17.
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". J. Nat. Prod., 2015, 881, (8), 9257-9262.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2011, 1709, (8), 7047-7072.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of (3r,5s)-3-Cyclopropyl-5-methyl-2-oxo-pyrrolidine-3-carbonitrile Using HRMS and NMR". Chemosphere, 2017, 1792, (3), 1159-1172.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2016, 2401, (9), 6870-6893.