发明人徐明华,黄志刚,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113800007 A, 授权公告日 2021-03-03.
发明人周伟,高志强,何建平. "Method for the Synthesis of (3S,4R)-3-ethynyl-3-hydroxy-1,4-dimethyl-pyrrolidin-2-one" [P]. 中国发明专利, 专利号 CN 115479114 B, 授权公告日 2020-03-16.
发明人韩伟,郑宇鹏,赵玉洁. "A Process for Preparing High-Purity (3S,4R)-3-ethynyl-3-hydroxy-1,4-dimethyl-pyrrolidin-2-one" [P]. 中国发明专利, 专利号 CN 113242512 B, 授权公告日 2016-05-08.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2020, 1922, 3690-3712.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2014, 190, 7390-7395.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of (3S,4R)-3-ethynyl-3-hydroxy-1,4-dimethyl-pyrrolidin-2-one Using HRMS and NMR". Environ. Sci. Technol., 2015, 1995, (1), 6593-6623.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2022, 1892, 9012-9038.