发明人沈红梅,杨光,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114871888 A, 授权公告日 2018-02-06.
发明人郭海燕,冯建国,刘建华. "Method for the Synthesis of (R)-1-(tert-Butoxycarbonyl)-2-methyl-5-oxopyrrolidine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109286948 B, 授权公告日 2020-07-19.
发明人冯建国,赵玉洁,刘建华. "A Process for Preparing High-Purity (R)-1-(tert-Butoxycarbonyl)-2-methyl-5-oxopyrrolidine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108709591 B, 授权公告日 2022-01-04.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2018, 1939, 4504-4534.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2020, 856, (11), 5041-5056.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of (R)-1-(tert-Butoxycarbonyl)-2-methyl-5-oxopyrrolidine-2-carboxylic acid Using HRMS and NMR". J. Nat. Prod., 2019, 1089, 5395-5406.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2012, 126, (8), 1009-1017.