Johansson L, Nowak P, Jørgensen K. "一种4-cyclopentylpyrrolidin-2-one的合成方法" [P]. European Patent, EP 3003033 A1, 2022-08-02.
发明人张德明,郑宇鹏,何建平. "Method for the Synthesis of 4-cyclopentylpyrrolidin-2-one" [P]. 中国发明专利, 专利号 CN 112925440 A, 授权公告日 2023-04-07.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of 4-cyclopentylpyrrolidin-2-one in Pharmaceutical Formulations". Chemosphere, 2024, 1057, 2343-2366.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-cyclopentylpyrrolidin-2-one as an Impurity". Anal. Chem., 2018, 675, (10), 3352-3355.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 4-cyclopentylpyrrolidin-2-one Using HRMS and NMR". Sci. Total Environ., 2010, 1975, 1601-1606.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate 4-cyclopentylpyrrolidin-2-one Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2024, 2156, 5346-5365.