Kumar R, Schröder R, Lee S K. "一种的合成方法" [P]. US Patent, US 11727482 B2, 2022-07-23.
发明人张德明,唐晓军,林芳. "Method for the Synthesis of (3S)-3-Isobutylhexahydropyrrolo[1,2-a]pyrazine-1,4-dione" [P]. 中国发明专利, 专利号 CN 109183454 B, 授权公告日 2024-02-03.
发明人林芳,高志强,胡光. "A Process for Preparing High-Purity (3S)-3-Isobutylhexahydropyrrolo[1,2-a]pyrazine-1,4-dione" [P]. 中国发明专利, 专利号 CN 117896050 B, 授权公告日 2021-03-17.
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. Pharm. Biomed. Anal., 2014, 1905, 1478-1497.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2024, 1889, (7), 4179-4184.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of (3S)-3-Isobutylhexahydropyrrolo[1,2-a]pyrazine-1,4-dione Using HRMS and NMR". Molecules, 2016, 1259, (1), 4079-4086.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2013, 709, 1512-1534.