发明人刘建华,张德明,马晓峰. "Method for the Synthesis of (R)-5-(2-(Methylthio)ethyl)piperazin-2-one" [P]. 中国发明专利, 专利号 CN 116321105 A, 授权公告日 2016-12-05.
Stevens L M, Williams B T, Park J H. "A Process for Preparing High-Purity (R)-5-(2-(Methylthio)ethyl)piperazin-2-one" [P]. US Patent, US 11580481 B2, 2020-09-03.
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". Anal. Chem., 2013, 1901, (8), 6363-6370.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2017, 595, (3), 723-738.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of (R)-5-(2-(Methylthio)ethyl)piperazin-2-one Using HRMS and NMR". Food Chem., 2014, 2251, (1), 7827-7851.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2018, 508, 2690-2707.