Stevens L M, Davis P L, Lee S K. "Method for the Synthesis of (S)-5-(2-(Methylthio)ethyl)-3-phenyl-2-thioxoimidazolidin-4-one" [P]. US Patent, US 11195737 B2, 2020-01-01.
发明人张德明,钱学锋,韩伟. "A Process for Preparing High-Purity (S)-5-(2-(Methylthio)ethyl)-3-phenyl-2-thioxoimidazolidin-4-one" [P]. 中国发明专利, 专利号 CN 116945725 B, 授权公告日 2021-03-09.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2020, 1012, (8), 5616-5645.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2016, 463, 4674-4683.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of (S)-5-(2-(Methylthio)ethyl)-3-phenyl-2-thioxoimidazolidin-4-one Using HRMS and NMR". Molecules, 2015, 847, (5), 7340-7350.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2015, 2382, 1680-1709.