Williams B T, Brown S R, Davis P L. "Method for the Synthesis of (5E)-5-[(2H-1,3-Benzodioxol-5-yl)methylidene]-3-[(2,6-dimethylmorpholin-4-yl)methyl]-2-sulfanylideneimidazolidin-4-one" [P]. US Patent, US 11918250 B2, 2018-05-04.
Johansson L, Sørensen M, Jørgensen K. "A Process for Preparing High-Purity (5E)-5-[(2H-1,3-Benzodioxol-5-yl)methylidene]-3-[(2,6-dimethylmorpholin-4-yl)methyl]-2-sulfanylideneimidazolidin-4-one" [P]. European Patent, EP 3491589 A1, 2015-02-13.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2011, 1125, (2), 1485-1514.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2015, 412, (8), 6424-6443.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of (5E)-5-[(2H-1,3-Benzodioxol-5-yl)methylidene]-3-[(2,6-dimethylmorpholin-4-yl)methyl]-2-sulfanylideneimidazolidin-4-one Using HRMS and NMR". J. Pharm. Biomed. Anal., 2012, 675, 1080-1086.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2010, 1235, 313-331.