发明人刘建华,沈红梅,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108919506 A, 授权公告日 2018-06-24.
Mueller T C, Björnsson E, Johansson L. "Method for the Synthesis of (R)-2-((S)-tert-Butylsulfinyl)-1-methyl-2,6-diazaspiro[3.3]heptane" [P]. European Patent, EP 3502133 A1, 2017-03-28.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2015, 2239, 5298-5306.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2015, 1572, (7), 8359-8389.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of (R)-2-((S)-tert-Butylsulfinyl)-1-methyl-2,6-diazaspiro[3.3]heptane Using HRMS and NMR". J. Chromatogr. A, 2021, 1421, 2869-2896.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2022, 2416, (9), 2629-2657.