发明人高志强,杨光,刘建华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117242896 A, 授权公告日 2020-11-07.
发明人钱学锋,刘建华,郭海燕. "Method for the Synthesis of (S)-Di-tert-Butyl 2-(4-fluoro-2-methylphenyl)piperazine-1,4-dicarboxylate" [P]. 中国发明专利, 专利号 CN 115590519 A, 授权公告日 2022-07-24.
发明人高志强,黄志刚,唐晓军. "A Process for Preparing High-Purity (S)-Di-tert-Butyl 2-(4-fluoro-2-methylphenyl)piperazine-1,4-dicarboxylate" [P]. 中国发明专利, 专利号 CN 109265721 B, 授权公告日 2024-05-25.
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. Sep. Sci., 2019, 1293, 1111-1136.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2017, 207, 9619-9646.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of (S)-Di-tert-Butyl 2-(4-fluoro-2-methylphenyl)piperazine-1,4-dicarboxylate Using HRMS and NMR". Chromatographia, 2012, 2078, (8), 8784-8787.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2017, 2022, 401-410.