发明人王建平,刘建华,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115469579 A, 授权公告日 2024-01-12.
发明人周伟,陈志强,黄志刚. "Method for the Synthesis of 1-Ethyl-4-(piperazin-1-yl)piperidine-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113317419 A, 授权公告日 2020-02-06.
发明人刘建华,唐晓军,陈志强. "A Process for Preparing High-Purity 1-Ethyl-4-(piperazin-1-yl)piperidine-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111982445 B, 授权公告日 2023-01-28.
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". Talanta, 2018, 2309, (7), 1043-1064.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2016, 1525, 5529-5547.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 1-Ethyl-4-(piperazin-1-yl)piperidine-4-carboxylic acid Using HRMS and NMR". Chromatographia, 2024, 1467, (11), 3658-3675.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2016, 1256, (10), 2070-2092.