Jørgensen K, Martínez F, Johansson L. "一种4-(氮杂环丁烷-3-基)哌嗪-2-酮盐酸盐的合成方法" [P]. European Patent, EP 3076113 A1, 2016-10-06.
Sørensen M, Jørgensen K, Kowalski A. "Method for the Synthesis of 4-(Azetidin-3-yl)piperazin-2-one hydrochloride" [P]. European Patent, EP 3278702 A1, 2024-08-18.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of 4-(氮杂环丁烷-3-基)哌嗪-2-酮盐酸盐 in Pharmaceutical Formulations". Talanta, 2022, 601, 2128-2134.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-(氮杂环丁烷-3-基)哌嗪-2-酮盐酸盐 as an Impurity". Biomed. Chromatogr., 2014, 710, (7), 6169-6198.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 4-(Azetidin-3-yl)piperazin-2-one hydrochloride Using HRMS and NMR". J. Chromatogr. A, 2019, 1238, (7), 3004-3033.