Kowalski A, Nielsen H, Martínez F. "Method for the Synthesis of tert-butyl (2S,5S)-2,5-dimethylpiperazine-1-carboxylate" [P]. European Patent, EP 3451592 A1, 2024-03-14.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2021, 754, (12), 9847-9859.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2019, 1303, (11), 8187-8190.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of tert-butyl (2S,5S)-2,5-dimethylpiperazine-1-carboxylate Using HRMS and NMR". Anal. Chim. Acta, 2012, 463, 5914-5926.