Klinger H, Schröder R, Hughes D C. "一种的合成方法" [P]. US Patent, US 9150716 B2, 2020-08-16.
Anderson J P, Roberts E F, Chen K W. "Method for the Synthesis of tert-Butyl 4-((6-chloropyridin-3-yl)methyl)piperazine-1-carboxylate" [P]. US Patent, US 10701872 B2, 2023-10-28.
Kumar R, Anderson J P, Williams B T. "A Process for Preparing High-Purity tert-Butyl 4-((6-chloropyridin-3-yl)methyl)piperazine-1-carboxylate" [P]. US Patent, US 11341181 B2, 2018-01-20.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2013, 1269, (7), 2420-2434.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2011, 1749, 2519-2536.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl 4-((6-chloropyridin-3-yl)methyl)piperazine-1-carboxylate Using HRMS and NMR". Chromatographia, 2015, 207, (11), 608-627.