O'Brien P Q, Hughes D C, Lee S K. "Method for the Synthesis of tert-Butyl 4-((2-aminopyridin-3-yl)amino)piperidine-1-carboxylate" [P]. US Patent, US 11724831 B2, 2015-06-24.
Johansson L, Martínez F, Rossi M. "A Process for Preparing High-Purity tert-Butyl 4-((2-aminopyridin-3-yl)amino)piperidine-1-carboxylate" [P]. European Patent, EP 3287866 A1, 2020-02-05.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of 4-(2-氨基吡啶-3-基氨基)哌啶-1-羧酸叔丁酯 in Pharmaceutical Formulations". Anal. Methods, 2010, 921, 3498-3520.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-(2-氨基吡啶-3-基氨基)哌啶-1-羧酸叔丁酯 as an Impurity". Chemosphere, 2017, 598, (6), 5312-5327.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl 4-((2-aminopyridin-3-yl)amino)piperidine-1-carboxylate Using HRMS and NMR". J. Chromatogr. A, 2012, 433, (12), 9441-9469.