Williams B T, Johnson M A, Kumar R. "Method for the Synthesis of tert-Butyl 4-amino-4-cyclopentylpiperidine-1-carboxylate" [P]. US Patent, US 10588702 B2, 2015-10-22.
Nielsen H, Mueller T C, Lefèvre J P. "A Process for Preparing High-Purity tert-Butyl 4-amino-4-cyclopentylpiperidine-1-carboxylate" [P]. European Patent, EP 3607256 A1, 2023-04-17.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2013, 1989, 1604-1625.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2012, 1428, (11), 3220-3239.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl 4-amino-4-cyclopentylpiperidine-1-carboxylate Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2025, 1278, 2322-2338.