Mueller T C, Martínez F, Schröder R. "Method for the Synthesis of (S)-2-Amino-N-((R)-1-benzyl-piperidin-3-yl)-N-ethyl-propionamide" [P]. European Patent, EP 3831857 A1, 2018-03-24.
Fischer A B, Schröder R, Anderson J P. "A Process for Preparing High-Purity (S)-2-Amino-N-((R)-1-benzyl-piperidin-3-yl)-N-ethyl-propionamide" [P]. US Patent, US 9573996 B2, 2023-11-02.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2015, 304, 8391-8398.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2011, 1892, (11), 2674-2678.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of (S)-2-Amino-N-((R)-1-benzyl-piperidin-3-yl)-N-ethyl-propionamide Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2011, 149, 8266-8295.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2019, 244, 8302-8318.