Kowalski A, Schröder R, Martínez F. "一种的合成方法" [P]. European Patent, EP 3074486 A1, 2024-05-21.
Nowak P, Sørensen M, Kowalski A. "Method for the Synthesis of (R)-7-Amino-5-benzyl-5-azaspiro[2.4]heptan-4-one" [P]. European Patent, EP 3942774 A1, 2017-10-09.
Mueller T, Schröder R, Fischer A B. "A Process for Preparing High-Purity (R)-7-Amino-5-benzyl-5-azaspiro[2.4]heptan-4-one" [P]. US Patent, US 9530202 B2, 2020-07-07.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2013, 1549, (10), 1995-2009.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2010, 2241, (4), 6141-6162.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of (R)-7-Amino-5-benzyl-5-azaspiro[2.4]heptan-4-one Using HRMS and NMR". J. Pharm. Biomed. Anal., 2014, 517, (1), 3331-3361.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2017, 2220, 3663-3691.