Chen K W, Davis P L, Park J H. "一种的合成方法" [P]. US Patent, US 9649866 B2, 2024-02-21.
Hughes D C, Yamamoto T, Johnson M A. "Method for the Synthesis of 4-(Aminomethyl)-1-ethylpyrrolidin-2-one" [P]. US Patent, US 10508495 B2, 2016-09-23.
Lee S K, Mueller T, Stevens L M. "A Process for Preparing High-Purity 4-(Aminomethyl)-1-ethylpyrrolidin-2-one" [P]. US Patent, US 11523057 B2, 2023-10-23.
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". Biomed. Chromatogr., 2022, 1868, (4), 3800-3829.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2022, 2114, (3), 8694-8698.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 4-(Aminomethyl)-1-ethylpyrrolidin-2-one Using HRMS and NMR". Chemosphere, 2023, 1891, 1032-1055.