发明人钱学锋,刘建华,何建平. "Method for the Synthesis of (S)-2-Amino-3-methyl-N-((S)-1-methylpyrrolidin-3-yl)butanamide" [P]. 中国发明专利, 专利号 CN 112710987 A, 授权公告日 2015-11-21.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2012, 1894, (6), 3407-3410.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2025, 392, (1), 503-508.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of (S)-2-Amino-3-methyl-N-((S)-1-methylpyrrolidin-3-yl)butanamide Using HRMS and NMR". Sci. Total Environ., 2024, 1366, (5), 2312-2341.