Fischer A B, Stevens L M, Johnson M A. "一种的合成方法" [P]. US Patent, US 9728488 B2, 2019-06-14.
发明人张德明,韩伟,刘建华. "Method for the Synthesis of (S)-2-Methyl-2-(5-oxopyrrolidine-2-carboxamido)propanoic acid" [P]. 中国发明专利, 专利号 CN 111323983 B, 授权公告日 2017-01-10.
参考文献 Literature
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Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2021, 2065, (9), 4836-4860.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of (S)-2-Methyl-2-(5-oxopyrrolidine-2-carboxamido)propanoic acid Using HRMS and NMR". J. Sep. Sci., 2024, 451, (1), 2531-2548.