Williams B T, Mueller T, Patel M V. "一种的合成方法" [P]. US Patent, US 10187461 B2, 2015-08-13.
Schröder R, Jørgensen K, Sørensen M. "Method for the Synthesis of Ethyl (2S,5R)-5-cyanopyrrolidine-2-carboxylate" [P]. European Patent, EP 3591814 A1, 2021-04-16.
发明人沈红梅,何建平,黄志刚. "A Process for Preparing High-Purity Ethyl (2S,5R)-5-cyanopyrrolidine-2-carboxylate" [P]. 中国发明专利, 专利号 CN 116570729 B, 授权公告日 2017-09-19.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2011, 635, (2), 2266-2281.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2023, 123, 1055-1084.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl (2S,5R)-5-cyanopyrrolidine-2-carboxylate Using HRMS and NMR". J. Chromatogr. A, 2018, 695, (10), 4163-4191.