Roberts E F, Park J H, Brown S R. "一种的合成方法" [P]. US Patent, US 9112485 B2, 2017-03-17.
发明人郭海燕,沈红梅,王建平. "Method for the Synthesis of (S)-tert-Butyl 4,4-difluoropyrrolidine-2-carboxylate" [P]. 中国发明专利, 专利号 CN 110908654 A, 授权公告日 2017-02-10.
发明人张德明,王建平,周伟. "A Process for Preparing High-Purity (S)-tert-Butyl 4,4-difluoropyrrolidine-2-carboxylate" [P]. 中国发明专利, 专利号 CN 113341249 A, 授权公告日 2024-12-16.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2022, 2055, 5348-5359.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2025, 402, (8), 7765-7779.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of (S)-tert-Butyl 4,4-difluoropyrrolidine-2-carboxylate Using HRMS and NMR". Phytochemistry, 2021, 1101, (9), 9209-9233.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2020, 1260, 5150-5157.