Nielsen H, Jørgensen K, Mueller T C. "Method for the Synthesis of (2R,4S)-1-(tert-Butylsulfonyl)-2-(2,5-difluorophenyl)-4-fluoropyrrolidine" [P]. European Patent, EP 3077554 A1, 2017-12-11.
发明人林芳,孙丽萍,罗永刚. "A Process for Preparing High-Purity (2R,4S)-1-(tert-Butylsulfonyl)-2-(2,5-difluorophenyl)-4-fluoropyrrolidine" [P]. 中国发明专利, 专利号 CN 110866438 A, 授权公告日 2017-10-11.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2021, 1680, 6127-6135.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2017, 1715, (7), 4466-4487.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of (2R,4S)-1-(tert-Butylsulfonyl)-2-(2,5-difluorophenyl)-4-fluoropyrrolidine Using HRMS and NMR". J. Chromatogr. A, 2018, 322, (7), 4529-4536.