发明人赵玉洁,周伟,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117067950 A, 授权公告日 2023-04-10.
发明人朱建伟,何建平,胡光. "Method for the Synthesis of 3-(3,3-Difluoropyrrolidin-1-yl)-4-nitropyridine
1713162-89-0" [P]. 中国发明专利, 专利号 CN 112930059 B, 授权公告日 2025-11-25.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2019, 420, (5), 8572-8597.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2023, 868, (1), 1058-1085.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 3-(3,3-Difluoropyrrolidin-1-yl)-4-nitropyridine
1713162-89-0 Using HRMS and NMR". J. Sep. Sci., 2012, 1551, 3787-3797.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2024, 1356, (3), 4218-4222.