发明人周伟,赵玉洁,孙丽萍. "Method for the Synthesis of Ethyl 5,5-Difluorohexanoate" [P]. 中国发明专利, 专利号 CN 116488553 A, 授权公告日 2023-09-04.
Johansson L, Kowalski A, Jørgensen K. "A Process for Preparing High-Purity Ethyl 5,5-Difluorohexanoate" [P]. European Patent, EP 3477416 A1, 2019-01-05.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2017, 1746, 803-814.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2017, 1084, (1), 1305-1327.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 5,5-Difluorohexanoate Using HRMS and NMR". J. Pharm. Biomed. Anal., 2020, 998, 4094-4114.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2025, 665, (11), 4752-4763.