Björnsson E, Martínez F, Nielsen H. "一种2,2-二氟-2-(2-吡啶基)乙酸乙酯的合成方法" [P]. European Patent, EP 3965050 A1, 2017-08-20.
发明人钱学锋,朱建伟,黄志刚. "Method for the Synthesis of Ethyl 2,2-Difluoro-2-(2-pyridyl)acetate" [P]. 中国发明专利, 专利号 CN 111011849 B, 授权公告日 2021-12-21.
发明人刘建华,何建平,周伟. "A Process for Preparing High-Purity Ethyl 2,2-Difluoro-2-(2-pyridyl)acetate" [P]. 中国发明专利, 专利号 CN 115759417 A, 授权公告日 2018-07-24.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of 2,2-二氟-2-(2-吡啶基)乙酸乙酯 in Pharmaceutical Formulations". Anal. Chem., 2023, 945, 3782-3785.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2,2-二氟-2-(2-吡啶基)乙酸乙酯 as an Impurity". Chemosphere, 2022, 2240, 3368-3385.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2,2-Difluoro-2-(2-pyridyl)acetate Using HRMS and NMR". Chromatographia, 2021, 221, 2436-2464.