发明人孙丽萍,郭海燕,冯建国. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113838287 A, 授权公告日 2021-01-17.
发明人王建平,钱学锋,黄志刚. "Method for the Synthesis of Ethyl 2-(3-chloro-4-fluorophenyl)-2,2-difluoroacetate" [P]. 中国发明专利, 专利号 CN 116800959 A, 授权公告日 2025-05-22.
发明人赵玉洁,沈红梅,何建平. "A Process for Preparing High-Purity Ethyl 2-(3-chloro-4-fluorophenyl)-2,2-difluoroacetate" [P]. 中国发明专利, 专利号 CN 111624322 A, 授权公告日 2025-04-05.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2021, 1047, (4), 7397-7422.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2015, 562, (9), 2482-2503.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-(3-chloro-4-fluorophenyl)-2,2-difluoroacetate Using HRMS and NMR". J. Sep. Sci., 2022, 2197, 202-232.