发明人郭海燕,徐明华,林芳. "Method for the Synthesis of Ethyl 2,2-difluoro-2-(4-iodophenoxy)acetate" [P]. 中国发明专利, 专利号 CN 111360131 A, 授权公告日 2015-10-25.
发明人王建平,罗永刚,唐晓军. "A Process for Preparing High-Purity Ethyl 2,2-difluoro-2-(4-iodophenoxy)acetate" [P]. 中国发明专利, 专利号 CN 114720045 A, 授权公告日 2019-04-10.
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". Anal. Chim. Acta, 2021, 1334, 1546-1567.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2015, 765, (8), 2592-2612.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2,2-difluoro-2-(4-iodophenoxy)acetate Using HRMS and NMR". Anal. Chem., 2021, 1687, (7), 1197-1217.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2023, 1199, 19-37.