Davis P L, Anderson J P, Fischer A B. "一种的合成方法" [P]. US Patent, US 9510865 B2, 2015-03-04.
发明人孙丽萍,沈红梅,郭海燕. "Method for the Synthesis of 4-(2,2,2-Trifluoroethoxy)benzofuran-6-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114165960 A, 授权公告日 2020-05-24.
发明人杨光,罗永刚,孙丽萍. "A Process for Preparing High-Purity 4-(2,2,2-Trifluoroethoxy)benzofuran-6-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111631493 A, 授权公告日 2024-12-08.
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". Molecules, 2015, 947, (10), 302-325.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2020, 2371, (6), 504-526.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 4-(2,2,2-Trifluoroethoxy)benzofuran-6-carboxylic acid Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2019, 2131, (7), 1359-1382.