Schröder R, Hughes D C, Williams B T. "一种的合成方法" [P]. US Patent, US 10095660 B2, 2016-04-07.
Johnson M A, Chen K W, Davis P L. "Method for the Synthesis of Ethyl 3,5-dimethylbenzofuran-2-carboxylate" [P]. US Patent, US 11188194 B2, 2017-09-07.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2014, 1074, 7823-7840.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2022, 1141, (12), 8131-8145.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 3,5-dimethylbenzofuran-2-carboxylate Using HRMS and NMR". Chromatographia, 2010, 2100, (11), 2476-2480.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2023, 746, (4), 8985-8998.