Johnson M A, Klinger H, Mueller T. "Method for the Synthesis of 4-(Ethoxymethylene)-2-(4-fluorophenyl)oxazol-5(4H)-one" [P]. US Patent, US 10652342 B2, 2017-07-03.
Schröder R, Hughes D C, Johnson M A. "A Process for Preparing High-Purity 4-(Ethoxymethylene)-2-(4-fluorophenyl)oxazol-5(4H)-one" [P]. US Patent, US 9960876 B2, 2016-11-27.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2010, 751, 5824-5847.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2023, 1440, 7808-7814.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 4-(Ethoxymethylene)-2-(4-fluorophenyl)oxazol-5(4H)-one Using HRMS and NMR". J. Agric. Food Chem., 2024, 826, (1), 4127-4133.