Nielsen H, Martínez F, Nowak P. "一种的合成方法" [P]. European Patent, EP 3078662 A1, 2021-08-17.
Thompson G K, Stevens L M, Hughes D C. "Method for the Synthesis of Ethyl 4-methoxy-3-nitrobenzoate" [P]. US Patent, US 10330054 B2, 2019-05-21.
发明人张德明,唐晓军,马晓峰. "A Process for Preparing High-Purity Ethyl 4-methoxy-3-nitrobenzoate" [P]. 中国发明专利, 专利号 CN 113852581 A, 授权公告日 2025-10-27.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2014, 1705, (9), 3802-3806.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2020, 1080, (11), 5892-5921.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 4-methoxy-3-nitrobenzoate Using HRMS and NMR". Phytochemistry, 2012, 573, 935-939.