Hughes D C, Thompson G K, Mueller T. "一种1-(4-ETHOXYPHENYL)-3-METHYLUREA的合成方法" [P]. US Patent, US 11413069 B2, 2025-11-18.
发明人韩伟,黄志刚,郭海燕. "Method for the Synthesis of 1-(4-ETHOXYPHENYL)-3-METHYLUREA" [P]. 中国发明专利, 专利号 CN 108045602 A, 授权公告日 2019-12-13.
发明人赵玉洁,沈红梅,陈志强. "A Process for Preparing High-Purity 1-(4-ETHOXYPHENYL)-3-METHYLUREA" [P]. 中国发明专利, 专利号 CN 109340448 B, 授权公告日 2023-09-25.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of 1-(4-ETHOXYPHENYL)-3-METHYLUREA in Pharmaceutical Formulations". J. Chromatogr. A, 2016, 1409, 9442-9452.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of 1-(4-ETHOXYPHENYL)-3-METHYLUREA as an Impurity". Anal. Chim. Acta, 2020, 1499, (2), 9165-9193.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 1-(4-ETHOXYPHENYL)-3-METHYLUREA Using HRMS and NMR". Talanta, 2011, 808, (1), 9242-9259.