Chen K W, Brown S R, Hughes D C. "一种的合成方法" [P]. US Patent, US 10151245 B2, 2024-08-12.
发明人林芳,孙丽萍,李文辉. "Method for the Synthesis of 3-(2-Methoxyphenyl)-1,1-dimethylurea" [P]. 中国发明专利, 专利号 CN 111978679 A, 授权公告日 2021-08-02.
O'Brien P Q, Davis P L, Lee S K. "A Process for Preparing High-Purity 3-(2-Methoxyphenyl)-1,1-dimethylurea" [P]. US Patent, US 9320784 B2, 2023-08-18.
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". J. Sep. Sci., 2021, 901, (10), 3725-3729.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2023, 2083, 1163-1166.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 3-(2-Methoxyphenyl)-1,1-dimethylurea Using HRMS and NMR". Phytochemistry, 2012, 1647, 9227-9256.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2018, 1983, (11), 3736-3758.