发明人王建平,孙丽萍,赵玉洁. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112294864 A, 授权公告日 2023-08-20.
发明人李文辉,马晓峰,孙丽萍. "Method for the Synthesis of 1-(3,4-Dimethoxybenzyl)-3-phenylurea" [P]. 中国发明专利, 专利号 CN 117382446 B, 授权公告日 2024-02-14.
发明人林芳,郑宇鹏,朱建伟. "A Process for Preparing High-Purity 1-(3,4-Dimethoxybenzyl)-3-phenylurea" [P]. 中国发明专利, 专利号 CN 111415679 B, 授权公告日 2024-10-05.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2022, 2161, (7), 3499-3513.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2014, 1913, (7), 7968-7975.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 1-(3,4-Dimethoxybenzyl)-3-phenylurea Using HRMS and NMR". Sci. Total Environ., 2019, 1907, (10), 8276-8303.