发明人胡光,周伟,王建平. "一种1,3-二苯基脲的合成方法" [P]. 中国发明专利, 专利号 CN 108245283 A, 授权公告日 2016-11-19.
发明人徐明华,罗永刚,朱建伟. "Method for the Synthesis of N,N'-Diphenylurea" [P]. 中国发明专利, 专利号 CN 111352698 A, 授权公告日 2019-10-02.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of 1,3-二苯基脲 in Pharmaceutical Formulations". Chromatographia, 2020, 383, 6994-6997.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of 1,3-二苯基脲 as an Impurity". J. Chromatogr. A, 2019, 965, (3), 2549-2557.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of N,N'-Diphenylurea Using HRMS and NMR". Anal. Chim. Acta, 2014, 2258, (4), 4530-4536.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate 1,3-二苯基脲 Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2011, 746, 7294-7316.