发明人杨光,胡光,赵玉洁. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110032416 A, 授权公告日 2018-08-19.
Johansson L, Björnsson E, Schröder R. "Method for the Synthesis of 6-bromo-4-chloro-1,3-dihydrobenzimidazol-2-one" [P]. European Patent, EP 3855418 A1, 2016-08-09.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2010, 1050, (3), 3401-3420.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2014, 2029, 4052-4056.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 6-bromo-4-chloro-1,3-dihydrobenzimidazol-2-one Using HRMS and NMR". Talanta, 2015, 486, 9130-9153.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2015, 498, 5411-5415.