Hughes D C, Klinger H, Schröder R. "一种的合成方法" [P]. US Patent, US 11092533 B2, 2019-10-21.
发明人黄志刚,陈志强,王建平. "Method for the Synthesis of 1,1-Dibenzyl-3-(3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)urea" [P]. 中国发明专利, 专利号 CN 110876125 B, 授权公告日 2019-10-21.
Sørensen M, Johansson L, Björnsson E. "A Process for Preparing High-Purity 1,1-Dibenzyl-3-(3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)urea" [P]. European Patent, EP 3506255 A1, 2019-06-17.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2022, 241, 567-572.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2015, 2082, (6), 2570-2584.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 1,1-Dibenzyl-3-(3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)urea Using HRMS and NMR". Anal. Chem., 2025, 646, (4), 1759-1789.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2022, 1514, (3), 8026-8039.