Kumar R, Johnson M A, Hughes D C. "Method for the Synthesis of 3-tert-Butyl-1-(1-methyl-2-oxo-5-phenyl-2,3-dihydro-1H-1,4-benzodiazepin-3-yl)urea" [P]. US Patent, US 11553479 B2, 2016-01-10.
发明人韩伟,冯建国,徐明华. "A Process for Preparing High-Purity 3-tert-Butyl-1-(1-methyl-2-oxo-5-phenyl-2,3-dihydro-1H-1,4-benzodiazepin-3-yl)urea" [P]. 中国发明专利, 专利号 CN 115950390 A, 授权公告日 2015-02-05.
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". Anal. Methods, 2017, 636, 7337-7360.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2011, 325, (9), 2220-2227.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 3-tert-Butyl-1-(1-methyl-2-oxo-5-phenyl-2,3-dihydro-1H-1,4-benzodiazepin-3-yl)urea Using HRMS and NMR". Food Chem., 2020, 1929, (9), 5106-5111.