发明人陈志强,杨光,唐晓军. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111648851 A, 授权公告日 2016-07-18.
发明人陈志强,赵玉洁,郑宇鹏. "Method for the Synthesis of 7-tert-Butyl 3-methyl 8,9-dihydro-5H-imidazo[1,5-d][1,4]diazepine-3,7(6H)-dicarboxylate" [P]. 中国发明专利, 专利号 CN 116203650 B, 授权公告日 2020-01-16.
发明人杨光,韩伟,钱学锋. "A Process for Preparing High-Purity 7-tert-Butyl 3-methyl 8,9-dihydro-5H-imidazo[1,5-d][1,4]diazepine-3,7(6H)-dicarboxylate" [P]. 中国发明专利, 专利号 CN 109680590 B, 授权公告日 2018-08-04.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2014, 1467, 1614-1632.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2019, 146, (10), 2694-2699.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 7-tert-Butyl 3-methyl 8,9-dihydro-5H-imidazo[1,5-d][1,4]diazepine-3,7(6H)-dicarboxylate Using HRMS and NMR". Biomed. Chromatogr., 2019, 2395, 55-66.