Nielsen H, Schröder R, Rossi M. "一种的合成方法" [P]. European Patent, EP 3573240 A1, 2018-01-12.
发明人钱学锋,赵玉洁,郭海燕. "Method for the Synthesis of Diimidazo[1,5-a:1,5-d]pyrazine-5,10-dione dihydrochloride" [P]. 中国发明专利, 专利号 CN 109305231 B, 授权公告日 2019-08-06.
发明人冯建国,杨光,郑宇鹏. "A Process for Preparing High-Purity Diimidazo[1,5-a:1,5-d]pyrazine-5,10-dione dihydrochloride" [P]. 中国发明专利, 专利号 CN 112994882 A, 授权公告日 2018-06-17.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2010, 744, (6), 9103-9114.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2018, 868, (5), 8142-8170.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of Diimidazo[1,5-a:1,5-d]pyrazine-5,10-dione dihydrochloride Using HRMS and NMR". J. Chromatogr. A, 2024, 1385, 4599-4617.