Fischer A B, Klinger H, Lee S K. "一种的合成方法" [P]. US Patent, US 10788604 B2, 2015-01-24.
发明人何建平,林芳,王建平. "Method for the Synthesis of Dimethyl 9-hydroxy-4-oxo-4,10-dihydrophenazine-1,6-dicarboxylate" [P]. 中国发明专利, 专利号 CN 110451610 B, 授权公告日 2018-08-04.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2019, 1268, (1), 7525-7536.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2012, 1976, 738-754.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of Dimethyl 9-hydroxy-4-oxo-4,10-dihydrophenazine-1,6-dicarboxylate Using HRMS and NMR". Anal. Chem., 2013, 102, 4211-4229.