Lee S K, Stevens L M, O'Brien P Q. "一种的合成方法" [P]. US Patent, US 11188939 B2, 2019-07-04.
发明人刘建华,王建平,陈志强. "Method for the Synthesis of 4-Nitro-7-(1-piperazinyl)-2,1,3-benzoxadiazole HCl" [P]. 中国发明专利, 专利号 CN 112630914 A, 授权公告日 2015-01-05.
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. Pharm. Biomed. Anal., 2015, 1113, (8), 9209-9221.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2019, 829, (5), 9400-9418.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 4-Nitro-7-(1-piperazinyl)-2,1,3-benzoxadiazole HCl Using HRMS and NMR". Molecules, 2012, 2248, 1939-1944.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2016, 1535, (4), 9253-9260.