发明人钱学锋,黄志刚,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114342886 A, 授权公告日 2019-03-08.
发明人冯建国,郭海燕,钱学锋. "Method for the Synthesis of 6-Bromo-2-(4-bromophenyl)-5-methyl-2H-indazole-4,7-dione" [P]. 中国发明专利, 专利号 CN 116704653 B, 授权公告日 2019-03-04.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2017, 425, (8), 4120-4140.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2014, 1560, (12), 7712-7733.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 6-Bromo-2-(4-bromophenyl)-5-methyl-2H-indazole-4,7-dione Using HRMS and NMR". J. Chromatogr. A, 2017, 1676, (1), 8866-8890.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2015, 1514, (2), 6010-6016.