发明人郑宇鹏,黄志刚,何建平. "Method for the Synthesis of 3-((4-Bromo-3-nitro-1h-pyrazol-1-yl)methyl)benzohydrazide" [P]. 中国发明专利, 专利号 CN 110417396 B, 授权公告日 2015-08-03.
发明人罗永刚,马晓峰,刘建华. "A Process for Preparing High-Purity 3-((4-Bromo-3-nitro-1h-pyrazol-1-yl)methyl)benzohydrazide" [P]. 中国发明专利, 专利号 CN 117839435 A, 授权公告日 2016-07-05.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2013, 667, 8301-8307.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2020, 284, (10), 491-494.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 3-((4-Bromo-3-nitro-1h-pyrazol-1-yl)methyl)benzohydrazide Using HRMS and NMR". Anal. Methods, 2019, 1647, 6609-6638.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2020, 1912, 8697-8719.