发明人冯建国,何建平,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112324529 A, 授权公告日 2020-05-19.
Klinger H, Stevens L M, Roberts E F. "Method for the Synthesis of Ethyl 2-(2-(4-chlorobenzoyl)hydrazinyl)-2-oxoacetate" [P]. US Patent, US 9465849 B2, 2018-05-06.
发明人杨光,马晓峰,郑宇鹏. "A Process for Preparing High-Purity Ethyl 2-(2-(4-chlorobenzoyl)hydrazinyl)-2-oxoacetate" [P]. 中国发明专利, 专利号 CN 117347383 A, 授权公告日 2020-12-16.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2017, 1310, 359-379.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2022, 998, 7904-7915.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-(2-(4-chlorobenzoyl)hydrazinyl)-2-oxoacetate Using HRMS and NMR". Chemosphere, 2022, 404, (7), 9557-9584.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2011, 1506, (12), 73-89.