发明人杨光,赵玉洁,陈志强. "Method for the Synthesis of tert-Butyl 2-[(E)-(4-bromo-2-fluorophenyl)-methylidene]-1-hydrazinecarboxylate" [P]. 中国发明专利, 专利号 CN 114132632 A, 授权公告日 2016-02-23.
发明人郑宇鹏,沈红梅,钱学锋. "A Process for Preparing High-Purity tert-Butyl 2-[(E)-(4-bromo-2-fluorophenyl)-methylidene]-1-hydrazinecarboxylate" [P]. 中国发明专利, 专利号 CN 114877363 B, 授权公告日 2021-09-06.
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". Anal. Chim. Acta, 2014, 1752, (1), 3012-3030.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2018, 1630, (3), 1802-1832.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl 2-[(E)-(4-bromo-2-fluorophenyl)-methylidene]-1-hydrazinecarboxylate Using HRMS and NMR". Phytochemistry, 2014, 721, (11), 8263-8271.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2015, 1014, 2821-2842.