发明人陈志强,李文辉,周伟. "Method for the Synthesis of Ethyl (E)-2-cyano-3-methyl-4-(4-nitrophenyl)but-2-enoate" [P]. 中国发明专利, 专利号 CN 113773870 B, 授权公告日 2015-09-03.
发明人刘建华,何建平,孙丽萍. "A Process for Preparing High-Purity Ethyl (E)-2-cyano-3-methyl-4-(4-nitrophenyl)but-2-enoate" [P]. 中国发明专利, 专利号 CN 108928730 A, 授权公告日 2020-09-14.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2014, 1975, (1), 6137-6163.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2023, 681, 8759-8764.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl (E)-2-cyano-3-methyl-4-(4-nitrophenyl)but-2-enoate Using HRMS and NMR". Biomed. Chromatogr., 2019, 1823, (2), 6481-6490.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2017, 550, (6), 8266-8294.