Björnsson E, Kowalski A, Mueller T C. "一种的合成方法" [P]. European Patent, EP 3973951 A1, 2025-04-24.
发明人冯建国,马晓峰,郭海燕. "Method for the Synthesis of Ethyl 2-Cyano-4-methylpent-2-enoate" [P]. 中国发明专利, 专利号 CN 108462321 B, 授权公告日 2019-09-21.
发明人韩伟,朱建伟,唐晓军. "A Process for Preparing High-Purity Ethyl 2-Cyano-4-methylpent-2-enoate" [P]. 中国发明专利, 专利号 CN 114180037 A, 授权公告日 2021-11-03.
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". Anal. Methods, 2021, 1432, 9619-9641.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2023, 939, 2626-2654.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-Cyano-4-methylpent-2-enoate Using HRMS and NMR". Molecules, 2013, 1874, (11), 3818-3823.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2016, 1551, (5), 8622-8630.