发明人郭海燕,陈志强,刘建华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109692060 A, 授权公告日 2019-03-01.
发明人唐晓军,马晓峰,郑宇鹏. "Method for the Synthesis of 2-Butenedioic acid (2E)-, 1,4-dibutyl ester, polymer with ethenyl acetate" [P]. 中国发明专利, 专利号 CN 108787461 A, 授权公告日 2024-04-09.
发明人李文辉,刘建华,郭海燕. "A Process for Preparing High-Purity 2-Butenedioic acid (2E)-, 1,4-dibutyl ester, polymer with ethenyl acetate" [P]. 中国发明专利, 专利号 CN 113277694 A, 授权公告日 2022-07-28.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2014, 1219, (3), 8994-9018.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2023, 1249, 2412-2435.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 2-Butenedioic acid (2E)-, 1,4-dibutyl ester, polymer with ethenyl acetate Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2022, 2239, (3), 7301-7311.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2014, 1665, 2627-2650.