发明人郭海燕,徐明华,王建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114793085 A, 授权公告日 2022-08-14.
发明人张德明,胡光,周伟. "Method for the Synthesis of (E)-5-((E)-1,3,3-trimethylindolin-2-ylidene)pent-3-en-2-one" [P]. 中国发明专利, 专利号 CN 116294208 B, 授权公告日 2015-03-25.
发明人马晓峰,赵玉洁,刘建华. "A Process for Preparing High-Purity (E)-5-((E)-1,3,3-trimethylindolin-2-ylidene)pent-3-en-2-one" [P]. 中国发明专利, 专利号 CN 111686902 B, 授权公告日 2015-09-02.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2017, 1087, (6), 9593-9604.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2015, 80, (1), 1816-1834.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of (E)-5-((E)-1,3,3-trimethylindolin-2-ylidene)pent-3-en-2-one Using HRMS and NMR". Biomed. Chromatogr., 2012, 1810, 3558-3574.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2023, 2343, (2), 483-505.