Yamamoto T, Fischer A B, Davis P L. "一种的合成方法" [P]. US Patent, US 11292377 B2, 2015-01-21.
发明人唐晓军,冯建国,钱学锋. "Method for the Synthesis of (E)-4-((4-(azepan-1-ylsulfonyl)phenyl)amino)-4-oxobut-2-enoic acid" [P]. 中国发明专利, 专利号 CN 108507923 B, 授权公告日 2017-11-12.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2019, 755, (5), 4188-4213.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2023, 1604, 9422-9444.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of (E)-4-((4-(azepan-1-ylsulfonyl)phenyl)amino)-4-oxobut-2-enoic acid Using HRMS and NMR". Anal. Chim. Acta, 2024, 84, 4682-4689.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2023, 1803, (12), 9257-9286.