发明人郭海燕,张德明,李文辉. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114887598 A, 授权公告日 2017-05-23.
发明人唐晓军,何建平,黄志刚. "Method for the Synthesis of (Z)-3-(5-(4-hydroxy-3-methoxybenzylidene)-4-oxo-2-thioxothiazolidin-3-yl)benzoic acid" [P]. 中国发明专利, 专利号 CN 110453971 B, 授权公告日 2025-01-10.
Yamamoto T, Schröder R, Fischer A B. "A Process for Preparing High-Purity (Z)-3-(5-(4-hydroxy-3-methoxybenzylidene)-4-oxo-2-thioxothiazolidin-3-yl)benzoic acid" [P]. US Patent, US 9705276 B2, 2018-06-07.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2012, 1521, (7), 6822-6844.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2013, 1843, (3), 795-798.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of (Z)-3-(5-(4-hydroxy-3-methoxybenzylidene)-4-oxo-2-thioxothiazolidin-3-yl)benzoic acid Using HRMS and NMR". J. Pharm. Biomed. Anal., 2011, 769, 3842-3851.