发明人刘建华,罗永刚,杨光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108131172 A, 授权公告日 2015-08-09.
发明人杨光,马晓峰,黄志刚. "Method for the Synthesis of 4-{[(1Z)-2-cyano-2-(thiophen-2-yl)eth-1-en-1-yl]amino}benzoic acid" [P]. 中国发明专利, 专利号 CN 115775139 A, 授权公告日 2015-02-13.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2019, 1907, 6993-7015.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2019, 199, (2), 1053-1071.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 4-{[(1Z)-2-cyano-2-(thiophen-2-yl)eth-1-en-1-yl]amino}benzoic acid Using HRMS and NMR". Chromatographia, 2023, 797, (2), 5450-5473.