发明人杨光,罗永刚,徐明华. "Method for the Synthesis of Methyl 3-(4-cyanobenzamido)thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 111376722 A, 授权公告日 2019-04-14.
发明人周伟,郑宇鹏,郭海燕. "A Process for Preparing High-Purity Methyl 3-(4-cyanobenzamido)thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 114450605 B, 授权公告日 2025-02-19.
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". Biomed. Chromatogr., 2013, 1008, (9), 3712-3717.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2024, 1664, 7190-7193.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 3-(4-cyanobenzamido)thiophene-2-carboxylate Using HRMS and NMR". Chromatographia, 2013, 1450, 7458-7477.