发明人郑宇鹏,刘建华,杨光. "Method for the Synthesis of 5-Cyclopropoxy-4-(methylsulfonamido)nicotinamide" [P]. 中国发明专利, 专利号 CN 110395667 B, 授权公告日 2016-07-04.
发明人刘建华,郭海燕,朱建伟. "A Process for Preparing High-Purity 5-Cyclopropoxy-4-(methylsulfonamido)nicotinamide" [P]. 中国发明专利, 专利号 CN 111581893 B, 授权公告日 2022-12-07.
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". Sci. Total Environ., 2018, 1827, (4), 3460-3484.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2014, 1559, 3512-3526.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 5-Cyclopropoxy-4-(methylsulfonamido)nicotinamide Using HRMS and NMR". Anal. Methods, 2012, 2291, (9), 413-418.