发明人林芳,郑宇鹏,杨光. "Method for the Synthesis of 4-Cyclopropoxy-5-formyl-N-methylpicolinamide" [P]. 中国发明专利, 专利号 CN 110544193 B, 授权公告日 2015-11-12.
发明人徐明华,周伟,林芳. "A Process for Preparing High-Purity 4-Cyclopropoxy-5-formyl-N-methylpicolinamide" [P]. 中国发明专利, 专利号 CN 114534423 A, 授权公告日 2021-10-19.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2010, 2437, (1), 174-179.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2023, 1678, (6), 4549-4572.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 4-Cyclopropoxy-5-formyl-N-methylpicolinamide Using HRMS and NMR". Chemosphere, 2011, 2163, 7291-7298.