发明人王建平,周伟,郭海燕. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114889750 A, 授权公告日 2020-09-18.
Schröder R, Sørensen M, Mueller T C. "Method for the Synthesis of 4-(5-Amino-2-oxopyridin-1(2h)-yl)butanenitrile" [P]. European Patent, EP 3131248 A1, 2020-08-20.
Kowalski A, Lefèvre J P, Schröder R. "A Process for Preparing High-Purity 4-(5-Amino-2-oxopyridin-1(2h)-yl)butanenitrile" [P]. European Patent, EP 3528366 A1, 2021-07-14.
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". Anal. Chim. Acta, 2023, 969, 6468-6485.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2011, 625, (10), 1920-1933.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 4-(5-Amino-2-oxopyridin-1(2h)-yl)butanenitrile Using HRMS and NMR". Anal. Methods, 2020, 534, (10), 9224-9229.