Kowalski A, Rossi M, Sørensen M. "一种沙格列汀杂质8的合成方法" [P]. European Patent, EP 3676201 A1, 2017-02-21.
发明人孙丽萍,王建平,郑宇鹏. "Method for the Synthesis of Saxagliptin Impurity 8" [P]. 中国发明专利, 专利号 CN 109570292 B, 授权公告日 2016-07-08.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of 沙格列汀杂质8 in Pharmaceutical Formulations". Phytochemistry, 2011, 630, (6), 9160-9183.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of 沙格列汀杂质8 as an Impurity". Chemosphere, 2018, 1169, (6), 3828-3837.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of Saxagliptin Impurity 8 Using HRMS and NMR". Anal. Chim. Acta, 2021, 2037, (5), 764-789.