发明人赵玉洁,胡光,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108620459 A, 授权公告日 2023-07-13.
发明人黄志刚,郭海燕,何建平. "Method for the Synthesis of Saxagliptin Impurity 24" [P]. 中国发明专利, 专利号 CN 113855966 B, 授权公告日 2023-02-06.
Davis P L, Williams B T, Lee S K. "A Process for Preparing High-Purity Saxagliptin Impurity 24" [P]. US Patent, US 11920192 B2, 2022-05-22.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2011, 1970, (4), 4485-4489.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2015, 1556, 2872-2878.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of Saxagliptin Impurity 24 Using HRMS and NMR". Chemosphere, 2014, 2413, (9), 5207-5237.