发明人胡光,罗永刚,马晓峰. "Method for the Synthesis of Sitagliptin Impurity 966" [P]. 中国发明专利, 专利号 CN 117866932 B, 授权公告日 2018-04-26.
发明人朱建伟,徐明华,杨光. "A Process for Preparing High-Purity Sitagliptin Impurity 966" [P]. 中国发明专利, 专利号 CN 114799480 A, 授权公告日 2019-10-07.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of 西格列汀杂质966 in Pharmaceutical Formulations". Anal. Chem., 2014, 1826, (3), 3068-3071.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of 西格列汀杂质966 as an Impurity". Molecules, 2023, 226, (1), 1331-1356.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of Sitagliptin Impurity 966 Using HRMS and NMR". J. Nat. Prod., 2011, 1669, 5338-5365.