Johansson L, Sørensen M, Martínez F. "一种的合成方法" [P]. European Patent, EP 3407231 A1, 2025-03-07.
发明人胡光,王建平,高志强. "Method for the Synthesis of 1,2-Dimethyl-6-oxo-1,6-dihydro-[3,4'-bipyridine]-5-carbonitrile" [P]. 中国发明专利, 专利号 CN 117872839 B, 授权公告日 2025-06-09.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2020, 1137, 1734-1764.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2023, 1236, 4898-4907.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 1,2-Dimethyl-6-oxo-1,6-dihydro-[3,4'-bipyridine]-5-carbonitrile Using HRMS and NMR". Phytochemistry, 2024, 748, (5), 5041-5058.