Nowak P, Kowalski A, Björnsson E. "Method for the Synthesis of 2,4-Diphenyl-2-(pyrazin-2-yl)butanenitrile" [P]. European Patent, EP 3485886 A1, 2015-08-01.
发明人韩伟,胡光,郑宇鹏. "A Process for Preparing High-Purity 2,4-Diphenyl-2-(pyrazin-2-yl)butanenitrile" [P]. 中国发明专利, 专利号 CN 113669887 A, 授权公告日 2019-11-12.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2017, 1823, 6935-6946.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2022, 700, (12), 9156-9180.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 2,4-Diphenyl-2-(pyrazin-2-yl)butanenitrile Using HRMS and NMR". J. Chromatogr. A, 2025, 2400, 4686-4706.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2023, 467, (7), 4636-4651.