发明人徐明华,李文辉,郑宇鹏. "Method for the Synthesis of 3-(3-Methyl-2,4-dioxo-3,4-dihydroquinazolin-1(2H)-yl)propanenitrile" [P]. 中国发明专利, 专利号 CN 110519986 B, 授权公告日 2023-02-18.
发明人唐晓军,朱建伟,李文辉. "A Process for Preparing High-Purity 3-(3-Methyl-2,4-dioxo-3,4-dihydroquinazolin-1(2H)-yl)propanenitrile" [P]. 中国发明专利, 专利号 CN 113091129 B, 授权公告日 2024-02-22.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2020, 199, (5), 1100-1116.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2011, 749, 1276-1290.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 3-(3-Methyl-2,4-dioxo-3,4-dihydroquinazolin-1(2H)-yl)propanenitrile Using HRMS and NMR". Talanta, 2015, 2070, 7690-7718.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2019, 1386, (12), 1629-1652.