发明人徐明华,韩伟,唐晓军. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112249500 A, 授权公告日 2015-11-01.
发明人杨光,郭海燕,罗永刚. "Method for the Synthesis of 6,7-Dimethoxy-4-oxo-1,4-dihydroquinoline-3-carbonitrile, 97%" [P]. 中国发明专利, 专利号 CN 108091641 B, 授权公告日 2017-10-23.
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". Phytochemistry, 2016, 2022, (10), 8395-8425.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2010, 1675, (2), 3057-3070.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 6,7-Dimethoxy-4-oxo-1,4-dihydroquinoline-3-carbonitrile, 97% Using HRMS and NMR". Biomed. Chromatogr., 2014, 613, (10), 2218-2238.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2022, 153, (4), 5768-5789.