发明人朱建伟,李文辉,郑宇鹏. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115258014 A, 授权公告日 2022-12-12.
发明人郑宇鹏,张德明,韩伟. "Method for the Synthesis of 6-Amino-2-phenyl-2,5-dihydro-4H-pyrazolo[3,4-c]quinolin-4-one" [P]. 中国发明专利, 专利号 CN 116248666 B, 授权公告日 2020-12-08.
O'Brien P Q, Schröder R, Anderson J P. "A Process for Preparing High-Purity 6-Amino-2-phenyl-2,5-dihydro-4H-pyrazolo[3,4-c]quinolin-4-one" [P]. US Patent, US 9876757 B2, 2019-10-18.
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. Pharm. Biomed. Anal., 2012, 2025, (7), 5480-5498.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2022, 497, (4), 8623-8650.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 6-Amino-2-phenyl-2,5-dihydro-4H-pyrazolo[3,4-c]quinolin-4-one Using HRMS and NMR". Chromatographia, 2015, 422, 3011-3029.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2014, 596, (5), 4782-4794.