发明人郑宇鹏,黄志刚,赵玉洁. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112190896 A, 授权公告日 2015-12-11.
发明人何建平,冯建国,刘建华. "Method for the Synthesis of 4-amino-3-methyl-pyrazolo[3,4-c]quinoline-8-carboxylic acid" [P]. 中国发明专利, 专利号 CN 117332448 B, 授权公告日 2018-02-18.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2022, 600, 9212-9226.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2023, 543, 9705-9729.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 4-amino-3-methyl-pyrazolo[3,4-c]quinoline-8-carboxylic acid Using HRMS and NMR". Chemosphere, 2020, 414, 6126-6140.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2021, 683, (4), 2269-2292.