Martínez F, Nielsen H, Kowalski A. "一种的合成方法" [P]. European Patent, EP 3761216 A1, 2022-01-27.
发明人郑宇鹏,李文辉,唐晓军. "Method for the Synthesis of 2-(3,4-DImethoxyphenyl)-3-hydroxyquinolin-4(2h)-one" [P]. 中国发明专利, 专利号 CN 115069099 A, 授权公告日 2019-07-16.
发明人钱学锋,唐晓军,周伟. "A Process for Preparing High-Purity 2-(3,4-DImethoxyphenyl)-3-hydroxyquinolin-4(2h)-one" [P]. 中国发明专利, 专利号 CN 116869221 A, 授权公告日 2022-08-10.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2017, 144, 874-901.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2014, 1307, (2), 4926-4941.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 2-(3,4-DImethoxyphenyl)-3-hydroxyquinolin-4(2h)-one Using HRMS and NMR". Talanta, 2020, 2345, (10), 3931-3956.