发明人孙丽萍,郭海燕,徐明华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117282306 A, 授权公告日 2022-09-13.
发明人朱建伟,马晓峰,赵玉洁. "Method for the Synthesis of 4,6-Dimethoxy-1H-pyrrolo[2,3-b]pyridin-2(3H)-one" [P]. 中国发明专利, 专利号 CN 110415541 A, 授权公告日 2020-05-16.
发明人周伟,郑宇鹏,赵玉洁. "A Process for Preparing High-Purity 4,6-Dimethoxy-1H-pyrrolo[2,3-b]pyridin-2(3H)-one" [P]. 中国发明专利, 专利号 CN 115751159 B, 授权公告日 2023-10-20.
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". Environ. Sci. Technol., 2017, 1191, (4), 5782-5806.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2021, 575, 1646-1654.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 4,6-Dimethoxy-1H-pyrrolo[2,3-b]pyridin-2(3H)-one Using HRMS and NMR". Talanta, 2010, 248, (11), 3176-3185.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2012, 2221, (3), 7670-7685.