发明人王建平,郭海燕,张德明. "Method for the Synthesis of Propafenone EP Impurity G" [P]. 中国发明专利, 专利号 CN 115728470 A, 授权公告日 2021-01-14.
发明人孙丽萍,韩伟,王建平. "A Process for Preparing High-Purity Propafenone EP Impurity G" [P]. 中国发明专利, 专利号 CN 109800456 B, 授权公告日 2023-06-19.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of 普罗帕酮EP杂质G in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2022, 2316, 3858-3883.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of 普罗帕酮EP杂质G as an Impurity". Chemosphere, 2015, 1769, 3643-3662.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of Propafenone EP Impurity G Using HRMS and NMR". Phytochemistry, 2015, 489, (3), 8366-8376.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate 普罗帕酮EP杂质G Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2017, 1531, 2160-2180.