发明人李文辉,郑宇鹏,罗永刚. "Method for the Synthesis of 6-Hydroxy-4,7-dimethoxybenzofuran-5-carboxamide" [P]. 中国发明专利, 专利号 CN 116340652 A, 授权公告日 2020-08-27.
Schröder R, Rossi M, Mueller T C. "A Process for Preparing High-Purity 6-Hydroxy-4,7-dimethoxybenzofuran-5-carboxamide" [P]. European Patent, EP 3980905 A1, 2016-04-08.
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". J. Nat. Prod., 2017, 1258, 7906-7934.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2020, 709, 5240-5252.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 6-Hydroxy-4,7-dimethoxybenzofuran-5-carboxamide Using HRMS and NMR". Anal. Chem., 2025, 1930, 5716-5737.