发明人李文辉,陈志强,张德明. "Method for the Synthesis of 2-(4-Fluorobenzylidene)-6-hydroxybenzofuran-3(2H)-one" [P]. 中国发明专利, 专利号 CN 110581575 A, 授权公告日 2015-08-10.
发明人沈红梅,陈志强,唐晓军. "A Process for Preparing High-Purity 2-(4-Fluorobenzylidene)-6-hydroxybenzofuran-3(2H)-one" [P]. 中国发明专利, 专利号 CN 113932429 B, 授权公告日 2024-01-20.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2017, 429, 9435-9461.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2023, 1355, (10), 9999-10025.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 2-(4-Fluorobenzylidene)-6-hydroxybenzofuran-3(2H)-one Using HRMS and NMR". Biomed. Chromatogr., 2018, 2270, (1), 6126-6155.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2013, 1950, 6511-6529.