发明人徐明华,张德明,李文辉. "Method for the Synthesis of 5-Hydroxybenzofuran-4-carbonitrile" [P]. 中国发明专利, 专利号 CN 109328820 A, 授权公告日 2015-01-15.
Roberts E F, Johnson M A, Davis P L. "A Process for Preparing High-Purity 5-Hydroxybenzofuran-4-carbonitrile" [P]. US Patent, US 10212681 B2, 2015-07-26.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2022, 548, (5), 3523-3542.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2016, 1761, (3), 172-184.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 5-Hydroxybenzofuran-4-carbonitrile Using HRMS and NMR". Biomed. Chromatogr., 2010, 175, 9895-9903.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2025, 2055, 4373-4386.