Nielsen H, Kowalski A, Björnsson E. "一种的合成方法" [P]. European Patent, EP 3196047 A1, 2016-08-22.
Klinger H, Fischer A B, Schröder R. "Method for the Synthesis of 2-Ethynyldibenzo[b,d]furan" [P]. US Patent, US 10488904 B2, 2020-08-18.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2025, 719, 3632-3651.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2015, 375, 136-148.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 2-Ethynyldibenzo[b,d]furan Using HRMS and NMR". J. Pharm. Biomed. Anal., 2012, 970, (5), 4831-4859.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2016, 1037, 4015-4023.