Klinger H, Stevens L M, Brown S R. "一种的合成方法" [P]. US Patent, US 11836839 B2, 2023-11-01.
发明人赵玉洁,刘建华,王建平. "Method for the Synthesis of 5-Bromo-2,3-difluorobenzonitrile" [P]. 中国发明专利, 专利号 CN 109281922 A, 授权公告日 2024-08-06.
发明人马晓峰,张德明,沈红梅. "A Process for Preparing High-Purity 5-Bromo-2,3-difluorobenzonitrile" [P]. 中国发明专利, 专利号 CN 117234562 B, 授权公告日 2020-04-06.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2022, 1242, (9), 8100-8126.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2020, 2246, (8), 5037-5040.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 5-Bromo-2,3-difluorobenzonitrile Using HRMS and NMR". J. Pharm. Biomed. Anal., 2017, 1295, 5453-5470.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2013, 173, (1), 8657-8671.