发明人郭海燕,钱学锋,高志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111846347 A, 授权公告日 2023-09-22.
Klinger H, Mueller T, Roberts E F. "Method for the Synthesis of 6-(Difluoromethyl)nicotinonitrile" [P]. US Patent, US 9701242 B2, 2023-10-24.
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". Biomed. Chromatogr., 2022, 1481, (8), 5819-5833.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2014, 159, (10), 5140-5160.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 6-(Difluoromethyl)nicotinonitrile Using HRMS and NMR". Phytochemistry, 2021, 2251, (10), 5162-5168.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2021, 1779, (5), 2862-2892.