发明人罗永刚,郭海燕,陈志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112852493 A, 授权公告日 2025-06-01.
发明人沈红梅,钱学锋,高志强. "Method for the Synthesis of 2-Chloro-4-(difluoromethyl)-6-hydroxynicotinaldehyde" [P]. 中国发明专利, 专利号 CN 113968779 A, 授权公告日 2018-02-07.
发明人黄志刚,周伟,徐明华. "A Process for Preparing High-Purity 2-Chloro-4-(difluoromethyl)-6-hydroxynicotinaldehyde" [P]. 中国发明专利, 专利号 CN 117785846 B, 授权公告日 2015-08-25.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2022, 1539, 9066-9096.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2022, 136, (12), 2215-2222.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 2-Chloro-4-(difluoromethyl)-6-hydroxynicotinaldehyde Using HRMS and NMR". J. Nat. Prod., 2024, 1815, (8), 4415-4444.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2011, 384, (5), 5376-5398.