发明人何建平,周伟,陈志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117738657 A, 授权公告日 2017-08-18.
发明人郭海燕,陈志强,王建平. "Method for the Synthesis of 4-(Difluoromethyl)-2-fluoro-6-hydroxynicotinaldehyde" [P]. 中国发明专利, 专利号 CN 116815789 A, 授权公告日 2017-10-14.
发明人黄志刚,王建平,沈红梅. "A Process for Preparing High-Purity 4-(Difluoromethyl)-2-fluoro-6-hydroxynicotinaldehyde" [P]. 中国发明专利, 专利号 CN 109956686 B, 授权公告日 2017-03-11.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2021, 997, (11), 474-493.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2020, 1603, 6326-6348.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 4-(Difluoromethyl)-2-fluoro-6-hydroxynicotinaldehyde Using HRMS and NMR". J. Chromatogr. A, 2020, 1219, (6), 1481-1484.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2016, 1584, (5), 5140-5162.