Rossi M, Sørensen M, Kowalski A. "一种的合成方法" [P]. European Patent, EP 3541769 A1, 2022-09-19.
Davis P L, Anderson J P, Stevens L M. "Method for the Synthesis of 2-Bromo-4-(difluoromethyl)-6-(hydroxymethyl)nicotinonitrile" [P]. US Patent, US 10668440 B2, 2024-02-25.
发明人沈红梅,王建平,周伟. "A Process for Preparing High-Purity 2-Bromo-4-(difluoromethyl)-6-(hydroxymethyl)nicotinonitrile" [P]. 中国发明专利, 专利号 CN 108599182 B, 授权公告日 2021-07-18.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2012, 871, (6), 6627-6631.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2025, 957, 9959-9972.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 2-Bromo-4-(difluoromethyl)-6-(hydroxymethyl)nicotinonitrile Using HRMS and NMR". Phytochemistry, 2011, 1715, (9), 2072-2087.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2020, 808, 4590-4599.