Nielsen H, Mueller T C, Schröder R. "一种的合成方法" [P]. European Patent, EP 3159736 A1, 2015-07-24.
发明人李文辉,孙丽萍,林芳. "Method for the Synthesis of 2,4-Difluoro-5-nitrocinnamic acid" [P]. 中国发明专利, 专利号 CN 110407452 A, 授权公告日 2020-02-25.
发明人朱建伟,胡光,冯建国. "A Process for Preparing High-Purity 2,4-Difluoro-5-nitrocinnamic acid" [P]. 中国发明专利, 专利号 CN 109641001 B, 授权公告日 2022-05-22.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2025, 660, (11), 2781-2792.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2020, 719, (2), 9920-9936.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 2,4-Difluoro-5-nitrocinnamic acid Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2019, 2011, (4), 8059-8067.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2021, 2103, (9), 8541-8544.