Chen K W, O'Brien P Q, Stevens L M. "一种的合成方法" [P]. US Patent, US 10139902 B2, 2018-09-24.
发明人郭海燕,何建平,王建平. "Method for the Synthesis of 2-Amino-5-(difluoromethyl)-3-fluoroisonicotinaldehyde" [P]. 中国发明专利, 专利号 CN 111186371 A, 授权公告日 2022-02-03.
发明人孙丽萍,郭海燕,张德明. "A Process for Preparing High-Purity 2-Amino-5-(difluoromethyl)-3-fluoroisonicotinaldehyde" [P]. 中国发明专利, 专利号 CN 110755188 A, 授权公告日 2020-08-21.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2016, 2342, (3), 5960-5985.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2014, 532, 3675-3698.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 2-Amino-5-(difluoromethyl)-3-fluoroisonicotinaldehyde Using HRMS and NMR". J. Pharm. Biomed. Anal., 2024, 1242, (4), 7100-7106.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2013, 1127, (9), 6667-6690.