Lee S K, Fischer A B, Williams B T. "一种的合成方法" [P]. US Patent, US 11680600 B2, 2025-08-24.
发明人周伟,朱建伟,李文辉. "Method for the Synthesis of 4-Amino-2-(difluoromethyl)-6-formylnicotinonitrile" [P]. 中国发明专利, 专利号 CN 116641533 A, 授权公告日 2018-11-16.
Brown S R, O'Brien P Q, Johnson M A. "A Process for Preparing High-Purity 4-Amino-2-(difluoromethyl)-6-formylnicotinonitrile" [P]. US Patent, US 11610366 B2, 2015-08-12.
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". Environ. Sci. Technol., 2013, 1865, (6), 8848-8874.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2024, 1285, (3), 7411-7428.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 4-Amino-2-(difluoromethyl)-6-formylnicotinonitrile Using HRMS and NMR". Sci. Total Environ., 2022, 2423, 1317-1326.