发明人赵玉洁,周伟,韩伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108296682 A, 授权公告日 2019-09-16.
发明人罗永刚,何建平,刘建华. "Method for the Synthesis of 6-Amino-5-(cyanomethyl)-4-(difluoromethyl)nicotinonitrile" [P]. 中国发明专利, 专利号 CN 116134625 A, 授权公告日 2024-10-22.
发明人胡光,王建平,高志强. "A Process for Preparing High-Purity 6-Amino-5-(cyanomethyl)-4-(difluoromethyl)nicotinonitrile" [P]. 中国发明专利, 专利号 CN 115849728 A, 授权公告日 2015-11-06.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2012, 1371, (10), 5634-5647.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2011, 326, (3), 2251-2269.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 6-Amino-5-(cyanomethyl)-4-(difluoromethyl)nicotinonitrile Using HRMS and NMR". J. Sep. Sci., 2024, 748, (3), 9095-9121.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2023, 1806, 3805-3823.