发明人杨光,胡光,张德明. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113164141 A, 授权公告日 2015-05-06.
发明人黄志刚,杨光,韩伟. "Method for the Synthesis of 3,4-Dichloro-5-(difluoromethyl)picolinonitrile" [P]. 中国发明专利, 专利号 CN 110347796 A, 授权公告日 2023-05-27.
发明人胡光,郭海燕,马晓峰. "A Process for Preparing High-Purity 3,4-Dichloro-5-(difluoromethyl)picolinonitrile" [P]. 中国发明专利, 专利号 CN 116523039 B, 授权公告日 2023-07-10.
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". Anal. Chem., 2019, 1376, 7886-7908.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2012, 1637, 9271-9295.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 3,4-Dichloro-5-(difluoromethyl)picolinonitrile Using HRMS and NMR". Environ. Sci. Technol., 2011, 133, 7934-7943.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2014, 1348, 5725-5738.