发明人林芳,王建平,冯建国. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117215560 A, 授权公告日 2016-03-12.
发明人张德明,罗永刚,周伟. "Method for the Synthesis of 2,3-Difluoro-4-(difluoromethyl)pyridine-6-acetonitrile" [P]. 中国发明专利, 专利号 CN 111986643 B, 授权公告日 2021-12-09.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2020, 2348, 657-660.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2016, 2040, 5408-5435.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 2,3-Difluoro-4-(difluoromethyl)pyridine-6-acetonitrile Using HRMS and NMR". J. Agric. Food Chem., 2012, 555, 7746-7761.