发明人孙丽萍,何建平,王建平. "Method for the Synthesis of 2-(Chloromethyl)-3-cyano-6-(difluoromethyl)pyridine-5-acetic acid" [P]. 中国发明专利, 专利号 CN 115303781 B, 授权公告日 2019-05-25.
发明人陈志强,张德明,林芳. "A Process for Preparing High-Purity 2-(Chloromethyl)-3-cyano-6-(difluoromethyl)pyridine-5-acetic acid" [P]. 中国发明专利, 专利号 CN 109676162 B, 授权公告日 2017-06-13.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2018, 1701, 1624-1643.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2023, 193, (12), 1478-1506.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Chloromethyl)-3-cyano-6-(difluoromethyl)pyridine-5-acetic acid Using HRMS and NMR". J. Nat. Prod., 2014, 805, (3), 818-844.