Stevens L M, Davis P L, Johnson M A. "Method for the Synthesis of 2-(2-Amino-5-(difluoromethyl)-3-(trifluoromethyl)pyridin-4-yl)acetonitrile" [P]. US Patent, US 10223444 B2, 2025-08-23.
发明人周伟,陈志强,郑宇鹏. "A Process for Preparing High-Purity 2-(2-Amino-5-(difluoromethyl)-3-(trifluoromethyl)pyridin-4-yl)acetonitrile" [P]. 中国发明专利, 专利号 CN 111706365 A, 授权公告日 2020-05-06.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2018, 119, 8402-8417.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2014, 433, (12), 9402-9421.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 2-(2-Amino-5-(difluoromethyl)-3-(trifluoromethyl)pyridin-4-yl)acetonitrile Using HRMS and NMR". Talanta, 2023, 2112, (8), 4254-4282.