发明人周伟,何建平,张德明. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112499148 A, 授权公告日 2024-03-01.
发明人钱学锋,罗永刚,郭海燕. "Method for the Synthesis of 2-(4-Cyano-5-(difluoromethyl)-6-fluoropyridin-3-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 109547436 A, 授权公告日 2016-11-12.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2022, 1054, 7986-8008.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2019, 954, 6311-6314.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 2-(4-Cyano-5-(difluoromethyl)-6-fluoropyridin-3-yl)acetic acid Using HRMS and NMR". Molecules, 2020, 1980, 4816-4835.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2023, 1769, (2), 433-452.