发明人罗永刚,冯建国,郭海燕. "Method for the Synthesis of 2-(4-(Difluoromethyl)-2-methyl-5-nitropyridin-3-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 113800873 B, 授权公告日 2021-12-24.
Anderson J P, Klinger H, Mueller T. "A Process for Preparing High-Purity 2-(4-(Difluoromethyl)-2-methyl-5-nitropyridin-3-yl)acetic acid" [P]. US Patent, US 10485389 B2, 2018-02-12.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2011, 392, (5), 5378-5407.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2024, 695, 6846-6867.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 2-(4-(Difluoromethyl)-2-methyl-5-nitropyridin-3-yl)acetic acid Using HRMS and NMR". J. Pharm. Biomed. Anal., 2015, 118, 2599-2613.