Björnsson E, Lefèvre J P, Martínez F. "Method for the Synthesis of 2-Chloro-6-(methoxycarbonyl)isonicotinic acid" [P]. European Patent, EP 3113653 A1, 2021-04-18.
Park J H, Roberts E F, Mueller T. "A Process for Preparing High-Purity 2-Chloro-6-(methoxycarbonyl)isonicotinic acid" [P]. US Patent, US 9479398 B2, 2025-11-11.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2012, 910, 1296-1318.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2018, 200, (3), 1111-1119.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 2-Chloro-6-(methoxycarbonyl)isonicotinic acid Using HRMS and NMR". Environ. Sci. Technol., 2016, 1412, (11), 437-466.