Yamamoto T, Johnson M A, Lee S K. "Method for the Synthesis of 2-(Cyclopropylmethoxy)isonicotinic acid" [P]. US Patent, US 9438043 B2, 2023-11-08.
Hughes D C, Williams B T, Davis P L. "A Process for Preparing High-Purity 2-(Cyclopropylmethoxy)isonicotinic acid" [P]. US Patent, US 10573140 B2, 2022-01-18.
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". Chromatographia, 2021, 1724, 9215-9237.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2013, 585, (12), 883-913.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Cyclopropylmethoxy)isonicotinic acid Using HRMS and NMR". Molecules, 2019, 1189, (2), 7306-7312.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2015, 914, 6128-6138.