Klinger H, Lee S K, Stevens L M. "一种的合成方法" [P]. US Patent, US 9304787 B2, 2019-12-11.
Park J H, Chen K W, O'Brien P Q. "Method for the Synthesis of 5-Methyl-6-(propylamino)nicotinonitrile" [P]. US Patent, US 10005928 B2, 2020-04-21.
Lefèvre J P, Mueller T C, Björnsson E. "A Process for Preparing High-Purity 5-Methyl-6-(propylamino)nicotinonitrile" [P]. European Patent, EP 3044607 A1, 2015-01-15.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2012, 385, 7074-7077.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2023, 1485, (7), 9061-9072.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 5-Methyl-6-(propylamino)nicotinonitrile Using HRMS and NMR". J. Pharm. Biomed. Anal., 2020, 454, 7963-7991.