Stevens L M, Klinger H, Thompson G K. "Method for the Synthesis of 2-(2-Formyl-6-nitropyridin-4-yl)acetic acid" [P]. US Patent, US 9253479 B2, 2015-05-01.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2019, 1229, (6), 1397-1402.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2015, 661, (2), 7348-7371.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 2-(2-Formyl-6-nitropyridin-4-yl)acetic acid Using HRMS and NMR". J. Pharm. Biomed. Anal., 2014, 1915, (3), 548-559.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2020, 2279, 1773-1791.