Nowak P, Mueller T C, Schröder R. "Method for the Synthesis of 2-(6-Fluoropyridin-3-yl)acetimidamide" [P]. European Patent, EP 3917424 A1, 2020-03-01.
Mueller T, Klinger H, Chen K W. "A Process for Preparing High-Purity 2-(6-Fluoropyridin-3-yl)acetimidamide" [P]. US Patent, US 11769911 B2, 2023-01-23.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2018, 1960, 5237-5241.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2016, 345, (12), 7390-7408.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 2-(6-Fluoropyridin-3-yl)acetimidamide Using HRMS and NMR". Anal. Methods, 2014, 290, (1), 3271-3277.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2015, 1589, (1), 2921-2941.