Johnson M A, O'Brien P Q, Stevens L M. "一种的合成方法" [P]. US Patent, US 11364250 B2, 2015-02-18.
Nowak P, Kowalski A, Schröder R. "Method for the Synthesis of 1-Cyano-2-(5-methoxypyrimidin-2(1H)-ylidene)ethyl acetate" [P]. European Patent, EP 3809509 A1, 2019-12-04.
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". Chemosphere, 2013, 933, (12), 864-894.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2021, 758, 7482-7503.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 1-Cyano-2-(5-methoxypyrimidin-2(1H)-ylidene)ethyl acetate Using HRMS and NMR". Anal. Chim. Acta, 2017, 1375, 846-862.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2025, 713, 3386-3392.