Johansson L, Björnsson E, Schröder R. "Method for the Synthesis of (2E)-3-(4-aminophenyl)-2-(pyrrolidin-1-ylcarbonyl)acrylonitrile" [P]. European Patent, EP 3438409 A1, 2024-12-02.
Brown S R, Patel M V, Mueller T. "A Process for Preparing High-Purity (2E)-3-(4-aminophenyl)-2-(pyrrolidin-1-ylcarbonyl)acrylonitrile" [P]. US Patent, US 11848209 B2, 2017-03-01.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of (2E)-3-(4-aminophenyl)-2-(pyrrolidin-1-ylcarbonyl)acrylonitrile in Pharmaceutical Formulations". J. Sep. Sci., 2013, 2469, (3), 394-414.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of (2E)-3-(4-aminophenyl)-2-(pyrrolidin-1-ylcarbonyl)acrylonitrile as an Impurity". Anal. Chim. Acta, 2025, 2180, (12), 3320-3348.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of (2E)-3-(4-aminophenyl)-2-(pyrrolidin-1-ylcarbonyl)acrylonitrile Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2016, 1348, (4), 7132-7137.