Klinger H, Patel M V, Fischer A B. "Method for the Synthesis of 2-Amino-5-[(2-fluorophenyl)methylene]-1,5-dihydro-1-methyl-4H-imidazol-4-one" [P]. US Patent, US 10010261 B2, 2016-07-24.
Lee S K, Klinger H, O'Brien P Q. "A Process for Preparing High-Purity 2-Amino-5-[(2-fluorophenyl)methylene]-1,5-dihydro-1-methyl-4H-imidazol-4-one" [P]. US Patent, US 9452343 B2, 2015-08-18.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2018, 2029, 3075-3099.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2025, 802, 8103-8119.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 2-Amino-5-[(2-fluorophenyl)methylene]-1,5-dihydro-1-methyl-4H-imidazol-4-one Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2023, 2019, (10), 9986-9989.