Björnsson E, Kowalski A, Jørgensen K. "Method for the Synthesis of 5-Chloro-1H-imidazole-4-carboxamide" [P]. European Patent, EP 3711394 A1, 2021-06-20.
Patel M V, Fischer A B, Brown S R. "A Process for Preparing High-Purity 5-Chloro-1H-imidazole-4-carboxamide" [P]. US Patent, US 9106619 B2, 2015-09-26.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2012, 286, (9), 5851-5878.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2025, 642, 9978-9989.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 5-Chloro-1H-imidazole-4-carboxamide Using HRMS and NMR". J. Chromatogr. A, 2016, 1183, (5), 1394-1407.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2023, 186, (12), 8746-8775.