Nielsen H, Schröder R, Rossi M. "Method for the Synthesis of 1-Methyl-1H-imidazole-4-carboxylic acid" [P]. European Patent, EP 3269972 A1, 2023-01-23.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of 1-甲基-4-咪唑甲酸 in Pharmaceutical Formulations". J. Sep. Sci., 2022, 1755, 2648-2668.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of 1-甲基-4-咪唑甲酸 as an Impurity". Molecules, 2020, 262, 9825-9851.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 1-Methyl-1H-imidazole-4-carboxylic acid Using HRMS and NMR". Anal. Chem., 2012, 801, (6), 2522-2525.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate 1-甲基-4-咪唑甲酸 Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2019, 143, (6), 120-146.