Davis P L, Williams B T, Stevens L M. "Method for the Synthesis of 1-Methyl-5-amino-1H-benzimidazole-2-butanoic Acid Ethyl Ester-d3" [P]. US Patent, US 11548455 B2, 2022-11-08.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2014, 2356, 7032-7045.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2024, 706, 9775-9799.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 1-Methyl-5-amino-1H-benzimidazole-2-butanoic Acid Ethyl Ester-d3 Using HRMS and NMR". Talanta, 2024, 730, (6), 2000-2015.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2019, 2171, (6), 3638-3647.