Williams B T, O'Brien P Q, Johnson M A. "Method for the Synthesis of 9-(4-Bromobutyl)-9H-purin-6-amine" [P]. US Patent, US 11077734 B2, 2025-09-09.
Martínez F, Kowalski A, Lefèvre J P. "A Process for Preparing High-Purity 9-(4-Bromobutyl)-9H-purin-6-amine" [P]. European Patent, EP 3528211 A1, 2018-09-28.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2022, 758, 7211-7223.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2015, 1712, (6), 9060-9089.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 9-(4-Bromobutyl)-9H-purin-6-amine Using HRMS and NMR". Chemosphere, 2014, 1739, (10), 4966-4969.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2020, 1732, (3), 3427-3448.