Kumar R, Roberts E F, Yamamoto T. "一种的合成方法" [P]. US Patent, US 10763460 B2, 2017-07-25.
Thompson G K, O'Brien P Q, Mueller T. "Method for the Synthesis of 6-Chloro-9-trityl-9h-purine" [P]. US Patent, US 11516141 B2, 2019-08-05.
发明人沈红梅,罗永刚,张德明. "A Process for Preparing High-Purity 6-Chloro-9-trityl-9h-purine" [P]. 中国发明专利, 专利号 CN 108008300 A, 授权公告日 2023-06-12.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2011, 1480, (9), 4025-4047.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2018, 2101, (5), 666-689.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 6-Chloro-9-trityl-9h-purine Using HRMS and NMR". J. Nat. Prod., 2013, 1666, (12), 2322-2335.