Davis P L, Hughes D C, Williams B T. "一种的合成方法" [P]. US Patent, US 9135382 B2, 2025-12-26.
发明人王建平,张德明,唐晓军. "Method for the Synthesis of 6-Ethoxy-9H-purine" [P]. 中国发明专利, 专利号 CN 111823058 B, 授权公告日 2016-09-19.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2021, 2428, (2), 5285-5299.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2016, 282, (12), 9925-9945.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 6-Ethoxy-9H-purine Using HRMS and NMR". J. Nat. Prod., 2021, 538, (3), 8514-8537.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2018, 362, (10), 2139-2146.