This article summarizes and analyzes the reported synthetic routes of brivudine in patent and literature.2′-Deoxyuridine was employed as starting material, affording brivudine through iodization, heck coupling, hydrolysis, decarboxylation, bromination and recrystallization.After optimization of reaction conditions of each step, a synthetic route suitable for industrial production was achieved with simple synthetic process, high yield and excellent purity.
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