((3aR,4R,6R,6aR)-6-((E)-4-(hydroxyimino)-2-oxotetrahydropyrimidin-1(2H)-yl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl)methyl isobutyrate; CAS No.: 2346620-55-9; ((3aR,4R,6R,6aR)-6-((E)-4-(hydroxyimino)-2-oxotetrahydropyrimidin-1(2H)-yl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl)methyl isobutyrate. PROPERTIES: This compound is a ((3aR,4R,6R,6aR)-6-((E)-4-(hydroxyimino)-2-oxotetrahydropyrimidin-1(2H)-yl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl)methyl isobutyrate appearing as white crystalline powder. Its molecular weight is approximately 432.45 g/mol. It has melting point around 90-95 C. The compound is moderately soluble in common organic solvents like dimethylformamide. It's moisture sensitive and may hydrolyze upon exposure to atmospheric moisture. Store in tightly sealed containers under nitrogen atmosphere. Keep below 20 C and protect from moisture. Handle with care using appropriate protective equipment when handling powder. APPLICATIONS: ((3aR,4R,6R,6aR)-6-((E)-4-(hydroxyimino)-2-oxotetrahydropyrimidin-1(2H)-yl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl)methyl isobutyrate is utilized in pharmaceutical research as a prodrug derivative containing tetrahydropyrimidine and dioxolane moieties as described in Journal of Medicinal Chemistry. It's employed in synthesis of certain antiviral compounds mentioned in Antiviral Research. Additionally, this compound serves as building block for preparing oxo tetrahydropyrimidine-containing pharmaceuticals reported in Bioorganic & Medicinal Chemistry Letters. The hydroxyimino and isobutyrate groups provide valuable sites for further functionalization in drug discovery projects.