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Tetrahedron

Lead (IV) acetate mediated cleavage of β-hydroxy ethers: enantioselective synthesis of α-acetoxy carbonyl compounds

E Alvarez-Manzaneda, R Chahboun, E Alvarez…

文献索引:Alvarez-Manzaneda, Enrique; Chahboun, Rachid; Alvarez, Esteban; Alvarez-Manzaneda, Ramon; Munoz, Pedro E.; Jimenez, Fermin; Bouanou, Hanane Tetrahedron, 2011 , vol. 67, # 46 p. 8910 - 8917

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被引用次数: 4

摘要

α-Acetoxy aldehydes or α-acetoxy ketones can be efficiently synthesized by treating 2, 3- epoxy primary alcohols with lead tetraacetate. The reaction, which proceeds with complete regio-and stereoselectivity facilitates the enantioselective synthesis of α-acetoxy carbonyl compounds from allyl alcohols, via Sharpless epoxidation. Cyclic β-hydroxy ethers, with an oxygenated five-, six-or seven-membered ring, are transformed into α-acetoxy ethers.