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Efficient Aerobic Oxidation of Acetals to Esters Catalyzed by N-Hydroxy phthalimide (NHPI) and Co(II) under Mild Conditions

Babak Karimi*, Jamshid Rajabi

*Department of Chemistry, Institute for Advanced Studies in Basic Sciences (IASBS), P. O. Box 45195-159, Gava Zang, Zanjan, Iran, Email: karimiiasbs.ac.ir

B. Karimi, J. Rajabi, Synthesis, 2003, 2373-2377.

DOI: 10.1055/s-2003-42396

Abstract

An efficient oxidation of various acetals, including open-chain acetals, 1,3-dioxanes and 1,3-dioxalanes, with molecular oxygen in the presence of catalytic amounts of N-hydroxy­phthalimide (NHPI) and Co(OAc)2 as co-catalyst gave esters.

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Key Words

esters, 1,3-dioxanes, oxygen, catalysis, oxidation

ID: J66-Y2003-2050