ScienceDirect - Tetrahedron Letters : Direct formation of tetrahydropyranols via catalysis in ionic liquid

Tetrahedron Letters
Volume 43, Issue 28, 8 July 2002, Pages 4993-4996

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doi:10.1016/S0040-4039(02)00889-4

Direct formation of tetrahydropyranols via catalysis in ionic liquid

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Charlene C.K Keh^a, Vasudevan V Namboodiri^b, Rajender S Varma^b and Chao-Jun Li^a^,

^aTulane University, Department of Chemistry, New Orleans, LA 70118, USA

^bClean Process Branch, National Risk Management Res. Lab, US Environmental Protection Agency, Cincinnati, OH 45268, USA

Received 29 April 2002;

accepted 9 May 2002.

Available online 20 May 2002.

Abstract

Utilizing a simple homoallyl alcohol and an aldehyde in the presence of a catalytic amount of cerium triflate, the direct stereoselective formation of tetrahydropyranol derivatives in ionic liquid is reported.

Utilizing a simple homoallyl alcohol and an aldehyde in the presence of a catalytic amount of cerium triflate, the direct formation of tetrahydropyranol derivatives in ionic liquid is reported.