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Original Articles

π-Face-Selective 1,3-Dipolar Cycloadditions of 3,4-Di-tert-butylthiophene 1-Oxide with 1,3-Dipoles

, , , &
Pages 1175-1183 | Received 27 Dec 2007, Accepted 29 Feb 2008, Published online: 28 Apr 2009
 

Abstract

3,4-Di-tert-butylthiophene 1-oxide underwent 1,3-dipolar cycloadditions with 1,3-dipoles such as nitrile oxide, diazomethane, nitrile imide, nitrone, and azomethine ylide at its syn-π -face with respect to the S═O bond.

Dedicated to Professor Marian Mikołajczyk, CBMiM PAN in Łódź, Poland, on the occasion of his 70th birthday.

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