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Synthetic Communications
An International Journal for Rapid Communication of Synthetic Organic Chemistry
Volume 28, 1998 - Issue 13
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Original Articles

Microwave Assisted Rupture of Furoxans to Nitrile Oxides and Intermolecular Capture by Dipolarophiles

Dipankar Karmakar Division of Organic Chemistry, (Drugs) Regional Research Laboratory, Jorhat, 785 006, Assam, India
,
Dipak Prajapati Division of Organic Chemistry, (Drugs) Regional Research Laboratory, Jorhat, 785 006, Assam, India
&
Jagir S. Sandhu Division of Organic Chemistry, (Drugs) Regional Research Laboratory, Jorhat, 785 006, Assam, India
Pages 2415-2420 | Received 10 Nov 1997, Published online: 20 Aug 2006
 
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Abstract

3,4-Diaroylfuroxans 1 react with various dipolarophiles 3 under microwave activation to afford the cycloadduct 4 instead of the expected isoxazole 5 in good yields in the absence of solvent.

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