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Synthetic Communications
An International Journal for Rapid Communication of Synthetic Organic Chemistry
Volume 31, 2001 - Issue 15
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Original Articles

A NEW METHOD FOR THE PREPARATION OF 2,3-DIARYL-1,1-DIFLUORO-1,3-BUTADIENES

In Howa Jeong Department of Chemistry, Yonsei University, Wonju, 220-710, S. Korea
,
Young Sam Park Department of Chemistry, Yonsei University, Wonju, 220-710, S. Korea
,
Min Wook Chung Department of Chemistry, Yonsei University, Wonju, 220-710, S. Korea
&
Bum Tae Kim Korea Research Institute of Chemical Technology, Daejeon, 305-606, S. Korea
Pages 2261-2270 | Received 18 Jul 2000, Published online: 09 Nov 2006
 
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Abstract

Reactions of 1-trifluoromethyl-1,2-diarylvinyl sulfones 3 with aryllithium afforded aryl substituted adduct 4. Bromination of 4 with NBS, followed by debromofluorination with Mg, provided 2,3-diaryl-1,1-difluoro-1,3-butadienes (6) in good yields.

ACKNOWLEDGMENT

This work was supported by Korea Research Foundation Grant (KRF-1999-015-DP0218).

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