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Synlett 2005(9): 1447-1449
DOI: 10.1055/s-2005-868488
DOI: 10.1055/s-2005-868488
LETTER
© Georg Thieme Verlag Stuttgart · New York
Deoxygenation of Sulfoxides and Reductive Coupling of Sulfonyl Chlorides, Sulfinates and Thiosulfonates Using Silphos [PCl3-n(SiO2)n] as a Heterogeneous Phosphine Reagent
Further Information
Received
3 January 2005
Publication Date:
25 April 2005 (online)
Publication History
Publication Date:
25 April 2005 (online)

Abstract
Deoxygenation of sulfoxides to thioethers and reductive coupling of sulfonyl chlorides, sodium sulfinates and thiosulfonates to their corresponding disulfides were carried out by a heterogeneous phosphine reagent, Silphos [PCl3-n(SiO2)n] and molecular I2 in dry refluxing MeCN in high yields.
Key words
deoxygenation - thioethers - reductive coupling - sulfonyl chlorides - disulfides - Silphos - heterogeneous phosphine
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