Journal
TETRAHEDRON LETTERS
Volume 43, Issue 14, Pages 2539-2542Publisher
PERGAMON-ELSEVIER SCIENCE LTD
DOI: 10.1016/S0040-4039(02)00321-0
Keywords
palladium; sulfones; CH-acids; catalysis; aryl halides; arylation; carbanions
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A method for the palladium-catalyzed monoarylation of a series of functionalized sulfones by aryl halides is described. The reaction proceeds in the presence of 2 mol%, of Pd(2)dba(3)(.)CHCl(3) (dba=dibenzylideneacetone), PPh3 and NaH as a base, only with relatively strong CH-acids and gives monoarylated products in moderate to high yields. (C) 2002 Elsevier Science Ltd. All rights reserved.
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