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Synlett 2011(7): 883-886
DOI: 10.1055/s-0030-1259724
DOI: 10.1055/s-0030-1259724
LETTER
© Georg Thieme Verlag
Stuttgart ˙ New YorkDirect Sequential C-O and C-C Formation via Double sp ² C-H Bond Activations to Construct 6H-Benzo[c]chromen-6-ones
Further Information
Received
4 December 2010
Publication Date:
10 March 2011 (online)
Publication History
Publication Date:
10 March 2011 (online)

Abstract
A new method for the direct ortho acyloxylation of sp ² C-H bond with various carboxylic acids was developed. A novel strategy to synthesize 6H-benzo[c]chromen-6-one derivatives was designed via Pd-catalyzed double activations of adjacent sp ² C-H bonds.
Key words
C-H bond activation - ortho acyloxylation - 6H-benzo[c]chromen-6-one
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