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Synlett 2005(14): 2248-2250
DOI: 10.1055/s-2005-872243
DOI: 10.1055/s-2005-872243
LETTER
© Georg Thieme Verlag Stuttgart · New York
Photo-Induced Radical Cyclization of Aromatic Halides with Sodium Borohydride
Further Information
Received
12 May 2005
Publication Date:
26 July 2005 (online)
Publication History
Publication Date:
26 July 2005 (online)
Abstract
Direct UV irradiation of ortho-allyloxy- and ortho-but-3-enyloxy-iodo- and bromo-benzenes in the presence of NaBH4 or NaBH3CN gave radical cyclization products in high yield.
Key words
radical cyclization - photolysis - halobenzenes - sodium borohydride
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