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Synlett 2001; 2001(5): 0667-0669
DOI: 10.1055/s-2001-13375
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Use of FeCl3 and FeCl3 Adsorbed on Silica as Efficient Lewis Acid Catalyst in Ionic Diels-Alder Reactions of α,β-Unsaturated Acetals

Subhash P. Chavan* , Anil K. Sharma
  • *Division of Organic Chemistry: Technology, National Chemical Laboratory, Pune-411008, India; Fax + 91-20-5 89 36 14; E-mail: spchavan@dalton.ncl.res.in
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Publication Date:
31 December 2001 (online)

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The efficiency of FeCl3 adsorbed on silica, as conventional Lewis acid catalyst in Diels-Alder reaction of α,β-enals, enones including their acetals with 1,3-dienes is described.

acetals - Diels-Alder reactions - Lewis acids - regioselectivity - stereoselectivity