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Paper | Regular issue | Vol 60, No. 8, 2003, pp.1793-1804
Published online, 23rd June, 2003
DOI: 10.3987/COM-03-9786
Synthesis of 5-(4-Aryl)-2-phenyl-5,6-dihydrobenzo[b][1,5]oxazocin-4-ones

Yann Davion, Gérald Guillaumet, Jean-Michel Léger, Christian Jarry, Brigitte Lesur, and Jean-Yves Mérour*

*Instiut de Chimie Organique et Analytique, C.N.R.S., Unviersité d’Orléans, BP 6759, Rue de Chartres, 45067 Orleans Cedex, France

Abstract

Cyclization of N-aryl-N-(2-hydroxybenzyl)-3-phenylpropynamide in basic medium under the influence of a catalytic amount of Pd(0) afforded the eight-membered framework 5-(4-aryl)-2-phenyl-5,6-dihydrobenzo[b][1,5]oxazocin-4-ones.