Electron deficient dienes. 2. One step synthesis of a coumarin-fused electron deficient diene and its inverse electron demand Diels-Alder reactions with enamines.
Gj. Bodwell et al., Electron deficient dienes. 2. One step synthesis of a coumarin-fused electron deficient diene and its inverse electron demand Diels-Alder reactions with enamines., SYNLETT, (4), 1999, pp. 477-479
A coumarin-fused electron deficient diene was prepared by the base-induced
reaction of dimethyl glutaconate and salicaldehyde. Its inverse electron de
mand Diels-Alder reactions with enamines give, after in situ elimination an
d dehydrogenation, benzocoumarins.