Аннотация:
A convenient synthesis of rare diaryl-fused nine-membered heterocyclic scaffold using a novel modification of four-component Ugi condensation based on the usage of aromatic aldehyde-acid as bifunctional component is described.
Ключевые слова:
Ugi MCR, 11-oxo-6,11,12,13-tetrahydrodibenzo[b,g][1,5]oxazonine, parallel synthesis, compound library.