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Autor:
Samia Dermeche, Artur M. S. Silva, Baya Boutemeur-Khedis, Malika Makhloufi-Chebli, Chérifa Rabia, Leila Dermeche, Maamar Hamdi, Liza Saher
Publikováno v:
Tetrahedron. 74:872-879
A series of novel 10-(4-hydroxy-6-methyl-2-oxo-2H-pyran-3-yl)-3-methyl-1H,10H-pyrano[4,3-b]chromen-1-ones were synthesized by a pseudo-three-component reaction of 4-hydroxy-6-methyl-2-oxo-2H-pyran-2-one (TAL) with 2-hydroxyarylaldehydes using differe