Tetrahedron p. 5861 - 5868 (1988)
Update date:2022-08-04
Topics: Synthesis Organic compounds Chemical Reaction one-step synthesis Experimental procedure Convenient Fused ring system
Martin, Nazario
Seoane, Carlos
Soto, Jose L.
A novel one step synthesis of pyrano<2,3-b>pyridines from malononitrile and unsaturated ketones is reported.The reaction mechanism is discussed and takes place through an intermediate monocyclic 4H-pyran.Several derivatives with different substitution pat
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