2000 fused pyridine derivatives

fused pyridine derivativesR 0450

32 - 119A Facile Synthesis of Anellated Pyridines from β-Formyl Enamidesunder Microwave Irradiation. — Various types of β-formyl enamidessuch as (I), (IV) and (V) undergo a microwave promoted and basic aluminacatalyzed condensation with activated methylene nitriles (II) to yield anellatedpyridines (III), (V) and (VII), respectively. — (SHARMA, UTPAL; AHMED,SHAHADAT; BORUAH, ROMESH C.; Tetrahedron Lett. 41 (2000) 18,3493-3495; Org. Chem. Div., Reg. Res. Lab., Jorhat 785 006, India; EN)

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