Unexpected thermal rearrangement of N-alkoxycarbonyl imidazole acryl azides to imidazo[1,5-c]pyrimidinone or imidazo[4,5-c]pyridinone (original) (raw)

Unexpected thermal rearrangement of N-alkoxycarbonyl imidazole acryl azides to imidazo[1,5-c]pyrimidinone or imidazo[4,5-c]pyridinone

Tetrahedron Letters, 2002

Abstract

ABSTRACT Rearrangement of alkoxycarbonyl imidazole acryl azides in phenyl ether at 200°C yields imidazo[1,5-c]pyrimidinone or imidazo[4,5-c]pyridinone derivatives, depending on the size of the alkoxy substituent.

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