Concepedia

Anionic [4+3] heteroannulation of 2-azidoacrylates: a modular synthesis of 2-benzazepin-1-ones

Bidyut Kumar Dinda, Amit Kumar Jana, Dipakranjan Mal

Chemical Communications · 2012 · 30 citations · 34 references

DOI

Concepts

Abstract

2-Azidoacrylates undergo [4+3] annulation with phthalides under anionic conditions at low temperatures to furnish 5-hydroxy-2-benzazepinones, the formation of which represents a new concept for the construction of azepines as well as a new reactivity of 2-azidoacrylates.

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