Synthesis of 2-amino-imidazoles, purines, and benzoxazolamines through DIB oxidation?

RSC Advances Pub Date: 2012-02-24 DOI: 10.1039/C2RA20101A

Abstract

A wide range of fused 2-amino-imidazoles and 2-amino-benzoxazoles can be prepared in one-pot under very mild conditions from 1,2-diamino-arenes or 2-amino-phenols and Vilsmeier reagents. The oxidation proceeds using diacetoxy-iodobenzene (DIB) and is tolerant to different functionalities.

Graphical abstract: Synthesis of 2-amino-imidazoles, purines, and benzoxazolamines through DIB oxidation
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