Beilstein J. Org. Chem.2016,12, 1487–1492, doi:10.3762/bjoc.12.145
reaction followed by a retro-aza-ene reaction and subsequent nucleophilic reaction of the in-situ generated imidazo[1,2-a]pyridines bearing an isocyanate functional group.
Keywords: Groebke–Blackburn–Bienaymé reaction; imidazo[1,2-a]pyridines; multi-componentreaction; one-pot reaction; Introduction
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Graphical Abstract
Scheme 1:
MCR to polycyclic fused imidazo[1,2-a]pyridine derivatives.