A facile route to 1H- and 2H-indazoles from readily accessible acyl hydrazides by exploiting a novel aryne-based molecular rearrangement.
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DOI: 10.1039/c8cc06556j
Abstract: Herein we report the transformation of readily synthesised acyl hydrazides into 2-hydrazobenzophenones via a novel molecular rearrangement pathway using aryne chemistry. The developed reaction protocol is performed under relatively mild conditions and is tolerant of… read more here.
Keywords: facile route; molecular rearrangement; route indazoles; indazoles readily ... See more keywords