Bohlmann-Rahtz Cyclodehydration of Aminodienones to Pyridines Using N-iodosuccinimide
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Abstract
Cyclodehydration of Bohlmann-Rahtz aminodienone intermediates using N-iodosuccinimide as a Lewis acid proceeds at low temperature under very mild conditions to give the corresponding 2,3,6-trisubstituted pyridines in high yield and with total regiocontrol.
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