α-Azido acids in heterocyclic synthesis

Add time:08/18/2019    Source:sciencedirect.com

2-Aminobenzophenones and acetophenones were N-acylated with α-azido carboxylic acids to give the corresponding anilides. Reductive cyclization provided 3-substituted-2H-1,4-benzodiazepin-2-ones in good (46–99%) yields.

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