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Synthesis of 3,4-dihydro- and 1,4-dihydro-5H-1,3,4-benzotriazepin-5-ones

✍ Scribed by Leiby, Robert W.; Heindel, Ned D.


Book ID
118243205
Publisher
American Chemical Society
Year
1976
Tongue
English
Weight
547 KB
Volume
41
Category
Article
ISSN
0022-3263

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Facile synthesis of model 1,4-dihydro-1H
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## Abstract 2‐Aminobenzoic acid reacts readily, in the presence of triethylamine, with hydrazonoyl chlorides (**5a‐c**) (precursors of the reactive nitrile imine 1,3‐dipolar species) to afford high yields of the corresponding acyclic amidrazone adducts (**6a‐c**). The latter adducts undergo, in THF