Benzotriazol-1-yl-acetone as a Building Block in Heterocyclic Chemistry: a Route to Benzotriazolylpyridazines, Benzotriazolylphthalazines and Benzotriazolylpyrazolo[5,1-c]-1,2,4-triazines

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Abdul Aziz Al-Naggar, Mervat Mohammed Abdel-Khalik and Mohammed Hilmy Elnagdi


Abstract

Benzotriazolylacetone is coupled with aromatic diazonium salts to yield arylhydrazones, which can be condensed with ethyl cyanoacetate yielding pyridazinones whose reactivity towards activated double bond systems is investigated.


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