Russian Journal of General Chemistry p. 251 - 254 (2002)
Update date:2022-09-26
Topics:
Romanyuk
Polishchuk
Litvin
Ganushchak
A series of 2-hydroxy-3-arylazo-1,4-naphthoquinones were prepared by coupling of 2-hydroxy-1,4-naphthoquinone with aryldiazonium chlorides. The reactivity of the products toward electrophilic and nucleophilic agents was studied. In reaction with o-phenylenediamine they give condensation products, the corresponding benzo[a]phenazines.
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