Chemistry of Heterocyclic Compounds p. 1348 - 1352 (1987)
Update date:2022-08-03
Topics:
Popov, I. I.
Boroshko, S. L.
Tertov, B. A.
Makarov, S. P.
Simonov, A. M.
Simkin, B. Ya.
6(5)H-Benzimidazo<2,1-b>quinazolin-12-one was obtained in high yield by condensation of benzimidazole-2-sulfonic acid with anthranilic acid.Methods for the introduction of substituents selectively into the 5 and 6 positions of this heterocycle were develo
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