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ISSN 2063-5346
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INTERACTION OF 1,2-DIAMINOBENZIMIDAZOLE WITH N-ARYLIMIDES

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D. Yu .Vandyshev[a] *, Kh. S. Shikhaliev[a] and A. Yu. Potapov[a]

Abstract

Substituted 10-amino-2,3,4,10-tetrahydro-4-oxo-N-arylpyrimido[1,2-a]benzimidazole-2-carboxamides are formed by condensation of 1,2-diaminobenzimidazole with N-arylmaleimides in isopropyl alcohol in the presence of catalytic amount of acetic acid.

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