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The process affords the synthetically valuable N-heterocycles as scaffolds of natural products with high yields.
2-Halophenylbenzoimidazoles (I)/(IV) undergo a cascade reaction with amidines or guanidine (II).
[reaction in text] An approach to the potent immunosuppressant FR901483 is described. This route utilizes a tandem cationic aza-Cope rearrangement-Mannich cyclization to generate the core structure… (More)
A convenient and efficient palladium-catalyzed synthesis of aromatic ketones and isoindolobenzimidazoles has been developed via selective aromatic CH bond acylation. The protocol uses palladium… (More)
A simple and efficient copper-catalyzed one-pot tandem method has been developed for synthesis of benzimidazo[1,2-b]isoquinolin-11-one derivatives via reactions of substituted… (More)
An efficient synthesis of aromatic ketones (III) and isoindolobenzimidazoles (IX) via selective aromatic C—H activation is described.
A convenient and efficient copper-catalyzed cascade method has been developed for the synthesis of benzimidazoquinazoline derivatives via reactions of readily available substituted… (More)
It is a great challenge to achieve a useful reaction under benign conditions. In this paper, a highly efficient method for copper-catalyzed conjugations of o-aromatic diamines with ketones has been… (More)
A convenient and efficient copper-catalyzed cascade method has been developed for synthesis of benzimidazoisoquinoline derivatives via reactions of readily available substituted… (More)
A highly efficient method for the synthesis of benzo[d]imidazole derivatives (III) (34 examples) via Cu-catalyzed reaction of o-phenylenediamines with ketones is developed.