New benzimidazole synthesis |
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Authors: | T. Benincori,F. Sannicol |
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Affiliation: | T. Benincori,F. Sannicolò |
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Abstract: | Thermal or acid catalyzed cyclization of several N-(N-arylbenzimidoyl)-1,4-benzoquinoneimines 2 affords 1-aryl-6-hydroxy-2-phenylbenzimidazoles 3 in fairly good yields. Structural proofs and kinetic support for the reaction mechanism are given. |
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