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A convenient cyclization method leading to trisubstituted imidazoles in up to 84% yield is reported. Diverse 1-aryl-, 2-heteroaryl-substituted ethanones are converted into the corresponding α-oximino derivatives which are reduced under regioselective conditions. The obtained α-amino carbonyl intermediates are reacted with alkyl- or arylalkyl thiocyanates to directly yield C 2 –S-substituted...
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