New fused heterocycles by combined intra
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Stanislav Man; Petr Kulhánek; Milan Potáček; Marek Nečas
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Article
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2002
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Elsevier Science
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French
⚖ 81 KB
Thermally induced intra-intermolecular criss-cross cycloaddition of nonsymmetrical azines in the presence of phenyl isocyanate is described. This one-pot reaction gives heterocyclic compounds containing three fused five-membered rings. The molecular and crystal structure of the products is reported