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Synlett 2000; 2000(2): 213-216
DOI: 10.1055/s-2000-6504
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Synthesis of Novel Pyrrolic Compounds from Nitroarenes and Isocyanoacetates Using a Phosphazene Superbase

Timothy D. Lash* , Michelle L. Thompson, Tonya M. Werner, John D. Spence
  • *Department of Chemistry, Illinois State University, Normal, Illinois 61790-4160, USA; E-mail: tdlash@ilstu.edu
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Publikationsdatum:
31. Dezember 2000 (online)

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Utilization of a phosphazene base allows hitherto unreactive nitroaromatic compounds to condense with ethyl isocyanoacetate to give c-annelated pyrroles. On the other hand, 3-nitropyridine reacted under these conditions to give a novel tricyclic heterocycle 13 in modest yield.

pyrroles - isocyanates - nitroaromatic compounds - porphyrins - heterocyclic synthesis