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Synlett 2001; 2001(6): 0812-0814
DOI: 10.1055/s-2001-14604
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Sequential 5(4H)-Oxazolone Cycloaddition and Nitrile Oxide Addition Reactions with 4-Arylmethyleneisoxazol-5-ones: Regioselective Synthesis of N-Unsubstituted Pyrrole Hydroxamate Derivatives

Giovanni Grassi* , Francesco Risitano, Francesco Foti, Massimiliano Cordaro
  • *Dipartimento di Chimica Organica e Biologica, Università, Vill. S. Agata, I-98166 Messina, Italy; Fax + 39 90 39 38 97; E-mail: ggrassi@isengard.unime.it
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Publication Date:
31 December 2001 (online)

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The regioselective synthesis of N-unsubstituted pyrrol-3-yl hydroxamates starting from (Z)-4-arylmethyleneisoxazol-5-ones may be readily achieved by the use of sequential 5(4H)-oxazolone cycloaddition and nitrile oxide addition reactions.

one-pot synthesis - mesoionic compounds - sequential and trapping reactions

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