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Synlett 2001; 2001(7): 1164-1166
DOI: 10.1055/s-2001-15143
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Syntheses of Lamellarins I and K by [3 + 2] Cycloaddition of a Nitrone to an Alkyne

Maite Díaz* , Enrique Guitián, Luis Castedo
  • *Departamento de Química Orgánica y Unidad Asociada al CSIC, Universidad de Santiago, 15706 Santiago de Compostela, Spain; Fax 34 981 59 50 12; E-mail: qoenrgui@usc.es
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Publication Date:
31 December 2001 (online)

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Lamellarins I and K were obtained by a new approach based on the 1,3-dipolar cycloaddition of a nitrone to an alkyne. The key cycloaddition yields an isoxazoline which rearranges to afford the central pyrrole ring.

lamellarins - nitrone-alkyne - 1,3-dipolar cycloaddition