Events The 12th International Electronic Conference on Synthetic Organic Chemistry

Event submissions

Published

This submission belongs to the session a. General Organic Synthesis of the event The 12th International Electronic Conference on Synthetic Organic Chemistry

Published date

29 Nov, 2008

Citation

Francisco J. Reboredo, Juan C. Estévez, Ramón J. Estévez, Sonogashira versus Stephens-Castro Mediated Synthesis of o-Phenylethynylbenzoic Acids, Convenient Precursors of 3-Phenylisocoumarins, in Proceedings of The 12th International Electronic Conference on Synthetic Organic Chemistry, 1 November–30 November 2008, MDPI: Basel, Switzerland, doi: 10.3390/ecsoc-12-01201

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Sonogashira versus Stephens-Castro Mediated Synthesis of o-Phenylethynylbenzoic Acids, Convenient Precursors of 3-Phenylisocoumarins

Ramón J. Estévez ¹

Juan C. Estévez ¹

Francisco J. Reboredo ¹

1. Departamento de Química Orgánica. Universidade de Santiago de Compostela. 15782 Santiago de Compostela, ESPAÑA

Abstract

We describe herein two synthetic approaches to 3-phenyl-5-nitro-isocoumarines, both based on a nitro-facilitated cyclization of o-phenylethynylbenzoic acids obtained by Sonogashira or Stephens-Castro mediated coupling of o-yodobenzoic acids and phenylacetilenes

Keywords

n/a

Synthesis of Enantiopure Methyl (1S,2S,3R,4S,5R)-2-Amino-3,4,5-trihydroxycyclopentanecarboxylate

Synthesis of New 2-(3-Hydroxy-4-oxo-4Hnaphthalenylidene) acetonitriles in Aqueous Solvent