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Synthesis of Novel Pyrazino[2,1-A]Isoindolediones Via Intramolecular Hydroamination of 2,3-Dihydro-3-Oxo-2-(Prop-2-Yn-1-Yl)-1H-Isoindole-1-Carboxamides Publisher



Esmaeilimarandi F1 ; Yavari I1 ; Saeedi M2, 3 ; Mahdavi M4 ; Shafiee A4
Authors
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Authors Affiliations
  1. 1. Department of Chemistry, Tehran Science and Research Branch, Islamic Azad University, Hesarak, Tehran, Iran
  2. 2. Medicinal Plants Research Center, Faculty of Pharmacy, Tehran University of Medical Sciences, Tehran, 14176, Iran
  3. 3. Persian Medicine and Pharmacy Research Center, Tehran University of Medical Sciences, Tehran, 14176, Iran
  4. 4. Department of Medicinal Chemistry, Faculty of Pharmacy, Pharmaceutical Sciences Research Center, Tehran University of Medical Sciences, Tehran, 14176, Iran

Source: Helvetica Chimica Acta Published:2016


Abstract

Novel derivatives of pyrazino[2,1-a]isoindolediones were synthesized through 6-exo-dig intramolecular hydroamination of 2,3-dihydro-3-oxo-2-(prop-2-yn-1-yl)-1H-isoindole-1-carboxamides followed by 1,3-H shift, in the presence of sodium hydride in DMF at 80°. All products were obtained in good yields (60 - 80%) within short reaction time (40 - 60 min). © 2016 Verlag Helvetica Chimica Acta AG, Zurich.