Literature DB >> 29712011

On the Aromatic Character of Electrocyclic and Pseudopericyclic Reactions: Thermal Cyclization of (2Z)-Hexa-2,4-5-trienals and Their Schiff Bases.

Angel R de Lera1, Rosana Alvarez1, Begoña Lecea2, Alicia Torrado1, Fernando P Cossío2.   

Abstract

Pericyclic or pseudopericyclic? Although both mechanisms lead to the same product, they are deeply different in nature. The ring-current model proves to be a useful tool to define different kinds of aromaticity and to distinguish between pericyclic and pseudopericyclic reactions.
Copyright © 2001 WILEY-VCH Verlag GmbH, Weinheim, Fed. Rep. of Germany.

Entities:  

Keywords:  ab initio calculations; allenes; aromaticity; electrocyclic reactions; heterocycles

Year:  2001        PMID： 29712011     DOI： 10.1002/1521-3773(20010202)40:3<557::AID-ANIE557>3.0.CO;2-T

Source DB:  PubMed          Journal:  Angew Chem Int Ed Engl        ISSN： 1433-7851            Impact factor:   15.336


  1 in total

1.  Tracking the Transition from Pericyclic to Pseudopericyclic Reaction Mechanisms Using Multicenter Electron Delocalization Analysis: The [1,3] Sigmatropic Rearrangement.

Authors:  Álvaro Pérez-Barcia; Ángeles Peña-Gallego; Marcos Mandado
Journal:  J Phys Chem A       Date:  2021-09-11       Impact factor: 2.781
  1 in total

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