H-Bonding leading to latent initiators for olefin metathesis polymerization

Ruthenium–NHC based catalysts, with a chelated iminium ligand trans to the N-heterocyclic carbene (NHC) ligand, that polymerize dicyclopentadiene (DCPD) at different temperatures are monitored using Density Functional Theory calculations to unveil the reaction mechanism, and subsequently how importa...

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Detalles Bibliográficos
Autores: Brotons Rufes, Artur, Bahri-Laleh, Naeimeh, Poater Teixidor, Albert
Tipo de recurso: artículo
Estado:Versión publicada
Fecha de publicación:2023
País:España
Institución:Varias* (Consorci de Biblioteques Universitáries de Catalunya, Centre de Serveis Científics i Acadèmics de Catalunya)
Repositorio:Recercat. Dipósit de la Recerca de Catalunya
OAI Identifier:oai:recercat.cat:10256/23100
Acceso en línea:http://hdl.handle.net/10256/23100
Access Level:acceso abierto
Palabra clave:Polimerització
Polymerization
Funcional de densitat, Teoria del
Density functionals
Mecanismes de reacció (Química)
Reaction mechanisms (Chemistry)
Catalitzadors
Catalysts
Metàtesi (Química)
Metathesis (Chemistry)
Alquens
Alkenes
Descripción
Sumario:Ruthenium–NHC based catalysts, with a chelated iminium ligand trans to the N-heterocyclic carbene (NHC) ligand, that polymerize dicyclopentadiene (DCPD) at different temperatures are monitored using Density Functional Theory calculations to unveil the reaction mechanism, and subsequently how important are the geometrical and electronic features vs. the non-covalent interactions in between. The balance is very fragile and H-bonds are fundamental to explain the different behaviour of latent catalysts. This computational study aims to facilitate future studies of new generations of latent initiators for olefin metathesis polymerization, with the 3D and mainly the 2D Non-Covalent Interaction plots the characterization tool for H-bonds