Use of samarium(III)–amino acid complexes as initiators of ring-opening polymerization of cyclic esters

2017 ◽  
Vol 75 (3) ◽  
pp. 1253-1263 ◽  
Author(s):  
Dimas A. Medina ◽  
Jesús M. Contreras ◽  
Francisco J. López-Carrasquero ◽  
Eduardo J. Cardozo ◽  
Ricardo R. Contreras
Keyword(s):  
Amino Acid ◽  
Ring Opening ◽  
Ring Opening Polymerization ◽  
Cyclic Esters ◽  
Amino Acid Complexes

scholarly journals Towards a selective synthetic route for cobalt amino acid complexes and their application in ring opening polymerization of rac-lactide

RSC Advances ◽  
2021 ◽  
Vol 11 (27) ◽  
pp. 16326-16338
Author(s):  
Andrés Castro Ruiz ◽  
Krishna K. Damodaran ◽  
Sigridur G. Suman
Keyword(s):  
Amino Acids ◽  
Amino Acid ◽  
Ring Opening ◽  
Ring Opening Polymerization ◽  
Oxidation States ◽  
Synthetic Route ◽  
Coordination Properties ◽  
Amino Acid Complexes ◽  
Ligand Coordination

Catalysts based on Co, amino acids, and 2,2-bipyridine present an attractive and economic alternative in ring opening polymerization, and possess advantageous ligand coordination properties combined with a variety of accessible oxidation states and coordination geometries.

A switchable dimeric yttrium complex and its three catalytic states in ring opening polymerization

2021 ◽  
Author(s):  
Shijie Deng ◽  
Paula L. Diaconescu
Keyword(s):  
Ring Opening ◽  
Ring Opening Polymerization ◽  
Oxidation States ◽  
Cyclic Esters

A dimeric yttrium phenoxide complex can be oxidized in a stepwise fashion to access three oxidation states. The three states show different activity in the ring opening polymerization of cyclic esters and epoxides.

Controlling polymer stereochemistry in ring-opening polymerization: a decade of advances shaping the future of biodegradable polyesters

2021 ◽  
Author(s):  
Mathieu J.-L. Tschan ◽  
Régis M. Gauvin ◽  
Christophe M. Thomas
Keyword(s):  
Biodegradable Polymer ◽  
Ring Opening ◽  
Polymer Synthesis ◽  
Ring Opening Polymerization ◽  
Cyclic Esters ◽  
Biodegradable Polyesters ◽  
The Future ◽  
Recent Developments

In this review, we describe recent developments in biodegradable polymer synthesis with a focus on the use of discrete complexes and organocatalysts as active initiators for the stereocontrolled ring-opening polymerization of cyclic esters.

Sign in / Sign up

Export Citation Format

Share Document