Aluminum alkyl complexes: synthesis, structure, and application in ROP of cyclic esters

2016 ◽  
Vol 45 (11) ◽  
pp. 4471-4485 ◽  
Author(s):  
Yun Wei ◽  
Shaowu Wang ◽  
Shuangliu Zhou
Keyword(s):  
Ring Opening ◽  
Ring Opening Polymerization ◽  
Cyclic Esters ◽  
Aluminum Alkyl ◽  
Alkyl Complexes

Aluminum alkyl complexes bearing various supporting ligands can be efficient catalysts for ring-opening polymerization of cyclic esters.

Ring-Opening Polymerization of ε-Caprolactone Utilizing Aluminum Alkyl Complexes Bearing Dianionic Scorpionate Ligands

2021 ◽  
Vol 40 (18) ◽  
pp. 3185-3200
Author(s):  
Elizabeth N. Cooper ◽  
Boris Averkiev ◽  
Victor W. Day ◽  
Peter E. Sues
Keyword(s):  
Ring Opening ◽  
Ring Opening Polymerization ◽  
Aluminum Alkyl ◽  
Alkyl Complexes ◽  
Scorpionate Ligands

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.

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