Recent progress in the application of group 1, 2 & 13 metal complexes as catalysts for the ring opening polymerization of cyclic esters

J Gao, D Zhu, W Zhang, GA Solan, Y Ma… - Inorganic Chemistry …, 2019 - pubs.rsc.org
High performance biodegradable polymers (eg, aliphatic polyesters) that can display
properties that rival polyolefins are seen as future high demand materials for a variety of …

Cyclic Carbonates from CO2 and Epoxides Catalyzed by Tetra- and Pentacoordinate Amidinate Aluminum Complexes

Y Rios Yepes, C Quintero, D Osorio Melendez… - …, 2018 - ACS Publications
A series of mono-, bi-, and trimetallic alkylaluminum complexes ((L 1) AlMe2 (1),(L 1)
Al2Me5 (2),(L 2) AlMe2 (3),(L 2) Al2Me5 (4),(L 2) 2AlMe (5),(L 2) 2Al3Me7 (6)) supported by …

Zinc bis-pyrrolide-imine complexes: Synthesis, structure and application in ring-opening polymerization of rac-lactide

A Caovilla, JS Penning, AC Pinheiro, F Hild… - Journal of …, 2018 - Elsevier
A series of bis-ligated zinc complexes with pyrrole-imine ligands were successfully
synthesized and characterized by 1 H and 13 C {1 H} NMR, and by X-ray crystallography for …

Ring opening polymerization of ε-caprolactone initiated by titanium and vanadium complexes of ONO-type schiff base ligand

M Białek, J Fryga, G Spaleniak, B Dziuk - Journal of Polymer Research, 2021 - Springer
A phenoxy-imine proligand with the additional OH donor group, 4, 6-t Bu 2-2-(2-CH 2 (OH)-
C 6 H 4 N= CH) C 6 H 3 OH (LH 2), was synthesized and used to prepare group 4 and 5 …

A DFT study on ring-opening polymerization of ε-caprolactone initiated by Mg and Al complexes

P Li, Y Xi, L Li, H Li, WH Sun, M Lei - Inorganica Chimica Acta, 2018 - Elsevier
The ring-opening polymerization (ROP) of ε-caprolactone (CL) initiated by the Mg and Al
complexes was studied using density functional theory (DFT) calculation. The calculated …

Controlled Polymerization of ϵ‐Caprolactone using Aluminum and Zinc Complexes with Iminophosphorane Ligands

X Yu, C Zhang, Z Wang - ChemistrySelect, 2020 - Wiley Online Library
Several novel aluminum complexes [Al (R1) 2 {o‐OC (R)= C (H) P (Ph2)= N) C6H4 (3, 5‐
Me2‐pyrazolyl)}(R= Ph, R1= Me, 3; R= Ph, R1= Et, 4; R= tBu, R1= Me, 5) had been …

[PDF][PDF] Guanidinate, Amidinate, and Formamidinate Ligands

D Sengupta, A Gómez-Torres… - … Coordination Chemistry III, 2021 - researchgate.net
Amidines, formamidines, and guanidines are molecules that each contain a Y-shaped XCN2
(XC ( NR)(NR′ 2)) core where each platform is differentiated by the X-substituent, whereby …

Synthesis and Structural Characterisation of Dinuclear Aluminium Complexes Supported by NNO‐Tridentate Schiff‐Base Ligands and Their Catalysis in the Ring …

X Yu, Z Wang, Z Han - ChemistrySelect, 2021 - Wiley Online Library
In this study, we prepared a series of dinuclear aluminium complexes {Bis {2‐OAlMe2‐3‐
CH= N [CH2CH2N (CH3) 2]‐5‐CH3C6H2} CH2, Bis [2‐OAlMe2‐3‐CH= N (2‐PyCH2)‐5 …

Re-evaluation of the ring-opening polymerization of ε-caprolactone catalyzed by dialkylmagnesium reagents

S Ghosh, TN Nguyen, TT Thi, E Mejía - European Polymer Journal, 2019 - Elsevier
Herein we re-evaluate the synthesis of Poly (ε-caprolactone)(PCL) by ring-opening
polymerization (ROP) using simple dialkylmagnesium compounds as catalysts. This old …

Lithium Quinolyl‐Amidinates Efficiently Promoting Ring‐Opening Polymerization of ε‐Caprolactone: Synthesis and 7Li NMR Spectroscopic Studies

NM Rajendran, Y Xi, W Zhang, Y Sun… - European Journal of …, 2017 - Wiley Online Library
Lithium complexes (Li1–Li5) of tridentate quinolyl‐amidinate scaffolds were successfully
synthesized in high yields and characterized by 1H NMR spectroscopy and multinuclear …