Recent Advances in Sequence‐Controlled Ring‐Opening Copolymerizations of Monomer Mixtures

X Wang, Z Huo, X Xie, N Shanaiah… - Chemistry–An Asian …, 2023 - Wiley Online Library
Transforming renewable resources into functional and degradable polymers is driven by the
ever‐increasing demand to replace unsustainable polyolefins. However, the utility of many …

Mechanistic Insights into Selective Indium-Catalyzed Coupling of Epoxides and Lactones

K Hosseini, C Goonesinghe, H Roshandel… - ACS …, 2023 - ACS Publications
Spiro-orthoesters, produced from the coupling of lactones and epoxides, are presequenced
monomers capable of generating alternating poly (ether-alt-esters) after ring-opening …

Rethinking the Lewis Acidity of Cationic Gallium and Indium Catalysts

C Goonesinghe, HJ Jung, IO Betinol, JR Gaffen… - ACS …, 2023 - ACS Publications
Indium compounds are commonly considered weaker Lewis acids than their gallium
counterparts. We explore the difference in Lewis acidity of the cationic dialkylgallium [GaR2 …

Synthesis of High-Molecular-Weight Poly(ether-alt-ester) by Selective Double Ring-Opening Polymerization of Spiroorthoesters

HJ Jung, C Goonesinghe, Z Zhang, J Chang… - ACS Macro …, 2024 - ACS Publications
We report the selective double ring-opening polymerization of presequenced
spiroorthoester monomers to form high-molecular-weight (≈ 90 kDa) poly (ether-alt-ester) s …

Preparation of Chemically Recyclable Poly(ether-alt-ester) by the Ring Opening Polymerization of Cyclic Monomers Synthesized by Coupling Glycolide and Epoxides

F Ren, ZZ Liang, MX Niu, CY Hu, X Pang - Chinese Journal of Polymer …, 2024 - Springer
Polyester and polyether are two key oxygenated polymers, and completely alternative
sequence of poly (ester-alt-ether) could efficiently combine the advantages (including …

Hemilabile ligands supporting cationic indium complexes: tuning reactivity in catalysis

C Goonesinghe - 2023 - open.library.ubc.ca
Over the years, numerous neutral indium catalysts have been studied for polymerization
reactions. However, recent research conducted by Mehrkhodavandi and co-workers has …