Release of molecular cargo from polymer systems by mechanochemistry

R Küng, R Göstl, BM Schmidt - Chemistry–A European Journal, 2022 - Wiley Online Library
The design and manipulation of (multi) functional materials at the nanoscale holds the
promise of fuelling tomorrow's major technological advances. In the realm of …

Leveraging mechanochemistry for sustainable polymer degradation

S Aydonat, AH Hergesell, CL Seitzinger, R Lennarz… - Polymer Journal, 2024 - nature.com
Over 8 billion tons of plastic have been produced to date, and a 100% reclamation recycling
strategy is not foreseeable. This review summarizes how the mechanochemistry of polymers …

The tension-activated carbon–carbon bond

Y Sun, I Kevlishvili, TB Kouznetsova, ZP Burke… - Chem, 2024 - cell.com
Mechanical force drives distinct chemical reactions; yet, its vectoral nature results in
complicated coupling with reaction trajectories. Here, we utilize a physical organic model …

Force-induced near-infrared chromism of mechanophore-linked polymers

Q Qi, G Sekhon, R Chandradat… - Journal of the …, 2021 - ACS Publications
A near-infrared (NIR) mechanophore was developed and incorporated into a poly (methyl
acrylate) chain to showcase the first force-induced NIR chromism in polymeric materials …

Strain‐Driven Formal [1, 3]‐Aryl Shift within Molecular Bows

L Jiang, Z Peng, Y Liang, ZB Tang… - Angewandte Chemie …, 2023 - Wiley Online Library
Delving into the influence of strain on organic reactions in small molecules at the molecular
level can unveil valuable insight into developing innovative synthetic strategies and …

Force Transduction Through Distant Force‐Bearing Regioisomeric Linkages Affects the Mechanochemical Reactivity of Cyclobutane

EJ Flear, M Horst, J Yang, Y Xia - Angewandte Chemie, 2024 - Wiley Online Library
Fundamental understanding of mechanochemical reactivity is important for designing new
mechanophores. Besides the core structure of mechanophores, substituents on a …

Caged aiegens: Multicolor and white emission triggered by mechanical activation

Y Sun, K Wang, X Huang, S Wei… - Journal of the …, 2024 - ACS Publications
Aggregation-induced emission luminogens (AIEgens) that respond to mechanical force are
increasingly used as force probes, memory devices, and advanced security systems. Most of …

Shear-activation of mechanochemical reactions through molecular deformation

FH Bhuiyan, YS Li, SH Kim, A Martini - Scientific Reports, 2024 - nature.com
Mechanical stress can directly activate chemical reactions by reducing the reaction energy
barrier. A possible mechanism of such mechanochemical activation is structural deformation …

Bicyclo [2.2. 0] hexene: A Multicyclic Mechanophore with Reactivity Diversified by External Forces

S Ding, W Wang, A Germann, Y Wei, T Du… - Journal of the …, 2024 - ACS Publications
Polymer mechanochemistry has been established as an enabling tool in accessing
chemical reactivity and reaction pathways that are distinctive from their thermal counterparts …

The Restoring Force Triangle: A Mnemonic Device for Polymer Mechanochemistry

Y Sun, F Xie, JS Moore - Journal of the American Chemical …, 2024 - ACS Publications
In polymer mechanochemistry, mechanophores are specific molecular units within the
macromolecular backbone that are particularly sensitive to tension. To facilitate …