Fast relaxing red and near-IR switchable azobenzenes with chalcogen and halogen substituents: periodic trends, tuneable thermal half-lives and chalcogen bonding
Aidan Kerckhoffs, Kirsten E. Christensen, Matthew J. Langton
Abstract
The synthesis of red-shifted azobenzenes functionalised with heavy chalcogen and halogen substituents is reported, enabling photo-switching with red and near IR light and Z → E thermal isomerization rates spanning seven orders of magnitude.
Topics & Concepts
ChalcogenHalogenHalogen bondMaterials scienceThermalCrystallographyChemistryNanotechnologyOrganic chemistryPhysicsAlkylMeteorologyPhotochromic and Fluorescence ChemistryPhotoreceptor and optogenetics researchSupramolecular Self-Assembly in Materials