Substituent effects on the intermolecular interactions and emission behaviors in pyrene-based mechanochromic luminogens
Ze-Dong Yu, Xiaoxu Dong, Jing-Yi Cao, Wen-Xuan Zhao, Ge-Hua Bi, Chuan‐Zeng Wang, Tian Zhang, Shofiur Rahman, Paris E. Georghiou, Jian‐Bin Lin, Takehiko Yamato
Abstract
Two pyrene-based MCLs with sensitive and reversible mechanochromic properties and different optical phenomena were prepared. One displays ACQ properties, while the other shows obvious AEE properties with a >10-fold increased Φ FL amplitude.
Topics & Concepts
SubstituentPyreneMaterials scienceIntermolecular forcePhotochemistryIntermolecular interactionOrganic chemistryMoleculeChemistryLuminescence and Fluorescent MaterialsPorphyrin and Phthalocyanine ChemistryMolecular Sensors and Ion Detection