Alkyl chain regulation: distinctive odd–even effects of mechano-luminescence and room-temperature phosphorescence in alkyl substituted carbazole amide derivatives
Liangjing Tu, Weilong Che, Shu-Hui Li, Xiaoning Li, Yujun Xie, Zhen Li
Abstract
A series of carbazole amide derivatives with different lengths from methyl to octyl (CAC- N , N = 1–8). Compounds with even-numbered alkyl chains exhibit mechanoluminescence (ML) property, however, no ML is observed in the odd-numbered counterparts.
Topics & Concepts
AlkylCarbazoleAmidePhosphorescenceMaterials scienceLuminescencePhotochemistryMechanoluminescencePhotoluminescenceOrganic chemistryChemistryFluorescenceOptoelectronicsPhysicsQuantum mechanicsLuminescence and Fluorescent MaterialsMolecular Sensors and Ion DetectionPolydiacetylene-based materials and applications