Viktorija Miseljic, R. Nacif-Pimenta and Brian H. Northrop*,
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Modular Synthesis of Phenazine-Based Aggregation-Induced Emission Materials
The facile condensation of bis(triphenylethylene)-functionalized ortho-phenylenediamine with ortho-quinones gives phenazine-based luminogens in high yield. Fluorescence studies demonstrate that each of the four new phenazine derivatives displays aggregation-induced emission (AIE) behavior in THF solutions containing ≥60% water. The sizes and structures of aggregates have been investigated further by dynamic light scattering, confocal microscopy, and scanning electron microscopy, each showing a decrease in the size of roughly spherical particles with increasing percentage of water.
期刊介绍:
Organic Letters invites original reports of fundamental research in all branches of the theory and practice of organic, physical organic, organometallic,medicinal, and bioorganic chemistry. Organic Letters provides rapid disclosure of the key elements of significant studies that are of interest to a large portion of the organic community. In selecting manuscripts for publication, the Editors place emphasis on the originality, quality and wide interest of the work. Authors should provide enough background information to place the new disclosure in context and to justify the rapid publication format. Back-to-back Letters will be considered. Full details should be reserved for an Article, which should appear in due course.