Abstract
The synthesis and fluorescence properties of new highly fluorescent nucleosides are reported. 6-Chloro-2,3-napthalimides activated with benzotriazole and chlorine label nucleosides quickly and efficiently in yields of 70-82%: the products exhibit quantum efficiencies of 10-94% in solvents of diverse polarity. (C) 2010 Elsevier Ltd. All rights reserved.