Synthesis of Some Coumarin Derivatives as Potential Laser Dyes

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Mohamed H. Elnagdi, Sanaa O. Abdallah, Khadiga M. Ghoneim, Elzeni M. Ebied and Kawser N. Kassab


Abstract

With a view to extend the tunability range and maximum output of the coumarin series of dyes, 15 new 3-substituted 7-hydroxycoumarins emitting in the blue-green region of the visible spectrum are synthesized, some of which show laser activity.


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