50995-78-3Relevant academic research and scientific papers
Coumarin derivatives
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, (2008/06/13)
Coumarin compounds of the formula: STR1 in which R represents an alkyl group containing 1 to 5 carbon atoms, either unsubstituted or substituted by a non-ionic and non-chromophoric group, one of the substituents R1 or R2 represents a triazole radical, and the other represents hydrogen or a halogen, or an alkyl group containing from 1 to 3 carbon atoms, the triazole radical being unsubstituted or substituted by one or two substituents consisting of an alkyl group containing from 1 to 3 carbon atoms or an aryl group; processes for their preparation and their use as fluorescent brightening agents for polyester fibres.
