20140350227 | MULTI-FLUORESCENT SUBSTANCE INCLUDING NOVEL COUMARIN DERIVATIVE, AND LED LIGHT SOURCE-BASED MICROFLUORESCENT QUANTITATIVE BIOSENSOR FOR DIAGNOSIS USING SAME - The present invention relates to a novel coumarin derivative, to a method for preparing the same, and a multi-fluorescent substance that includes a plurality of the coumarin derivatives and is able to emit light using an LED light source. A novel coumarin derivative multi-fluorescent substance according to the present invention has an optimal emission wavelength band of 512 nm to 590 nm and thereby is effective in improving a signal intensity and stability since light emission using an LED light source is possible. | 11-27-2014 |