Organic fluorescent material

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PROBLEM TO BE SOLVED : To provide an organic fluorescent material which has high solubility, is capable of fluorescing in either a solid state or in solution, has an enhanced fluorescence quantum efficiency and stability, can be easily and effectively synthesized, and may exhibit an excellent performance as light emitting material in bioimaging and organic EL applications.SOLUTION : The organic fluorescent material having a sulfonylaniline skeleton and being represented by general formula (1) is synthesized; in the formula, a substituents R, Rare each independently any one of an alkyl group, a fluoroalkyl group, a phenyl group, a halogen atom or a phenyl group substituted with an amino group or an alkoxy group, a naphthyl group, a thienyl group, a thienyl group substituted with a halogen atom, a thiazolyl group, a thiazolyl group substituted with a halogen atom, a pyridyl group, and a pyridyl group substituted with a halogen atom.)