PERIMIDONE RING-CONTAINING NAPHTHALIMIDE COMPOUND, METHOD FOR PRODUCING THE SAME AND BLUE FLUORESCENT COLORING MATTER

PROBLEM TO BE SOLVED: To obtain a perimidone ring-containing new naphthalimide compound useful as fluorescent brighteners or organic electroluminescent luminous materials, to provide a method for producing the compound and to obtain a blue fluorescent coloring matter. SOLUTION: This perimidone ring-...

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