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Co-crystal compound using fluoran compound and 4,4'-sulfonyldiphenol derivative and use thereof
Co-crystal compound using fluoran compound and 4,4'-sulfonyldiphenol derivative and use thereof
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机译:使用荧烷化合物和4,4'-磺酰基二酚衍生物的共晶化合物及其用途
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摘要
PROBLEM TO BE SOLVED: To provide a novel cocrystal compound, and a near-infrared ink as an anti-counterfeit ink comprising the same.SOLUTION: This invention relates to a cocrystal compound comprising a specific fluoran compound and a specific 4,4'-sulfonyldiphenol derivative. The fluoran compound is preferably 3-dibutylamino-6-methyl-7-anilinofluoran, and the 4,4'-sulfonyldiphenol derivative is preferably 3,3'-diallyl-4,4'-dihydroxydiphenylsulfone.SELECTED DRAWING: None
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