| 摘要 |
Disclosed herein are a coloring compound represented by the general formula: A-L<SUB>1</SUB>-X-L<SUB>2</SUB>-B (1) wherein A is a coloring moiety, B is a stabilizing moiety having fading-preventing ability, L1 and L2 are linkers for linking A, X and B by covalent bonding and denote, independently of each other, any group of -O-, -CO-, -OCO-, -NR<SUB>1</SUB>- (in which R1 is a group selected from hydrogen, alkyl, aryl and aralkyl groups), -NHCO-, -NHCOO-, -NHCONH-, -NHCSNH-, -SO-, -SO<SUB>2</SUB>-, -SO<SUB>2</SUB>NH-, -S-, -SS- and -CH2-, with the proviso that L1 and L2 are not -CH<SUB>2</SUB>- at the same time, and X is a spacer moiety and denotes any group of an alkylene group having 1 to 10 carbon atoms, an alkenylene group having 2 to 10 carbon atoms, an alkynylene group having 2 to 10 carbon atoms, an alkoxyalkylene group having 1 to 10 carbon atoms, a cycloalkylene group having 5 to 7 carbon atoms, an arylene group having 6 to 10 carbon atoms and a pyranose type saccharide having I to 7 saccharide units, and a recording material using the coloring compound as a coloring material.
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