| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a compound useful as a dye excellent in solubility in an organic solvent. <P>SOLUTION: A compound expressed by formula (I) is provided. In formula (I), R<SP POS="POST">1</SP>and R<SP POS="POST">2</SP>each independently represents a hydroxy group or an amino group; R<SP POS="POST">3</SP>and R<SP POS="POST">5</SP>each independently represents a sulfo group or a carboxy group; R<SP POS="POST">4</SP>represents a hydrogen atom, a methyl group or an ethyl group; L represents a 1-8C alkane diyl group; X represents -CO-O-; R<SP POS="POST">6</SP>represents a hydrogen atom, halogen atom, 1-8C alkyl group, 1-8C alkoxy group, nitro group, cyano group or hydroxy group. <P>COPYRIGHT: (C)2013,JPO&INPIT |
