| 摘要 |
Disclosed is a diagnostic for cancer, which contains, as an active ingredient, a compound that is represented by formula (I) and specifically produces fluorescence in cancer tissues in a short time when applied to a region where cancer tissues are suspected to be present. (In formula (I), R1 represents a hydrogen atom or a substituent; R2-R7 each represents a hydrogen atom, a hydroxy group, an alkyl group or a halogen atom; R8 and R9 each represents a hydrogen atom or an alkyl group; and X represents a C1-C3 alkylene group.) |
