| 摘要 |
PROBLEM TO BE SOLVED: To provide a fluorescent probe which can measure hydrogen sulfide with high sensitivity and specifically.SOLUTION: This invention relates to a compound represented by formula (I) or salt thereof. In the formula, Ris a group represented by formula (A); Ris a hydrogen atom or a univalent substituent; Rand Rare a hydrogen atom or a halogen atom; Rand Rare a hydrogen atom, an alkyl carbonyl group or the like; Ris a hydrogen atom, an alkyl group or the like; Rand Rare a hydrogen atom, a halogen atom, or -(CH)-N(R)(R), where x is an integer of 1-4. |
