| abstract |
A compound represented by the following general formula (IA) or (IB) (R 1 represents an electron withdrawing substituent, R 2 and R 3 represent a hydrogen atom or a halogen atom; R 4 and R 3 represent a hydrogen atom, an alkylcarbonyl group, or an alkylcarbonyloxymethyl group, and R 6 represents a hydrogen atom or an alkyl group) or a salt thereof, and a reagent for measuring hydrogen peroxide comprising the compound or a salt thereof. |