| abstract |
An esculetin compound, an intermediate thereof, anprocess for manufacturing an esculetin compound, and annantifungal composition for agriculture and horticulture andnan herbicide comprising an esculetin compound or annintermediate thereof are provided. The process fornmanufacturing an esculetin compound is a low-cost, high-yield,nand industrially practicable process, and comprisesnthe following step. n A process for manufacturing an esculetin compound ofnthe formula (2):n ncharacterized by cyclizing a trihydroxybenzaldehyde compoundnof the formula (1):n nin an aprotic polar solvent in the presence of a weak base,nwith acetic anhydride or the like. |