14400-67-0 149310-61-2 2,5-Dimethyl-3(2H)-furanone 2,5-Dimethyl-3(2H)-furanone (natural) 2,5-Dimethylfuran-3(2H)-one 3(2H)-Furanone, 2,5-dimethyl- EINECS 238-365-5