Einecs 242-292-4, 5-(4-Chlorophenyl)-3,4-dihydro-2(5H)-furanone, 5-(4-chlorophenyl)dihydrofuran-2(3H)-one, 5-(4-Chlorophenyl)-4,5-dihydrofuran-2(3H)-one, 5-(4-Chlorophenyl)-4,5-dihydro-2(3H)-furanone, 5-(4-chloro-phenyl)-dihydro-furan-2-one, 5-(4-chloro-phenyl)-tetrahydrofuran-2-one, 5-(4-Chlor-phenyl)-dihydro-furan-2-on