Synonyms: 2-Indolinone,3,3-dimethyl- (7CI,8CI); Oxindole, 3,3-dimethyl- (6CI);1,2-Dihydro-3,3-dimethyl-2-oxo-3H-indole; 1,3-Dihydro-3,3-dimethyl-2H-indol-2-one;2,3-Dihydro-3,3-dimethylindol-2-one; 3,3-Dimethyl-1,3-dihydro-2H-indol-2-one;3,3-Dimethyl-1,3-dihydroindol-2-one; 3,3-Dimethyl-2-indolinone;3,3-Dimethyl-2-indolone; 3,3-Dimethyl-2-oxo-2,3-dihydroindole; 3,3-Dimethyl-3H-indol-2-one;3,3-Dimethylindol-2(3H)-one; 3,3-Dimethyloxindole; NSC 226200