Synonyms: Carbazole,1,2,3,4-tetrahydro- (6CI,7CI,8CI); 1,2,3,4-Tetrahydro-9H-carbazole;1,2,3,4-Tetrahydrocarbazole; 1H-Indole, 2,3-(1,4-butanediyl)-;2,3,4,9-Tetrahydro-1H-carbazole; 2,3,4,9-Tetrahydro-1H-carbazole;2,3-Tetramethylene-1H-indole; 2,3-Tetramethyleneindole;5,6,7,8-Tetrahydro-9H-carbazole; NSC 17329