1,1,2,3,3,5-Hexamethylindan 1,1,2,3,3,5-Hexamethylindane 1,1,2,3,3,6-Hexamethylindan 1H-Indene, 2,3-dihydro-1,1,2,3,3,5-hexamethyl- 4834-28-0 EINECS 225-416-1 Indan, 1,1,2,3,3,5-hexamethyl- NSC 16815