English alias:4'-Bromo-2,7-di-tert-butyl-9,9'-spirobi[fluorene];9,9'-Spirobi[9H-fluorene], 4'-bromo-2,7-bis(1,1-dimethylethyl)-;4′-Bromo-2,7-bis(1,1-dimethylethyl)-9,9′-spirobi[9H-fluorene];1365480-13-2;SCHEMBL15587211;G67155;4'-Bromo-2,7-bis(1,1-dimethylethyl)-9,9'-spirobi[9H-fluorene]