N-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydronaphthalen-2-yl)-9,9'-spirobi[fluoren]-2-amine

N-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydronaphthalen-2-yl)-9,9'-spirobi[fluoren]-2-amine · CAS 3023862-87-2