9,9'-Spirobi[9H-fluoren]-4-amine, N,N-bis(9,9-dimethyl-9H-fluoren-2-yl)-

9,9'-Spirobi[9H-fluoren]-4-amine, N,N-bis(9,9-dimethyl-9H-fluoren-2-yl)- · CAS 1450933-45-5