T 7477 (OTTO) 1,3,5-Tris(4-aminophenyl)benzene, 93% Cas 118727-34-7 - used in the synthesis of biphenyls under mild conditions. T 7477 (OTTO) 1,3,5-Tris(4-aminophenyl)benzene, 93% Cas 118727-34-7 - useful reagent for catalytic asymmetric synthesis of chiral covalent compounds.