E 8111 (OTTO) 2-Ethylhexyl bromide, 95% Cas 18908-66-2 - used in the synthesis of methoxy-4-(2-ethylhexyloxy)benzene, 1-bromo-4-(2?-ethylhexyloxy)benzene and 3,6-diaryl substituted 9-alkylcarbazoles as hole transporting materials for various organic light emitting devices.