1,2-Bis(p-methoxyphenyl)ethane 1657-55-2 4,4'-Dimethoxybibenzyl 4,4'-Dimethoxydibenzyl 4,4'-Dimethoxydiphenylethane Benzene, 1,1'-(1,2-ethanediyl)bis[4-methoxy- Bibenzyl, 4,4'-dimethoxy- Ethane, 1,2-bis(p-methoxyphenyl)- NSC75578