Synonyms: Biphenyl, 2-ethyl-;o-Ethylbiphenyl;1-Ethyl-2-phenylbenzene;2-Ethylbiphenyl;1,1'-Biphenyl, 2-ethyl-;1812-51-7;NSC75364;ETHYLBIPHENYL;Ethyl-1,1'-biphenyl;1,1'-Biphenyl, ethyl-;Biphenyl, 2-ethyl- (8CI);AC1L26J3;2-ETHYL-1,1'-BIPHENYL;EINECS 254-957-6;NSC 75364;NSC-75364;1,1'-Biphenyl, 2-ethyl- (9CI);40529-66-6;97666-36-9