Synonyms: 1,3,4-Oxadiazole,2-(4-biphenylyl)-5-phenyl- (6CI,8CI);2-(4-Biphenyl)-5-phenyl-1,3,4-oxadiazole;2-(4-Biphenylyl)-5-phenyl-1,3,4-oxadiazole;2-(p-Biphenyl)-5-phenyl-1,3,4-oxadiazole;2-Phenyl-5-(4-biphenylyl)-1,3,4-oxadiazole;2-Phenyl-5-(4'-biphenylyl)-1,3,4-oxadiazole;2-Phenyl-5-p-biphenylyl-1,3,4-oxadiazole;2-p-Biphenylyl-5-phenyl-1,3,4-oxadiazole;5-(4'-Biphenylyl)-2-phenyl-1,3,4-oxadiazole;5-p-Biphenylyl-2-phenyl-1,3,4-oxadiazole;NSC 24858;PBD;Phenyl-2-p-biphenylyl-5-oxadiazole-1,3,4;