1,3,4-Oxadiazole, 2-(1,1'-biphenyl)-4-yl-5-(4-(1,1-dimethylethyl)phenyl)- 1,3,4-Oxadiazole, 2-(4-biphenylyl)-5-(p-tert-butylphenyl)- 15082-28-7 2-(4-Biphenylyl)-5-(4-tert-butylphenyl)-1,3,4-oxadiazole 2-(4-tert-Butylphenyl)-5-(4-biphenylyl)-1,3,4-oxadiazole 58740-23-1 79818-45-4 Butyl-PBD EINECS 239-135-7 NSC 158164