128-38-1 4,4'-Biphenyldiol, 3,3',5,5'-tetra-tert-butyl- 4,4'-Bis(2,6-di-tert-butylphenol) Ethyl 712 NSC14479 [1,1'-Biphenyl]-4,4'-diol, 3,3',5,5'-tetrakis(1,1-dimethylethyl)-