1,1,2,2-Tetraphenyl-1,2-ethanediol 1,1,2,2-Tetraphenylethane-1,2-diol 1,1,2,2-Tetraphenylethylene glycol 1,2-Ethanediol, 1,1,2,2-tetraphenyl- 464-72-2 AI3-09213 Benzophenone pinacol Benzopinacol Benzopinacone Benzpinacol Benzpinacone EINECS 207-356-8 NSC 120377 Tetraphenyl-1,2-ethanediol Tetraphenylethylene glycol alpha,alpha'-Bibenzhydrol