Synonyms:
1,1,2,2-tetraphenyl-1,2-diphosphaethane ; tetraphenyldiphosphane ; tetraphenylbiphosphine,98% ; diphosphine, tetraphenyl- ; tetraphenyldiphosphine ; 1,1,2,2-tetraphenyldiphosphine ; tetraphenylbiphosphine ; tetraphenylphosphine ; diphenyl(diphenylphosphino)phosphine