(R)-2-Diphenyphosphino-2'-ethyl-1,1'-binaphthyl

(R)-(+)-2-DIPHENYLPHOSPHINO-2'-ETHYL-1,1'-BINAPHTHYL

(S)-(-)-2-(DIPHENYLPHOSPHINO)-2'-ETHYL-1,1'-BINAPHTHYL

(r)-(2'-ethyl[1,1'-binaphthalen]-2-yl)diphenyl-phosphine