Synonyms: Phosphine,(1S)-[1,1'-binaphthalene]-2,2'-diylbis[bis(4-methylphenyl)- (9CI);Phosphine,[1,1'-binaphthalene]-2,2'-diylbis[bis(4-methylphenyl)-, (S)-;(-)-Tol-BINAP;(1S)-[1,1'-Binaphthalene]-2,2'-diylbis[bis(4-methylphenyl)phosphine];(S)-2,2'-Bis[bis(4-methylphenyl)phosphino]-1,1'-binaphthyl;(S)-2,2'-Bis[bis(4-tolyl)phosphino]-1,1'-binaphthyl;(S)-4-Me-BINAP;(S)-Tol-BINAP;