(S)-(+)-2,2-Bis[di(3,5-di-t-butyl-4-methoxyphenyl)phosphino]-6,6-dimethoxy-1,1-biphenyl,min.97%;(S)-(+)-2,2-Bis[di(3,5-di-t-butyl-4-methoxyphenyl)phosphino]-6,6-dimethoxy-1,1-biphenyl, min. 97%;(S)-(+)-2,2-Bis[di-(3,5-di-tert-butyl-4-methoxy-phenyl)phosphino]-(diphenylphosphino)-6,6-dimethoxy-1,1-biphenyl;[(1S)-6,6-Dimethoxy[1,1-biphenyl]-2,2-diyl]bis[bis[3,5-bis(1,1-dimethylethyl)-4-methoxyphenyl]phosphine;(S)-3,5-t-Bu-4-MeO-MeOBIPHEP;SL-A109-2