Synonyms: Phosphine,[(2,2-dimethyl-1,3-dioxolane-4,5-diyl)bis(methylene)]bis[bis(4-methoxy-3,5-dimethylphenyl)-,(4R-trans)-; Phosphine,[[(4R,5R)-2,2-dimethyl-1,3-dioxolane-4,5-diyl]bis(methylene)]bis[bis(4-methoxy-3,5-dimethylphenyl)-(9CI); (+)-MOD-DIOP; (R,R)-MOD-DIOP