Preparation of bi- and tridentate doubly P-chiral diphosphine dioxide ligands for asymmetric catalysis
作者:William W.-L Lam、Richard K Haynes、Lam.-Lung Yeung、Eric W.-K Chan
DOI:10.1016/0040-4039(96)00953-7
日期:1996.7
Syntheses of bi- and tridentatedoublyP-chiraldiphosphinedioxides through reaction of the individual enantiomers of optically pure lithiated tert-butylphenylphosphine oxide with different bifunctional electrophiles are described.