477559-80-1Relevant articles and documents
Highly enantioselective copper-catalyzed conjugate addition of diethylzinc to enones using chiral spiro phosphoramidites as ligands
Zhou, Hai,Wang, Wen-Hu,Fu, Yu,Xie, Jian-Hua,Shi, Wen-Jian,Wang, Li-Xin,Zhou, Qi-Lin
, p. 1582 - 1584 (2003)
Novel monodentate chiral spiro phosphoramidite ligands have been readily synthesized in good yields from enantiomerically pure 1,1′-spirobiindane-7,7′-diol. The new ligands were highly efficient in the copper-catalyzed conjugate addition of Et2