126227-56-3Relevant articles and documents
STEREOSELECTIVE ADDITION OF CYANIDE ION TO CHIRAL RHENIUM ?-ALDEHYDE COMPLEXES OF THE FORMULAE 5-C5H5)Re(NO)(PPh3)(η2-O=CHR)>+ BF4-; A NEW SYNTHESYS OF OPTICALLY ACTIVE CYANOHYDRIN DERIVATIVES
Garner, Charles M.,Fernandez, Jesus M.,Gladysz, J. A.
, p. 3931 - 3934 (1989)
Reaction of optically active aldehyde complexes (+)-(RS)-5-C5H5)Re(NO)(PPh3)(η2-O=CHR)>+ BF4- and (CH3CH2)4N+ CN- gives cyanohydrin alkoxide complexes (+)-(η5-C5H5)Re(NO)(PPh3)(OCH(CN)R) (78-95percent) of 89-53percent de.The alkoxide ligands are then converted to optically active MTPA esters (96-85percent) of 90-56percent de.