350035-37-9Relevant articles and documents
New C2-symmetric chiral disulfide ligands derived from (R)-cysteine
Braga, Antonio L,Appelt, Helmoz R,Schneider, Paulo H,Rodrigues, Oscar E.D,Silveira, Claudio C,Wessjohann, Ludger A
, p. 3291 - 3295 (2001)
Several sulfur-containing optically active C2-symmetrical ligands have been synthesized from (R)-cysteine and applied successfully as chiral catalysts in the asymmetric addition of diethylzinc to aldehydes. The resulting secondary alcohols could be obtained in good yields and excellent enantiomeric excess.