95061-50-0Relevant articles and documents
Stereoselective Aldol Reactions with (R)- and (S)-2-Hydroxy-1,2,2-triphenylethyl Acetate and Related Glycol Monoacetates
Devant, Ralf,Mahler, Ulrike,Braun, Manfred
, p. 397 - 406 (2007/10/02)
The enolate 7a, formed by double deprotonation of the ester 5a, is added to aldehydes.The influences of the enolate gegenion, of the solvent, and of the reaction temperature on the ratio of the isomeric products 9:10 are studied.The highest degrees of dia
(R)- AND (S)-2-ACETOXY-1,1,2-TRIPHENYLETHANOL - EFFECTIVE SYNTHETIC EQUIVALENTS OF A CHIRAL ACETATE ENOLATE
Braun, Manfred,Devant, Ralf
, p. 5031 - 5034 (2007/10/02)
The enolate 3, easily available by double deprotonation of (R)-2-acetoxy-1,1,2-triphenylethanol (5), adds in a highly stereoselective manner to aldehides.Hydrolysis of the adducts 6/7 affods the acids 2.