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Diastereoselective Ce(OiPr)(3)-Catalyzed Pinacol Couplings of Aldehydes
1Fakultät für Chemie Universität Konstanz, Universitätsstrasse 10 78464 Konstanz (Germany).
Angewandte Chemie (International Ed. in English)
|February 12, 2000
Abstract:
Aliphatic aldehydes as well as aromatic aldehydes can be converted by means of cerium-catalyzed pinacol coupling [Eq. (1)]. The coupling reaction products can be isolated with good to very good diastereoselectivities in favor of rac isomers (rac:meso>88:12). R=alkyl, aryl.