Chiral Vinyl Anions for "Carbonyl Umpolung". Highly Stereoselective Addition of a Novel Enantiomerically Pure Vinyllithium Reagent to Aldehydes
The vinyllithium reagent 13 and its enantiomer are generated by a bromine/lithium exchange reaction starting from dibromoalkenes 11 and 12, both available from the corresponding enantiomer of ethyl lactate.When 13 is allowed to react with aldehydes or wit
Mahler, Hellmut,Braun, Manfred
p. 1379 - 1395
(2007/10/02)
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