The Steric Effect of trans-(1S,2S)-1-Substituted-2-(N,N-dialkyl- amino)-1-indanol Derivatives as Chi

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Optically active trans-(1S,2S)-1-substituted-2-(N,N-dialkylamino)-1-indanol derivatives have been prepared and used in the asymmetric addition of diethylzinc to aldehydes to give sec-alcohol in good yield with up to 93.1% enantiomeric excess.
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