Tetrahedron Letters p. 3517 - 3520 (1983)
Update date:2022-08-02
Topics:
Leyendecker, Francois
Laucher, Dominique
(2S)-Methoxymethyl-(4S)-thiotertiobutoxy-N-pivaloyl pyrrolidine 6 used as ligand in chiral cuprates led up to 75percent e.e. in the β-methylation of chalcone.The observed determinant role of the amide carbonyl group in the asymmetric recognition is explai
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