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Schlagwörter:
Amino acids; amine oxides; [2;3]-sigmatropic rearrangement; diastereoselectivity
Zusammenfassung:
Chiral γ-N,N-dibenzylamino, α,β-unsaturated esters 1 are oxidized by m-chloro perbenzoic acid to form the amine oxides 2 which undergo a [2,3]-sigmatropic rearrangement with complete 1,3-transfer of chirality.