Tetrahedron Asymmetry p. 1411 - 1429 (1997)
Update date:2022-08-18
Topics:
Csuk, Rene
Schroeder, Christina
Hutter, Sonja
Mohr, Kristina
The zinc/silver-graphite mediated Dreiding-Schmidt reactions between aldehydes and the 2-bromomethyl-acrylate derived sultamamides (+)/(-)-28 or (+)/(-)-30 gave the corresponding substituted α-methylene-γ-butyrolactones with ee's up to 90%. Enantiomerically pure compounds were obtained by semipreparative HPLC using a chiral stationary phase.
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