A novel chiral dithiane alcohol ligand, based on chiral cyclopropane-backbone, was easily prepared from (–)-
1R-cis-caronaldehyde. The chiral ligand was used in asymmetric ethylation of aromatic aldehydes to afford the corresponding
secondary alcohols with moderate to good enantioselectivity.
Keywords: Asymmetric, cyclopropane-backbone, chiral ligand, diethylzinc addition, dithiane alcohol, catalysis, structurally diverse, enantioselectivities, potential, Bruker Tensor 27 spectrometer
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