Chiral tridentate Schiff base ligands were prepared from L-tert-Leucine and used as catalysts in the asymmetric Henry reaction in the presence of Cu(II) ions. Moderate enantiomeric excesses (up to 66%) and yields (up to 76%) of the desired \beta-nitroalcohols were obtained.
KORKMAZ, NESLİHAN; ASTLEY, DEMET; and ASTLEY, STEPHEN THOMAS
"Tridentate ligands derived from L-tert-Leucine for the Cu(II) mediated asymmetric Henry reaction,"
Turkish Journal of Chemistry: Vol. 35:
3, Article 2.
Available at: https://journals.tubitak.gov.tr/chem/vol35/iss3/2