Aminocarboxylic acids (hydrazinocarboxylic acids) and esters P 0270Co-Catalyst Enhancement of Enantioselective PTC Michael Additions Involving Glycine Imines. -2,4,6-Trimethylphenol as a co-catalyst greatly improves the efficiency of the KOH-mediated addition reaction of glycine imine (I) to Michael acceptors (II) in the presence of a chiral cinchona phase-transfer catalyst. -(LYGO*, B.; BEYNON, C.; LUMLEY, C.; MCLEOD, M. C.; WADE, C. E.; Tetrahedron Lett. 50 (2009) 26, 3363-3365; Sch. Chem., Univ. Nottingham, Nottingham NG7 2RD, UK; Eng.) -Mais 40-052
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