Glyoxal bis-hydrazones: a new family of nitrogen ligands for asymmetric catalysis.
Lassaletta
José M
JM
Instituto de Investigaciones Químicas, c/ Americo Vespuccio s/n, 41092 Seville, Spain. jmlassa@cica.es
Alcarazo
Manuel
M
Fernández
Rosario
R