Application
The purpose of Tris[N,N,N,N-tetramethylguanidinium][tris(1S)-(1,1-binaphalene)-2,2-diolato]ytterbate Yb-HTMG-B is to serve as a highly effective catalyst in a variety of asymmetric reactions, including the Michael addition of 1,3-dicarbonyl compounds to enones, the aza-Michael addition of methylhydroxylamine to chalcone derivatives, and the direct aldol reaction between acetophenone and pivaldehyde.