Keywords: Asymmetric catalysis; Chirality; Titanium; 1,2-Additions; Carbon nucleophiles; Carbonyl compounds; Ad; adamantyl; Ar; aryl; BDMAEE; 2,2â²-oxy-bis(N,N-dimethylethanamine); BINOL; 1,1â²-bi-2-naphthol; Bn; benzyl; BTME; 1,2-bis(trimethoxysilyl)ethane; Cy;