1: t-butyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl carbonate With diethylzinc in toluene T=70°C; 12 h; Inert atmosphere; 2: 3,4-dihydro-isoquinoline 2-oxide; diethylzinc With [(1S)-1-((S)-1-methylpropyl)-(2-morpholin-4-ylethyl)]carbamic acid tert-butyl ester in dichloromethane; toluene T=-30 - -20°C; 24.25 h; Inert atmosphere; 3: With methanol in dichloromethane; toluene T=-20°C; Inert atmosphere; optical yield given as percent eeenantioselective reaction;

in 2,2,2-trifluoroethanol T=100°C; 1 h; Microwave irradiation;