sodium methylate; 1,3-bis(2,4,6-trimethylphenyl)imidazolinium chloride; copper(l) chloride in tetrahydrofuran T=22°C; 24 h; Inert atmosphere;

tetrakis(triphenylphosphine) palladium(0) in tetrahydrofuran 2 h; Heating;

1: allenylB(pin) With C57H66N2O3S; sodium methylate; copper(l) chloride in tetrahydrofuran T=22°C; 1.33333 h; Inert atmosphere; 2: diethyl (E)-3-phenyl-2-propen-1-yl phosphate in tetrahydrofuran T=22°C; 24 h; Inert atmosphere; optical yield given as percent eeenantioselective reaction;

C57H66N2O3S; sodium methylate; copper(l) chloride in tetrahydrofuran T=22°C; 0.4 h; Inert atmosphere; optical yield given as percent eeenantioselective reaction;