T=800°C; P=0.005 Torr; 0.333333 h; Product distributionMechanism;

1: (S*,S*)-α,α'-dimethyldibenzylamine With n-butyllithium in tetrahydrofuran; hexane T=-78 - -30°C; Inert atmosphere; 2: 2-chlorodibenzolt;d,fgt;-1,3,2-dioxaphosphepan in tetrahydrofuran; hexane T=-78 - 20°C; Inert atmosphere;

1: (S*,S*)-α,α'-dimethyldibenzylamine With triethylamine; phosphorus trichoride in tetrahydrofuran T=20°C; 3 h; 2: 2,2'-dihydroxy-1,1'-biphenyl in tetrahydrofuran T=20°C;

1: PCl3; triethylamine / toluene / 6 h / 70 °C 2: triethylamine / tetrahydrofuran; toluene / -78 - 20 °C View Scheme