1: N-lt;(S)-1-phenylethylgt;(trimethylsilyl)amine With n-butyllithium in diethyl ether; hexane T=-35 - 20°C; 2: chloro-diphenylphosphine in diethyl ether; hexane T=-35 - 20°C; 7 h;

1.1: n-BuLi / diethyl ether; hexane / 1 h / -35 °C 2.1: n-BuLi / diethyl ether; hexane / -35 - 20 °C 2.2: 1.22 g / diethyl ether; hexane / 7 h / -35 - 20 °C View Scheme

1: (S)-1-phenyl-ethylamine With n-butyllithium; chloro-trimethyl-silane in diethyl ether T=0°C; Inert atmosphere; 2: chloro-diphenylphosphine With n-butyllithium in diethyl ether T=-30°C; Inert atmosphere;

1: n-butyllithium / diethyl ether; hexane / 0.25 h / -35 °C / |Inert atmosphere; |Schlenk technique 2: n-butyllithium / hexane / |Inert atmosphere; |Schlenk technique View Scheme

n-butyllithium in hexane Inert atmosphereSchlenk technique;