N-ethyl-N,N-diisopropylamine; trichlorophosphate T=115°C; 3 h;

1: 12 h / 170 °C 2: trichlorophosphate; N-ethyl-N,N-diisopropylamine / 3 h / 115 °C View Scheme

1.1: sodium hydride / toluene; mineral oil / 1 h / 15 - 20 °C 1.2: 48 h 2.1: tris-(dibenzylideneacetone)dipalladium(0); 2-dicyclohexylphosphino-1,1'-biphenyl; sodium t-butanolate / toluene / |Inert atmosphere 3.1: hydrogenchloride / 1,4-dioxane / 3 h / 20 °C View Scheme

1.1: sodium hydride / toluene; mineral oil / 1 h / 15 - 20 °C 1.2: 48 h 2.1: tris-(dibenzylideneacetone)dipalladium(0); 2-dicyclohexylphosphino-1,1'-biphenyl; sodium t-butanolate / toluene / |Inert atmosphere 3.1: hydrogenchloride / 1,4-dioxane / 3 h / 20 °C 4.1: trichlorophosphate; N-ethyl-N,N-diisopropylamine / 2 h / 115 °C View Scheme