potassium hydroxide; naphthoquinone imidazolin-2-ylidene-palladium(0) in 1,4-dioxane T=100°C; Buchwald-Hartwig amination; 16 h;

1: N-phenyl-N,N-di(2-hydroxyethyl)amine With sodium hydride in tetrahydrofuran T=20°C; 1 h; 2: dimethyl sulfate in tetrahydrofuran T=20°C;