1: pyridinium methanesulfonate With trifluoromethanesulfonic acid anhydride; triphenyl-phosphine oxide in dichloromethane 2: 1-amino-2-propene With triethylamine in dichloromethane T=0 - 20°C;

triethylamine in dichloromethane T=20°C; Inert atmosphere;

magnesium in methanol T=20°C; 72 h;

[Cu(μ-OH)(tmeda)]2Cl2; caesium carbonate in acetonitrile T=20°C; 4 h;

N,N,N',N'-tetramethyl-7,8-dihydro-6H-dipyrido[1,2-a;2',1'-c][1,4] diazepine-2,12-diamine in N,N-dimethyl-formamide T=20°C; 72 h; GloveboxUV-irradiation;