hydroxylamine in water; isopropyl alcohol T=110°C; 18.0833 h; Inert atmosphere;

catalyst: Ni(COD)2-Ph2P(CH2)3PPh2 in toluene alkynylstannane and 1,2-diene (molar ratio 1:3) reacted in toluene in presence of Ni complex (0.05 equiv.) and phosphine (0.05 equiv.) at 50°C for 60 h; detd. by (119)Sn NMR spectra;