1: 3-phenylpropaldehyde oxime With N-chloro-succinimide in chloroform T=20°C; 0.333333 h; 2: polystyrene-supported vinyl selenide With triethylamine in dichloromethane T=20°C; 12 h; 3: With dihydrogen peroxide in tetrahydrofuran T=20°C; 0.5 h; Further stages.;

1: With triethylamine in chloroform T=20°C; 12 h; 2: With dihydrogen peroxide in chloroform T=20°C; 0.333333 h;

1.1: N-chlorosuccinimide / CHCl3 / 0.33 h / 20 °C 2.1: Et3N / CHCl3 / 12 h / 20 °C 2.2: aq. H2O2 / CHCl3 / 0.33 h / 20 °C View Scheme

(i) nBuLi, THF, hexane, (ii) /BRN= 605365/, (iii) aq. H2SO4; Multistep reaction;