sodium acetate T=100°C; Yield given;

1: methyl 1-thio-β-L-fucopyranoside With sodium hydride in N,N-dimethyl-formamide; paraffin oil T=0°C; 1 h; 2: benzyl bromide in N,N-dimethyl-formamide; paraffin oil T=0 - 20°C; 24 h;

1.1: sodium hydride / N,N-dimethyl-formamide; paraffin oil / 1 h / 0 °C 1.2: 24 h / 0 - 20 °C 2.1: N-bromosuccinmide; water / acetone / 3 h / 20 °C View Scheme