1: 3-benzoylthiopyridine With trichloroisocyanuric acid; N-benzyl-N,N,N-trimethyl-ammonium chloride; sodium carbonate in water; acetonitrile T=0°C; 0.333333 h; 2: morpholine in water; acetonitrile T=0 - 20°C; 0.333333 h;

1: PCl5 / 3 h / Heating 2: benzene / 0.5 h / 0 °C View Scheme

1.1: copper(l) iodide; 1,10-phenanthroline; N-ethyl-N,N-diisopropylamine / toluene / 16 h / Reflux 2.1: trichloroisocyanuric acid; N-benzyl-N,N,N-trimethyl-ammonium chloride; sodium carbonate / water; acetonitrile / 0.33 h / 0 °C 2.2: 0.33 h / 0 - 20 °C View Scheme

in benzene T=0°C; 0.5 h; Yield given;

n-butyllithium; diisopropylamine 1.) Et2O, -70 deg C, 1 h; 2.) Et2O, -70 deg C, 2 h; Yield given. Multistep reaction;