sodium chloride in water T=185°C; 0.0833333 h; Microwave irradiation;

amberlyst-15 in water; acetone Heating;

1: acetylacetone With n-butyllithium; sodium hydride in tetrahydrofuran; hexane T=0°C; 0.333333 h; 2: 1-bromo-3-phenyl-propane in tetrahydrofuran; hexane 2 h;

1: 50 percent / Al2O3 / 1.) 0 deg C, 70 min; 2.) RT; 3.) CH2Cl2, 50 deg C 2: 55 percent / aq. NaOAc, sodium hypophosphite / Raney-nickel / ethanol; acetic acid / 3 h / 50 °C / pH=5.0 3: 87 percent / Amberlyst-15 / acetone; H2O / Heating View Scheme

1: 55 percent / aq. NaOAc, sodium hypophosphite / Raney-nickel / ethanol; acetic acid / 3 h / 50 °C / pH=5.0 2: 87 percent / Amberlyst-15 / acetone; H2O / Heating View Scheme

ammonium cerium(IV) nitrate in acetonitrile T=20°C; 4 h;