hydrogenchloride in diethyl ether T=25°C; 12 h;

air 1.) acetonitrile, 45-50 deg C, 18 h; 2.) acetonitrile, ether; Yield given. Multistep reaction. Yields of byproduct given;

ammonium cerium(IV) nitrate 1.) HMPA, 45-50 deg C, 64 h; 2.) HMPA, water, ether; Yield given. Multistep reaction. Yields of byproduct given;

ammonium cerium(IV) nitrate; pentacarbonyl[(methoxy)(2-methoxyphenyl)carbene]chromium in tetrahydrofuran; diethyl ether T=45°C; variation of solvents and oxidant; Product distribution;