hydrogen; platinum(IV) oxide in ethanol

NOBF4; triethylamine 1.) CH2Cl2, -10 deg C, 2.) CH2Cl2, RT, 0.5 h; Multistep reaction;

nitrosyl chloride 1.) CH2Cl2, 15 min, -30 deg C, 2.) from -20 deg C to room temp.; 12 h, room temp.; Yield given. Multistep reaction. Title compound not separated from byproducts;

nitrosyl chloride 1.) CH2Cl2, 1 h, -30 deg C; 2 h, 0 deg C, 2.) 12 h; Yield given. Multistep reaction;