lithium hydroxide; dihydrogen peroxide; triethylamine 1.) CH2Cl2, -20 deg C, 10 min, 2.) THF, 0 deg C, 15 min; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts;

lithium hydroxide; dihydrogen peroxide; triethylamine 1.) CH2Cl2, -20 deg C, 10 min, 2.) THF, 0 deg C, 15 min; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts;

1: 62 percent / Et3N; 3 Angstroem molecular sieves / CH2Cl2 / 0 °C 2: 96 percent / LiOH*H2O; H2O2 / tetrahydrofuran / 0 °C View Scheme