dihydrogen peroxide; ammonium chloride in diethyl ether; water 16 h;

1: With n-butyllithium; diisopropylamine in tetrahydrofuran T=-78°C; 2 h; Inert atmosphereSchlenk technique; 2: With boric acid trimethyl ester in tetrahydrofuran T=-78°C; 2 h; Inert atmosphereSchlenk technique; 3: With dihydrogen peroxide; ammonium chloride in diethyl ether; water T=20°C; 4 h;

boric acid trimethyl ester; ammonium chloride; dihydrogen peroxide 1.) THF, -75 deg C, 2 h, 2.) ether, 4 h; Yield given. Multistep reaction;

Pseudomonas putida UV4; oxygen Enzymatic reaction; Product distribution; Further Variations:Reagents;

hydrogenchloride 24 h; Heating;