3β,17β-dihydroxy-17α-methylandrost-5-ene in hexane; toluene T=-78°C;

dipotassium peroxodisulfate; potassium iodide 1.) DMSO, 24 h, 2.) DMSO; Yield given. Multistep reaction;

triethylsilane; tert-Butylmercury(II) chloride; sodium thiosulfate 1.) DMSO, 12 h, 2.) DMSO; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts;

in tetrahydrofuran T=0 - 20°C; 16 h;

in diethyl ether T=20°C; Rate constant;