Cold as well as [3H]-labelled substrates and metabolites IX - XI, XV, XVI, XX - XXII, XXIV, XXV and XXVIII were prepared by catalytic hydrogenation of epitestosterone (VIII) and ∆1-dehydroepitestosterone (XIII). The key step in the preparation of compound XXVIII was reaction of 3β-tosylates XXVI and XXX with potassium nitrite in dimethyl sulfoxide.
冷以及[
3H]-标记底物和代谢物 IX - XI, XV, XVI, XX - XXII, XXIV, XXV 和 XXVIII 通过对雄甾二酮 (VIII) 和 ∆
1-去氢雄甾二酮 (XIII) 进行催化氢化制备。化合物 XXVIII 的制备关键步骤是将 3β-对
甲苯磺酸酯 XXVI 和 XXX 与
亚硝酸钾在
二甲基亚砜中反应。