The method of manufacturing of 7-ethyl-10-hydroxycamptothecin of formula I characterized in that 7-ethyl-1,2,6,7-tetrahydrocampotothecin of formula IV is oxidized with an oxidizing agent selected from the group coprising iodosobenzene, an ester of iodosobenzene, sodium periodate, potassium periodate, potassium peroxodisulfate and ammonium peroxodisulfate, in a solvent formed by a saturated aliphatic monocarboxylic acid containing 1 to 3 carbon atoms, and in the presence of water.
公式I的
7-乙基-10-羟基喜树碱的制备方法特征在于:使用公式IV的7-乙基-1,2,6,7-四氢
喜树碱,通过在含有1到3个碳原子的饱和脂肪族一元
羧酸溶剂和
水的存在下,使用从以下组合中选择的氧化剂,包括
碘代苯,
碘代苯酯,
过碘酸钠,
过碘酸钾,过
硫酸过
钾和过
硫酸铵,将其氧化。