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    • 3. 发明授权
    • Method of making iron(III)gluconate complex
    • 制备葡萄糖酸铁(III)络合物的方法
    • US07005531B2
    • 2006-02-28
    • US10991748
    • 2004-11-18
    • Michael JustusRolf Hänseler
    • Michael JustusRolf Hänseler
    • C07F15/02A61K31/295
    • C07F15/025
    • The present invention refers to a method for making iron(III)gluconate complex, preferably alkali iron(III)gluconate complex. The method includes the following steps: (i) mixing a water soluble iron(III)salt in aqueous solution, simultaneously or in any desired sequence, with a member selected from gluconic acid, a water soluble salt of gluconic acid and combinations thereof, and a member selected from an alkali hydroxide, an alkali carbonate, an alkali hydrogen carbonate and combinations thereof, so that the reaction mixture has an acid value (pH-value) within the range of from 7.0 to 12, provided that when alkali hydroxide is used, gluconic acid or a water soluble salt of gluconic acid is provided at the beginning of the reaction or is added to the reaction mixture simultaneously with the alkali hydroxide; (ii) heating the reaction mixture until the iron(III)gluconate complex has formed; and (iii) adding an organic solvent which is miscible with water until the iron(III)gluconate complex is precipitated. The present invention also refers to pharmaceutical compositions including the iron(III)gluconate complex and methods of treating anemic conditions.
    • 本发明涉及制造葡萄糖酸铁(III)络合物,优选葡萄糖酸铁(III)络合物的方法。 该方法包括以下步骤:(i)将水溶性铁(III)盐同时或以任何所需的顺序与选自葡糖酸,葡萄糖酸的水溶性盐及其组合的成员混合,以及 选自碱金属氢氧化物,碱金属碳酸盐,碱金属氢氧化物及其组合的成员,使得反应混合物的酸值(pH值)在7.0至12的范围内,条件是当使用碱金属氢氧化物时 葡萄糖酸或葡萄糖酸的水溶性盐在反应开始时提供,或者与碱金属氢氧化物同时加入到反应混合物中; (ii)加热反应混合物直到葡萄糖酸铁配合物形成; 和(iii)加入与水混溶的有机溶剂,直到铁(III)葡萄糖酸铁配合物沉淀。 本发明还涉及包含葡萄糖酸铁(III)络合物和治疗贫血病症的方法的药物组合物。
    • 7. 发明申请
    • Method of making iron(III)gluconate complex
    • US20060069276A1
    • 2006-03-30
    • US11273183
    • 2005-11-14
    • Michael JustusRolf Hanseler
    • Michael JustusRolf Hanseler
    • C07F15/02
    • C07F15/025
    • The present invention refers to a method for making iron(III)gluconate complex, preferably alkali iron(III)gluconate complex. The method includes the following steps: (i) mixing a water soluble iron(III)salt in aqueous solution, simultaneously or in any desired sequence, with a member selected from gluconic acid, a water soluble salt of gluconic acid and combinations thereof, and a member selected from an alkali hydroxide, an alkali carbonate, an alkali hydrogen carbonate and combinations thereof, so that the reaction mixture has an acid value (pH-value) within the range of from 7.0 to 12, provided that when alkali hydroxide is used, gluconic acid or a water soluble salt of gluconic acid is provided at the beginning of the reaction or is added to the reaction mixture simultaneously with the alkali hydroxide; (ii) heating the reaction mixture until the iron(III)gluconate complex has formed; and (iii) adding an organic solvent which is miscible with water until the iron(III)gluconate complex is precipitated. The present invention also refers to pharmaceutical compositions including the iron(III)gluconate complex and methods of treating anemic conditions.