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    • 9. 发明授权
    • Radiosensitizing diamines and their pharmaceutical preparations
    • 放射增敏二胺及其药物制剂
    • US5700825A
    • 1997-12-23
    • US414272
    • 1995-03-31
    • Kurt G. HoferLi-xi Yang
    • Kurt G. HoferLi-xi Yang
    • A61K31/415A61P35/00C07C211/22C07D233/91C07D233/95C07F15/00
    • C07C211/22C07D233/95C07F15/0093
    • A compound comprising a diamine containing from 2-4 electron-affinic radiosensitizing functional groups or a salt thereof is provided. In a preferred embodiment the compound has the formula ##STR1## wherein A comprises a carbon chain having from about 2-10 carbons in the chain, R.sup.1, R.sup.2, R.sup.3, and R.sup.4 are H, or T, T is ##STR2## wherein A' comprises a carbon chain having from about 1-8 carbons in the chain, R.sup.5 is H, lower alkyl, or halo, and R.sup.6 is H, lower alkyl, halo or nitro, provided that at least one of R.sup.1 and R.sup.2, and at least one of R.sup.3 and R.sup.4 is T. Intermediates for, pharmaceutical compositions containing, methods for making and methods for using such compounds to radiosensitize and kill hypoxic tumor cells are also provided.
    • 提供包含含有2-4个电子亲和性放射增敏官能团的二胺或其盐的化合物。 在一个优选的实施方案中,化合物在链中具有约2-10个碳的化学式,R 1,R 2,R 3和R 4为H,或T,T为(2)其中A'包含碳 在链中具有约1-8个碳的链,R 5是H,低级烷基或卤素,并且R 6是H,低级烷基,卤素或硝基,条件是R 1和R 2中的至少一个以及R 3中的至少一个 还提供了含有药物组合物的中间体,其制备方法以及使用这些化合物放射增敏和杀死缺氧肿瘤细胞的方法。