The present invention provides 2,6-dinitrogen-containing substituted purine compounds of formula (A) or salts or solvates thereof or the solvates of salts thereof, as well as pharmaceutical compositions containing such compounds. The compounds of the present invention have the characteristics of lower toxicity, broad anticancer spectrum, higher anticancer activity, good stability and the like. The compounds are useful for the manufacture of an antitumor medicament. The present invention also provides a process for preparing these compounds.
本发明提供了具有式(A)的
2,6-二氮代取代
嘌呤化合物或其盐或溶剂合物或其盐的溶剂,以及含有这种化合物的药物组合物。本发明的化合物具有低毒性、广泛的抗癌谱、较高的抗癌活性、良好的稳定性等特点。这些化合物可用于制造
抗肿瘤药物。本发明还提供了制备这些化合物的方法。