The present invention provides substituted cyclopenta and cyclopentyl pyrimidine bicyclic compounds of Formula III,
and 5,6-saturated and unsaturated
and pharmaceutically acceptable salts, prodrugs, solvates, and hydrates thereof, having antimitotic activity, anti-multidrug resistance activity, such as for example P-glycoprotein inhibition, and antitumor activity, and which inhibit paclitaxel sensitive and resistant tumor cells. Also provided are methods of utilizing these compounds for treating tumor cells and inhibiting mitosis of cancerous cells.
本发明提供了式III的取代环戊基和环戊基
嘧啶双环化合物,以及5,6-饱和和不饱和的药物可接受的盐、前药、溶剂化合物和
水合物,具有抗有丝分裂活性、抗多药耐药活性,例如P-糖蛋白抑制作用和抗肿瘤活性,并且抑制
紫杉醇敏感和耐药的肿瘤细胞。还提供了利用这些化合物治疗肿瘤细胞和抑制癌细胞有丝分裂的方法。