申请人:Boyd Steven A.
公开号:US20090209554A1
公开(公告)日:2009-08-20
The present invention provides N-3′-pyridyl-methyl or N-2′-pyrazinylmethyl thiazolium derivatives of formula (I) which are useful as transketolase inhibitors wherein R
1
, R
2
, R
3
, Y, R
5
-R
9
, R
a
-R
d
, n and X
−
are as defined herein. The present invention also provides pharmaceutical compositions comprising the compounds of formula (I). The invention provides methods for inhibiting transketolase activity, reducing cellular ribose-5-phosphate levels, inhibiting nucleic acid synthesis, inhibiting cell proliferation and tumor cell growth in vitro and in vivo, stimulating apoptosis in tumor cells and treating cancer by administering a compound of formula (I) or a pharmaceutical composition thereof.
本发明提供了式(I)的N-3'-吡啶甲基或N-2'-吡嗪甲基噻唑盐衍生物,其作为转酮糖酶抑制剂是有用的,其中R1、R2、R3、Y、R5-R9、Ra-Rd、n和X-如本文所定义。本发明还提供了包含式(I)的化合物的制药组合物。本发明提供了通过给予式(I)的化合物或其制药组合物来抑制转酮糖酶活性、降低细胞核糖-5-磷酸水平、抑制核酸合成、抑制细胞增殖和肿瘤细胞在体内和体外生长、刺激肿瘤细胞凋亡和治疗癌症的方法。