The present invention relates to a compound of the formula 1
or a pharmaceutically acceptable salt, solvate, hydrate, or prodrug thereof, wherein R
1
-R
4
and Ar are as defined herein. Such novel pyrimidine derivatives are useful in the treatment of abnormal cell growth, such as cancer, in mammals. This invention also relates a method of using such compounds in the treatment of abnormal cell growth in mammals, especially humans, and to pharmaceutical compositions containing such compounds.
本发明涉及公式1的化合物或其药用可接受盐、溶剂化合物、
水合物或前药,其中R1-R4和Ar如本文所定义。这种新颖的
嘧啶衍
生物在哺乳动物体内治疗异常细胞生长(如癌症)中很有用。本发明还涉及一种使用这些化合物在哺乳动物体内(尤其是人类)治疗异常细胞生长的方法,以及含有这些化合物的药物组合物。