The invention discloses a dithiolopyrrolone compound represented by formula I or its pharmaceutically acceptable salts, wherein X
1
, R
1
, R
2
, R
3
, R
4
are defined as in the description. The invention also discloses the preparation of such compounds, and the use of such compounds in preparation of medicaments for increasing peripheral white blood cells and in preparation of ancillary medicaments for inhibiting the decrease of peripheral white blood cells in radiotherapy or chemotherapy.
该发明公开了一种由
化学式I表示的二
硫代
吡咯烷酮化合物或其药用可接受的盐,其中X1、R1、R2、R3、R4的定义如描述中所述。该发明还公开了这类化合物的制备,以及在制备用于增加外周白细胞的药物和用于抑制放疗或化疗中外周白细胞减少的辅助药物中使用这类化合物。