申请人:Lin Shinn-Zong
公开号:US20060079575A1
公开(公告)日:2006-04-13
A γ-butyrolactone compound as shown in Formula (I) and pharmaceutical composition thereof:
wherein X═N, O, S, Se; and A and B are selected from substituents having the following formula:
wherein R
1
, R
2
, R
3
, R
4
, and R
5
are selected from a hydrogen atom, a halogen atom, a hydroxyl group, a mercapto group, an amino group, an alkoxy group, and a nitro group. The γ-butyrolactone compound and pharmaceutical composition thereof butyrolactone have inhibitory effects on hepatoma, ovarian cancer, breast cancer, lung cancer, malignant glioblastoma or colorectal carcinoma, and are cytotoxic with high specificity to inhibit Paclitaxel-resistant tumour cells at later stage of chemotherapy without any damage on normal cells.
一种如式(I)所示的γ-丁内酯化合物及其药物组合物:
其中 X═N、O、S、Se;以及 A 和 B 选自具有下式的取代基:
其中 R
1
, R
2
, R
3
, R
4
和 R
5
选自氢原子、卤素原子、羟基、巯基、氨基、烷氧基和硝基。γ-丁内酯化合物及其药物组合物丁内酯对肝癌、卵巢癌、乳腺癌、肺癌、恶性胶质母细胞瘤或大肠癌有抑制作用,在化疗后期对紫杉醇耐药的肿瘤细胞有高特异性的细胞毒性抑制作用,对正常细胞无损伤。