申请人:——
公开号:US05387685A1
公开(公告)日:1995-02-07
Compounds of the general formula: ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 are herein described, A is a straight or branched (C.sub.2 -C.sub.12)alkyl or a phenyl moiety and B is a moiety of the formula: ##STR2## The compounds are effective in potentiating the activity of chemotherapeutic anti-cancer agents by increasing the sensitivity of multi-drug resistant cells to such chemotherapeutic agents.
通式为:##STR1## 其中R.sub.1、R.sub.2、R.sub.3、R.sub.4和R.sub.5如本文所述,A是直链或支链(C.sub.2 -C.sub.12)烷基或苯基基团,B是式的基团:##STR2## 这些化合物能够通过增加多药耐药细胞对化疗药物的敏感性,增强化疗抗癌药物的活性。