申请人:Kyoto University of Honmachi
公开号:US04977273A1
公开(公告)日:1990-12-11
A 2-nitroimidazole derivative of the formula: ##STR1## wherein R.sub.f is a group of the following formula (II) or (III): --CH.sub.2 CFXCH.sub.2 OR.sub.1 (II) wherein X is a hydrogen atom or a halogen atom; R.sub.1 is a group of the formula: ##STR2## wherein R.sub.2 is a hydrogen atom, a hydroxyl group, a C.sub.1 -C.sub.3 alkyl group, a C.sub.2 -C.sub.4 acyl group, benzylidene or acetonide; R.sub.3 is a hydrogen atom or a C.sub.1 -C.sub.3 alkyl group; Z is a hydrogen atom, COOY, COOR.sub.3, CONHOY, CONR.sub.4 R.sub.5 (wherein R.sub.4 and R.sub.5 are hydroxyl group-containing C.sub.1 -C.sub.3 alkyl groups or hydrogen atoms; Y is a hydrogen atom or a monovalent metal atom), an amino group, a hydroxyl group or OR.sub.3 ; l is an integer of 1 to 3; o is an integer of 0 to 3; p is an integer of 0 to 2; q is an integer of 0 to 3; m and n are integers of 0 to 4; and 1.ltoreq.m+n.ltoreq.4 or ##STR3## wherein R.sub.3, X and p are the same as defined above; Z' is the same as Z or is OCOOCH.sub.3 ; r is an integer of 1 to 3; s is 0 or 1; t is an integer of 0 to 4 provided that when p=0, s.noteq.0 and at least one X is a fluorine atom; and a radiosensitizer comprising said nitroimidazole derivative.
这是一种2-硝基咪唑衍生物,其化学式为:##STR1## 其中R.sub.f是以下式子(II)或(III)的基团:--CH.sub.2 CFXCH.sub.2 OR.sub.1(II)其中X是氢原子或卤素原子;R.sub.1是以下式子的基团:##STR2## 其中R.sub.2是氢原子、羟基、C.sub.1-C.sub.3烷基、C.sub.2-C.sub.4酰基、苯甲醛基或乙酰基;R.sub.3是氢原子或C.sub.1-C.sub.3烷基;Z是氢原子、COOY、COOR.sub.3、CONHOY、CONR.sub.4 R.sub.5(其中R.sub.4和R.sub.5是含有羟基的C.sub.1-C.sub.3烷基或氢原子;Y是氢原子或一价金属原子),氨基、羟基或OR.sub.3;l是1到3的整数;o是0到3的整数;p是0到2的整数;q是0到3的整数;m和n是0到4的整数;且1≤m+n≤4或##STR3## 其中R.sub.3、X和p的定义与上述相同;Z'与Z相同或为OCOOCH.sub.3;r是1到3的整数;s为0或1;t是0到4的整数,但当p=0时,s≠0且至少一个X为氟原子;以及包含该硝基咪唑衍生物的放射敏化剂。