申请人:NIPPON KAYAKU KABUSHIKI KAISHA
公开号:EP0222414A2
公开(公告)日:1987-05-20
This invention relates to the novel selenium compounds which are useful as an antineoplastic agent. The compounds are represented by the general formula (1):
wherein R, X, A and Y represent the groups specified below, a represents a number of 0 or 1, b represents a number of 0, 1 or 2, and (1) when a is 0 and b is also 0, c is 4, n is 1 or 2 and m is 0, (2) when a is 1 and b is 0, c is 2, n is 1 or 2 and m is 0 or 1, and (3) when b is 1 or 2, c, n and m are all 0;
(i) when b is 2, R represents (1) a C4-10 alkoxy group substituted with a halogen atom, (2) a lower alkoxyl group substituted with a halogen atom and a phenyl group, or (3) a cycloalkyloxy group substituted with a halogen atom, and (ii) when b is 1, R represents a group represented by the formula
(wherein Ro is a C2-6 alkyl group);
X represents a halogen atom;
A represents caffeine, theophylline, N-benzyltheophylline, N-benzyltheobromine, 2,2'-biquinoline, 1,6-naphthylidine, 1,10-phenanthroline, or a compound represented by the formula
or
(wherein R, and R2 may be the same or different and represent a hydrogen atom, a hydroxyl group, a lower alkyl group, a halogen atom, a phenyl group, a cyano group, a lower alkoxycarbonyl group, a phenoxycarbonyl group, an amino group (to which a lower alkyl, lower alkylaminocarbonyl, lower halogenoalkylaminocarbonyl or lower alkoxycarbonyl group may be bonded), a benzoyl group, a loweralkoxyl group, a carbamyl group or an allyloxycarbonyl group; R3 represents a C1-10 alkyl group or a benzyl group; R. and R5 represent independently a hydrogen atom, a halogen atom or an alkyl group, or R4 and R5 may represent
in combination; R6 represents a lower alkoxyl group, a phenyl group or a phenoxy group; R7 represents a hydrogen atom, a lower alkyl group or a group represented by the formula
(wherein R9 represents an amino group or a lower alkoxyl group); R10 represent a hydrogen atom or a nitro group; and one of B and D represents nitrogen and the other represents ≥C-H or ≥C-OH); and
Y represents H2O or an alcohol represented by the formula R8-OH [wherein R8 represents a benzyl (which may be substituted with a lower alkoxy group) or alkyl group];
wherein when X is chlorine atom and m is 0, R1 and R10 represent an atom or a group other than hydrogen atom.
本发明涉及可用作抗肿瘤剂的新型硒化合物。这些化合物由通式(1)表示:
其中 R、X、A 和 Y 代表下面规定的基团,a 代表 0 或 1,b 代表 0、1 或 2,(1) 当 a 为 0 且 b 也为 0 时,c 为 4,n 为 1 或 2,m 为 0,(2) 当 a 为 1 且 b 为 0 时,c 为 2,n 为 1 或 2,m 为 0 或 1,(3) 当 b 为 1 或 2 时,c、n 和 m 均为 0;
(i) 当 b 为 2 时,R 代表 (1) 被卤素原子取代的 C4-10 烷氧基,(2) 被卤素原子和苯基取代的低级烷氧基,或 (3) 被卤素原子取代的环烷氧基,和 (ii) 当 b 为 1 时,R 代表由式 1 所代表的基团。
(其中 Ro 为 C2-6 烷基);
X 代表卤原子;
A 代表咖啡因、茶碱、N-苄基茶碱、N-苄基溴茶碱、2,2'-联喹啉、1,6-萘啶、1,10-菲罗啉或由式表示的化合物
或
(其中 R 和 R2 可以相同或不同,并代表氢原子、羟基、低级烷基、卤素原子、苯基、氰基、低级烷氧基羰基、苯氧基羰基、氨基(可键合低级烷基、低级烷基氨基羰基、低级卤代烷基氨基羰基或低级烷氧基羰基)、苯甲酰基、低级烷氧基基、氨基甲酰基或烯丙氧基羰基;R3 代表 C1-10 烷基或苄基; R.和 R5 独立地代表氢原子、卤素原子或烷基,或 R4 和 R5 可结合代表
R6代表低级烷氧基、苯基或苯氧基; R7代表氢原子、低级烷基或由以下式子表示的基团
(其中 R9 代表氨基或低级烷氧基); R10 代表氢原子或硝基;B 和 D 中的一个代表氮,另一个代表 ≥C-H 或 ≥C-OH);以及
Y 代表 H2O 或由式 R8-OH 所代表的醇[其中 R8 代表苄基(可被低级烷氧基取代)或烷基];
其中,当 X 为氯原子且 m 为 0 时,R1 和 R10 代表氢原子以外的原子或基团。