申请人:Takeda Chemical Industries, Ltd.
公开号:EP0356765A2
公开(公告)日:1990-03-07
A compound represented by the formula:
wherein R represents a hydrogen atom or a lower alkyl group;
R¹ represents a higher alkyl group which may be substituted;
R² represents a hydrogen atom or a lower alkyl group, a lower alkanoyl group or a nitrogen-containing 5- to 7-membered heterocyclic group each of which may be substituted; X represents a divalent group represented by the formula:
-(OCH₂CH₂)p-
wherein p represents an integer of 1 to 5, a divalent group represented by the formula:
-O(CH₂)q-
wherein q represents an integer of 3 to 8, or a divalent group represented by the formula:
-(OCH₂CH₂)p-J-(CH₂)q-
wherein J represents an oxygen atom or a group represented by the formula: -S(O)r- (wherein r represents 0, 1 or 2), and p and q are the same as defined above; Y represents a divalent group containing tertiary or quaternary nitrogen atom(s); and Z represents an alkylene group which may be substituted and/or interrupted, or a group represented by the formula:
-Q-T- or -T-W-
wherein Q and W represent an alkylene group which may be substituted, and T represents a phenylene group, a naphthylene group, a cycloalkylene group;
and a salt thereof exhibit excellent antitumor action including differentiation inducing action and are useful as pharmaceuticals.
一种由式表示的化合物:
其中 R 代表氢原子或低级烷基;
R¹代表可被取代的高烷基;
R² 代表氢原子或低级烷基、低级烷酰基或含氮的 5 至 7 元杂环基团,每个基团均可被取代; X 代表由式表示的二价基团:
-(OCH₂CH₂)p-
其中 p 代表 1 至 5 的整数,二价基团由式表示:
-O(CH₂)q-,其中 q 代表整数。
其中 q 代表 3 至 8 的整数,或由式表示的二价基团:
-(OCH₂CH₂)p-J-(CH₂)q-,其中 J 代表氧原子或二价基团。
其中 J 代表氧原子或由式表示的基团:-S(O)r-(其中 r 代表 0、1 或 2),p 和 q 与上文所定义的相同;Y 代表含有叔氮原子或季氮原子的二价基团;Z 代表可被取代和/或间断的亚烷基,或式中所代表的基团:
-Q-T- 或 -T-W-
其中 Q 和 W 代表可被取代的亚烷基,T 代表亚苯基、萘基、环烷基;
及其盐类具有优异的抗肿瘤作用,包括诱导分化作用,可用作药物。