申请人:Watanabe Takeshi
公开号:US20100317693A1
公开(公告)日:2010-12-16
To provide a compound which has a potent agonistic activity on GHS-R and which is useful as a therapeutic agent for systemic wasting diseases such as cachexia.
A 3,8-diaminotetrahydroquinoline derivative represented by formula (1a) (wherein X represents CH
2
, C═O, CH—OR, CH—SR, or CH—NRR′; m is a number of 1 or 2; Ar represents a phenyl group, a naphthyl group, a 5-membered or 6-membered aromatic heterocyclic group having one or two elements selected from S, N, and O, or a similar group; R
1
and R
2
, which may be identical to or different from each other, each represent a hydrogen atom or a methyl group; R
3
represents a C1 to C6 alkyl group or a similar group; n is a number of 0 or 1; R
4
and R
5
, which may be identical to or different from each other, each represent a hydrogen atom, or a C1 to C6 alkyl group, etc.; and R
6
, R
7
, R, and R′, which may be identical to or different from one another, each represent a hydrogen atom or a C1 to C6 alkyl group), or a salt thereof.
提供一种具有强烈GHS-R激动活性的化合物,并且作为治疗系统性消耗性疾病如消瘦症的治疗剂是有用的。一种由式(1a)表示的3,8-二氨基四氢喹啉衍生物(其中X表示CH2、C═O、CH—OR、CH—SR或CH—NRR′;m为1或2;Ar表示苯基、萘基、含有S、N和O中的一种或两种元素的5元或6元芳杂环基或类似基团;R1和R2,它们可以相同也可以不同,每个表示氢原子或甲基基团;R3表示C1到C6烷基或类似基团;n为0或1;R4和R5,它们可以相同也可以不同,每个表示氢原子或C1到C6烷基等;以及R6、R7、R和R′,它们可以相同也可以不同,每个表示氢原子或C1到C6烷基),或其盐。