申请人:Kajino Masahiro
公开号:US20080039452A1
公开(公告)日:2008-02-14
The present invention aims at provision of a quinoline derivative having a neurokinin 2 (NK2) receptor antagonistic action and relates to a compound represented by the formula (I)
wherein R
1
is a hydrogen atom and the like; R
2
is a hydrogen atom, a hydrocarbon group optionally having substituent(s) and the like; R
3
is unsubstituted (i.e., absence), a hydrogen atom and the like; R
4
and R
5
are the same or different and each is a hydrogen atom, a hydrocarbon group optionally having substituent(s), and the like; R
6
is (cyclic group optionally having substituent(s))-carbonyl, and the like; R
7
, R
8
, R
9
and R
10
are the same or different and each is a hydrogen atom, halogen and the like; or R
7
and R
8
, R
8
and R
9
, and R
9
and R
10
may form a ring together with the adjacent carbon atoms; n is an integer of 1 to 5;
--- represents unsubstituted (i.e., absence) or a single bond; and
represents a single bond or a double bond, or a salt thereof, and the like.
本发明旨在提供一种具有神经激肽2(NK2)受体拮抗作用的喹啉衍生物,涉及一种由式(I)表示的化合物,其中R1为氢原子等;R2为氢原子、烃基可选地具有取代基等;R3为未取代(即不存在)、氢原子等;R4和R5相同或不同,每个都是氢原子、烃基可选地具有取代基等;R6为(环状基团可选地具有取代基)-羰基等;R7、R8、R9和R10相同或不同,每个都是氢原子、卤素等;或R7和R8、R8和R9以及R9和R10可以与相邻的碳原子一起形成环;n为1到5的整数;---表示未取代(即不存在)或单键;表示单键或双键,或其盐等。