申请人:Tachibana Yuuki
公开号:US20120277238A1
公开(公告)日:2012-11-01
The present invention provides a compound which indicates a histamine H4 receptor modulating activity.
A compound represented by a formula (I):
wherein
A ring is a ring represented by the following formula:
wherein
R
1
is substituted or unsubstituted alkyl, etc., W is —O—, etc., n is an integer of 0 to 6;
X is —N(R
7
)— or —O—; R
7
is hydrogen, substituted or unsubstituted alkyl, etc.; Y is —C(R
8
)═ or —N═; R
8
is hydrogen, substituted or unsubstituted alkyl, etc.; Z is ═O, ═S, etc.;
B ring is a ring represented by the following formula:
wherein
R
10
is each independently substituted or unsubstituted alkyl, halogen, hydroxy, substituted or unsubstituted alkyloxy, substituted or unsubstituted amino; R
11
, R
12a
and R
12b
are each independently hydrogen or substituted or unsubstituted alkyl, etc.;
p is an integer of 0 to 4, or its pharmaceutically acceptable salt, or a solvate thereof.