申请人:Nagai Keita
公开号:US20140005221A1
公开(公告)日:2014-01-02
The present invention relates to a compound that has URAT1 inhibitory action, and a URAT1 inhibitor, a blood uric acid level-reducing agent and a pharmaceutical composition comprising the compound. More specifically, the present invention relates to a compound represented by Formula (I) below.
[in the formula,
R
1
is -Q
1
-A
1
and the like;
is a double bond or a single bond; when
is a double bond, W
1
is a nitrogen atom or a group represented by the general formula: ═C(R
a
)—, and W
2
is a nitrogen atom or a group represented by the general formula: ═C(R
b
)—; when
is a single bond, W
1
is a group represented by the general formula: —C(R
aa
)(R
ab
)— or a group represented by the general formula: —(C═O)—, and W
2
is a group represented by the general formula: —C(R
ba
)(R
bb
)—, a group represented by the general formula: —(C═O)— or a group represented by the general formula: —N(R
bc
)—; W
3
, W
4
and W
5
are each independently a nitrogen atom or a methine group and the like that may have a substituent; X is a single bond, an oxygen atom and the like; Y is a single bond or (CR
Yi
R
Yi′
)
n
; and Z is a hydroxyl group or COOR
2
and the like.
本发明涉及一种具有URAT1抑制作用的化合物,以及一种URAT1抑制剂、降低血尿酸水平的药物和包含该化合物的制药组合物。更具体地,本发明涉及一种由下式(I)表示的化合物。[在该式中,R1为-Q1-A1等;为双键或单键;当为双键时,W1为氮原子或由一般式表示的基团:═C(Ra)-,W2为氮原子或由一般式表示的基团:═C(Rb)-;当为单键时,W1为由一般式表示的基团:-C(Raa)(Rab)-或由一般式表示的基团:-(C═O)-,W2为由一般式表示的基团:-C(Rba)(Rbb)-、由一般式表示的基团:-(C═O)-或由一般式表示的基团:-N(Rbc)-;W3、W4和W5分别独立地为氮原子或可具有取代基的甲烷基等;X为单键、氧原子等;Y为单键或(CRYiRYi')n;Z为羟基或COOR2等。]