申请人:Quibell Martin
公开号:US20090197817A1
公开(公告)日:2009-08-06
The present invention relates to compounds of formula (I), and pharmaceutically acceptable salts thereof,
wherein:
X is CH or N;
one of R
1
and R
2
is H, and the other is selected from OR
6
, SR
6
, NR
6
R
7
, N
3
, Me, Et, CF
3
, SOR
8
and SO
2
R
8
;
R
3
is selected from tert-butylmethyl, iso-propylmethyl, sec-butyl, tert-butyl, cyclopentyl and cyclohexyl;
R
4
is optionally substituted C
1-8
alkyl or optionally substituted C
3-8
cycloalkyl;
R
6
and R
7
are each independently selected from H, C
1-8
-alkyl and C
3-8
-cycloalkyl, or R
6
and R
7
are linked to form a cyclic group together with the nitrogen to which they are attached; and
R
8
is C
1-8
-alkyl or C
3-8
-cycloalkyl.
The invention further relates to pharmaceutical compositions comprising compounds of formula (I), and the use of such compounds in the treatment of a disease selected from osteoporosis, Paget's disease, Chagas's disease, malaria, gingival diseases, hypercalaemia, metabolic bone disease, diseases involving matrix or cartilage degradation, and bone cancer disorders such as bone metastases and associated pain.
本发明涉及式(I)的化合物及其药学上可接受的盐,其中:X为CH或N;R1和R2中的一个为H,另一个选自OR6、SR6、NR6R7、N3、Me、Et、CF3、SOR8和SO2R8;R3选自叔丁基甲基、异丙基甲基、仲丁基、叔丁基、环戊基和环己基;R4为可选取代的C1-8烷基或可选取代的C3-8环烷基;R6和R7各自独立选自H、C1-8烷基和C3-8环烷基,或者R6和R7与它们所连接的氮一起形成一个环状基团;R8为C1-8烷基或C3-8环烷基。本发明还涉及包含式(I)化合物的药物组合物,以及在治疗骨质疏松症、帕盖特病、恰加斯病、疟疾、牙龈疾病、高钙血症、代谢性骨病、涉及基质或软骨降解的疾病以及骨癌疾病如骨转移和相关疼痛方面使用这种化合物的方法。