Compounds of the formula II:
wherein
R
1
and R
2
are independently H, F or CH
3
; or
R
1
forms an ethynyl bond and R
2
is H or optionally substituted C
3
-C
6
cycloalkyl;
R
3
is (optionally substituted) C
1
-C
3
alkyl or C
3
-C
6
cycloalkyl;
R
4
is methyl or fluoro; m is 0-2;
E is optionally substituted thiazolyl;
A
1
and A
2
together define an optionally substituted piperazine or piperidine ring have utility in the treatment of osteoporosis, osteoarthritis, rheumatoid arthritis or bone metastases.
公式II的化合物:
其中,
R1和R2独立地为H、F或
CH3;或者R1形成一个
乙炔键,R2是H或者可选取代的C3-C6环烷基;
R3是(可选取代的)C1-C3烷基或C3-C6环烷基;
R4是甲基或
氟代甲基;
m为0-2;
E是可选取代的
噻唑基;
A1和A2共同定义一个可选取代的
哌嗪环或
哌啶环。
该化合物在治疗骨质疏松症、骨关节炎、类风湿性关节炎或骨转移方面具有用途。