The invention relates to nitrooxyderivative of corticosteroids of general formula (I) and pharmaceutically acceptable salts or stereoisomers thereof
R-(Z)
a
-R
x
(I)
wherein R is the corticosteroid residue of formula (II):
wherein:
R
1
is OH, R
2
—CH
3
, or R
1
and R
2
are taken together to form a group of formula (III)
R
3
is Cl or F;
R
4
is H or F;
wherein R
1
, R
2
, R
3
and R
4
can be linked to the correspondent carbon atoms of the steroidal structure in position α or β;
with the proviso that:
when R
1
and R
2
are the group of formula (III) then R
3
is F and R
4
is H or F;
The compounds are useful in the treatment of respiratory diseases, inflammatory diseases, dermatological diseases and ocular diseases.
本发明涉及一般式(I)的皮质类
固醇的
硝酰氧衍
生物及其药学上可接受的盐或立体异构体:
R-(Z)a-Rx(I)
其中,R是公式(II)的皮质类
固醇残基:
其中:
R1是OH,R2是
CH3,或者R1和R2结合形成公式(III)的基团;
R3是Cl或F;
R4是H或F;
其中,R1、R2、R3和R4可以与类
固醇结构中的相应碳原子在α或β位置相连;
但是,当R1和R2是公式(III)的基团时,R3是F,R4是H或F;
这些化合物在治疗呼吸系统疾病、炎症性疾病、皮肤病和眼科疾病方面具有用途。