Propargyl nitroxides and indanyl nitroxides and their use for the treatment of neurologic diseases and disorders
申请人:Sterling Jeffrey
公开号:US20060025446A1
公开(公告)日:2006-02-02
Disclosed are compounds having the structure:
wherein Z is —OH or —O•; and
A is:
wherein
X and Y are independently NR
1
or O, where
R
1
is H or C
1
-C
4
alkyl; and
R
2
is H, C
1
-C
4
alkyl or t-butoxycarbonyl,
wherein W is C
3
-C
4
alkynyl; and
R
1
is H or C
1
-C
4
alkyl, or
wherein R
1
is H, C
1
-C
4
alkyl, or C
3
-C
4
alkynyl; and
R
3
is H, OH, O(C
1
-C
4
alkyl), or a halogen,
optically active enantiomers, pharmaceutically acceptable salts of the compounds, pharmaceutical compositions containing such compounds or salts, and processes for their preparation. The subject invention also provides methods of alleviating symptoms of neurologic, autoimmune, and inflammatory disorders caused by the presence of reactive oxygen species, methods of preventing oxidation of lipids, proteins, or deoxyribonucleic acids on a cellular level, and methods of protecting human red blood cells from lysis by O
2
radicals.
本公开涉及具有以下结构的化合物:其中Z为—OH或—O•;以及A为:其中X和Y分别为NR1或O,其中R1为H或C1-C4烷基;以及R2为H、C1-C4烷基或叔丁氧羰基,其中W为C3-C4炔基;R1为H或C1-C4烷基,或其中R1为H、C1-C4烷基或C3-C4炔基;以及R3为H、OH、O(C1-C4烷基)或卤素,光学活性对映异构体,化合物的药学可接受盐,含有这种化合物或盐的制药组合物,以及其制备方法。本发明还提供了缓解由于活性氧物种存在而引起的神经、自身免疫和炎症性疾病症状的方法,以及在细胞水平上防止脂质、蛋白质或脱氧核糖核酸的氧化的方法,以及保护人类红细胞免受O2自由基溶解的方法。