[EN] NEW 2-SUBSTITUTED, 4-AMINO-THIAZOLO[4,5-D] PYRIMIDINES, USEFUL AS CHEMOKINE RECEPTOR ANTAGONISTS, ESP. CX3CR1 [FR] NOUVELLES 4-AMINO-THIAZOLO[4,5-D] PYRIMIDINES SUBSTITUEES EN 2, UTILES COMME ANTAGONISTES DU RECEPTEUR CHIMIOKINE, NOTAMMENT CX3CR1
(2R)-2-{[2-amino-5-(benzylthio)[1,3]thiazolo[4,5-d]pyrimidin-7-yl]amino}-4-methylpentan-1-ol 、 亚硝酸异戊酯 、 三溴甲烷 在
氮气 、 silica 、 乙酸乙酯 作用下,
以
乙腈 为溶剂,
反应 16.5h,
以resulting in 61 mg (40% yield) of the title compound as a brown solid的产率得到(2R)-2-{[5-(benzylthio)-2-bromo[1,3]thiazolo[4,5-d]pyrimidin-7-yl]amino}-4-methylpentan-1-ol
参考文献:
名称:
Thiazolopyrimidine derivatives and use thereof as antagonists of the CX3 CR1 receptor
There is disclosed the use of a compound of formula (I) wherein R
1
, R
2
, R
3
, Ar and X are as defined in the specification, and pharmaceutically acceptable salts, enantiomers or racemates thereof, in the manufacture of a medicament, for the treatment or prophylaxis of diseases or conditions in which antagonism of the CX
3
CR1 receptor is beneficial. Certain novel compounds of formula (Ia) and pharmaceutically acceptable salts thereof, and enantiomers and racemates thereof are disclosed, together with processes for their preparation. The compounds of the formulae (I) and (Ia) are CX
3
CR1 receptor antagonists and are thereby particularly useful in the treatment or prophylaxis of neurodegenerative disorders, demyclinating disease and pain.
There are disclosed novel 5,7-disubstituted [1,3]thiazolo[4,5-d]pyrimidin-2(3H)-one derivatives of formula (I) [Chemical formula should be inserted here. Please see paper copy] wherein R
1
, R
2
, R
3
, R
4
and R
5
are as defined in the specification, and pharmaceutically acceptable salts thereof, together with processes for their preparation, pharmaceutical compositions comprising them and their use in therapy. The compounds of formula (I) are CX
3
CR
1
receptor antagonists and are thereby particularly useful in the treatment or prophylaxis of neurodegenerative disorders, demyelinating disease, cardio- and cerebrovascular atherosclerotic disorders, peripheral artery disease, rheumatoid arthritis, pulmonary diseases such as COPD, asthma or pain.
New 2-substituted, 4-amino-thiazolo[4,5-d] pyrimidines, useful as chemokine receptor antagonists, esp. cx3cr1
申请人:Nordvall Gunnar
公开号:US20070142386A1
公开(公告)日:2007-06-21
There are disclosed novel compounds of formula (I) wherein A, R
1
, R
2
, R
3
and X are as defined in the specification, and pharmaceutically acceptable salts thereof, together with processes for their preparation, pharmaceutical compositions comprising them and their use in therapy. The compounds of formula (I) are CX
3
CR1 receptor antagonists and are thereby particularly useful in the treatment or prophylaxis of neurodegenerative disorders, demyelinating disease, atherosclerosis and pain.