申请人:Sardesai Niranjan Y.
公开号:US20150064221A1
公开(公告)日:2015-03-05
The present invention is directed to methods of suppressing an immune response in a subject in need thereof comprising administering a therapeutically effective amount of a compound having the following formula:
to the subject in need thereof,
wherein R
1-5
represents from one to five substituents independently selected from hydrogen, nitro, cyano, C
1
-C
3
-alkyl, halogen, carboxy, amino, trifluoromethyl, hydroxy, C
1
-C
3
-alkoxy groups,
X is hydrogen, halo, N
3
, SH, ═O, ═CH
2
, an aromatic, preferably phenyl, ring optionally substituted by R
1-5
groups as defined above, amino, mono- or disubstituted amino groups wherein the substituents are selected from C
1
-C
4
alkyl, phenyl or benzyl groups optionally substituted by R
1-5
groups as defined above
Y is hydrogen, allyl C
1
-C
4
, amino, or a group of formula —(CH
2
)
0-1
A wherein A is an aromatic, preferably phenyl, ring optionally substituted by R
1-5
groups as defined above with the proviso that when X and Y are hydrogen, R
1-5
cannot represent a 4-hydroxy or 4-alkoxy groups.
本发明涉及一种抑制需要其免疫反应的受体的方法,包括向需要的受体中投入以下式子的化合物的治疗有效量,其中R1-5代表从氢,硝基,
氰基,C1-C3-烷基,卤素,羧基,
氨基,三
氟甲基,羟基,C1-C3-氧基基团中独立选择的一个到五个取代基,X为氢,卤素,N3,SH,═O,═
CH2,一种芳香族,优选为苯环,该环可选择地由上述定义的R1-5基团取代的
氨基,单取代或双取代的
氨基基团,其中取代基团选择自C1-C4烷基,苯基或苄基,这些基团可选择地由上述定义的R1-5基团取代,Y为氢,
丙烯基C1-C4,
氨基,或者是一个公式为—( )0-1A的基团,其中A为一个芳香族,优选为苯环,该环可选择地由上述定义的R1-5基团取代,但当X和Y为氢时,R1-5不能代表
4-羟基或4-烷氧基团。