申请人:——
公开号:US20020061878A1
公开(公告)日:2002-05-23
Compounds of formula I
1
wherein
R is carboxy, esterified carboxy or amidated carboxy;
R
1
and R
3
are independently lower alkyl, (hydroxy, lower alkoxy, amino, acylamino, mono- or di-lower alkylamino or mercapto)-lower alkyl, lower alkyl-(thio, sulfinyl or sulfonyl)-lower alkyl, cycloalkyl, aryl, biaryl, (cycloalkyl, aryl or biaryl)-lower alkyl, or (carboxy, esterified carboxy or amidated carboxy)-lower alkyl;
R
2
is hydrogen, lower alkyl, cycloalkyl, aryl, biaryl, arylaminocarbonyl, or aryl-(oxy, thio or amino);
n is 1 or 2;
Y is lower-alkylene or lower alkenylene;
and pharmaceutically acceptable salts thereof; which are useful as LFA-1 antagonists.
式I1的化合物,其中R是羧基,酯化羧基或酰胺化羧基;R1和R3独立地是较低的烷基,(羟基,较低的烷氧基,氨基,酰胺基,单或双较低的烷氨基或巯基)-较低的烷基,较低的烷基-(硫醚基,亚砜基或砜基)-较低的烷基,环烷基,芳基,联苯基,(环烷基,芳基或联苯基)-较低的烷基,或(羧基,酯化羧基或酰胺化羧基)-较低的烷基;R2是氢,较低的烷基,环烷基,芳基,联苯基,芳基氨基甲酰基,或芳基-(氧基,硫基或氨基);n为1或2;Y为较低的烷基或较低的烯基;及其药学上可接受的盐;这些化合物作为LFA-1拮抗剂是有用的。