申请人:G.D. Searle & Co.
公开号:EP0308956A2
公开(公告)日:1989-03-29
This invention encompasses compounds of Formula I
and the pharmaceutically acceptable salts and geometrical and optical isomers thereof wherein:
X, Y, and Z are each independently O or S with S optionally oxidized to S = O;
Alk is straight or branched chain alkylene or hydroxyalkylene containing 1-6 carbon atoms;
R₁ is hydrogen or lower alkyl;
n is 0 to 5;
R₂ is hydrogen, lower alkyl, cycloalkyl, -(CH₂)n-CO₂R₁, phenyl, phenyl substituted with halo, lower alkyl or lower alkoxy; and
Ar is 5,6,7,8-tetrahydro-1-naphthalenyl, phenyl, or phenyl substituted with lower alkyl, hydroxy, lower alkoxy, or lower alkanoyl.
This invention is in the field of pharmaceutical agents which act as leukotriene D₄ (LTD₄) antagonists and includes embodiments which act as leukotriene B₄ (LTD₄) antagonists.
本发明包括式 I 的化合物
及其药学上可接受的盐和几何及光学异构体 其中
X、Y 和 Z 各自独立地为 O 或 S,其中 S 可选择氧化为 S = O;
Alk 是含有 1-6 个碳原子的直链或支链亚烷基或羟基亚烷基;
R₁ 是氢或低级烷基;
n 为 0 至 5;
R₂ 是氢、低级烷基、环烷基、-(CH₂)n-CO₂R₁、苯基、被卤素、低级烷基或低级烷氧基取代的苯基;和
Ar 是 5,6,7,8-四氢-1-萘基、苯基或被低级烷基、羟基、低级烷氧基或低级烷酰基取代的苯基。
本发明属于作为白三烯 D₄(LTD₄)拮抗剂的药剂领域,包括作为白三烯 B₄(LTD₄)拮抗剂的实施方案。