The invention encompasses compounds of Formula I ##STR1## 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.dbd.O; Alk is alkylene or hydroxyalkylene containing 1-6 carbon atoms; R.sub.1 is hydrogen or lower alkyl; n is 0 to 5; R.sub.2 is hydrogen, lower alkyl, cycloalkyl, --(CH.sub.2).sub.n --CO.sub.2 R.sub.1, 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. The compounds are useful as anti-allergy agents and anti-inflammatory agents.
该发明涵盖了式I的化合物及其药用可接受的盐和几何和光学异构体,其中:X、Y和Z分别独立地为O或S,其中S可选择性地氧化为S.dbd.O;Alk为含有1-6个碳原子的烷基或羟基烷基;R.sub.1为氢或较低的烷基;n为0至5;R.sub.2为氢、较低的烷基、环烷基、--(CH.sub.2).sub.n --CO.sub.2 R.sub.1、苯基、用卤素取代的苯基、较低的烷基或较低的烷氧基;Ar为5,6,7,8-四氢-1-
萘基、苯基或用较低的烷基、羟基、较低的烷氧基或较低的烷酰基取代的苯基。这些化合物可用作抗过敏剂和抗炎剂。