| abstract |
Platelet activating factor antagonists of formula (I), wherein A is -(CH2)n- where n is from 2 to 5, or -CH2CH=CHCH2-, and R is H or a group selected from C1-C6 alkyl, hydroxymethyl, (C1-C4 alkoxy) methyl, C3-C7 cycloalkyl, pyridyl, thienyl, unsubstituted phenyl and phenyl substituted by from one to three substituents independently selected from halo, C1-C4 alkyl, C1-C4 alkoxy and -CF3, or a pharmaceutically acceptable salt thereof. |