Patent ID: 6310226
Filing Date: 2001-10-30
Classification: A61P,C07C

Abstract:
A compound of formula I ##STR6##in which formula X is hydrogen or hydroxy; R.sup.1 and R.sup.2 stand for methyl or ethyl: Q is methylene, ethylene, tri- or tetra-methylene and may optionally be substituted with an oxy group, --OR.sup.3, in which R.sup.3 is hydrogen, methyl or ethyl; Y is either a single bond or C.sub.1 -C.sub.2 hydrocarbylene where hydrocarbylene is the diradical obtained after removal of 2 hydrogen atoms from a straight, branched or cyclic, saturated or unsaturated hydrocarbon and R.sup.1, R.sup.2 or Y is unsubstituted or substituted by one or more fluorine atoms or a hydroxyl group.