Patent ID: 6277831
Filing Date: 2001-08-21
Classification: A61K,A61P,C07D,Y02P

Abstract:
A compound of formula I ##STR15##wherein:R.sup.1 is methyl, ethyl, propyl, or butyl;R.sup.2 is H or OH;R.sup.3 is a sugar residue, disugar residue, trisugar residue, or tetrasugar residue, wherein the sugar residue, disugar residue, trisugar residue, or tetrasugar residue are optionally mono- or polysubstituted by a sugar protective group;Z is --(C.dbd.O).sub.n --C.sub.0 -C.sub.16 -alkyl-, --(C.dbd.O).sub.n --C.sub.0 -C.sub.16 -alkyl-NH--, --(C.dbd.O).sub.n --C.sub.0 -C.sub.16 -alkyl-O--, --(C.dbd.O).sub.n --C.sub.1 -C.sub.16 -alkyl-(C.dbd.O).sub.m, or a covalent bond;n is 0 or 1;m is 0 or 1;or a pharmaceutically acceptable salt, or a physiologically functional derivative thereof.