Patent ID: 6239168
Filing Date: 2001-05-29
Classification: C07D

Abstract:
A radicicol derivative represented by formula (I) or a pharmacologically acceptable salt thereof: ##STR104##whereinR.sup.1 and R.sup.2 independently represent hydrogen, alkanoyl, alkenoyl, tert-butyldiphenylsilyl or tert-butyldimethylsilyl;R.sup.3 represents Y--R.sup.5 wherein Y represents substituted or unsubstituted alkylene; and R.sup.5 represents (a) substituted or unsubstituted piperidyl, or (b) substituted or unsubstituted piperidino;X represents halogen; andR.sup.4 represents hydrogen, alkanoyl, alkenoyl, or --SO--Z, wherein Z is represented by formula (A): ##STR105##wherein R.sup.1A and R.sup.2A have the same meaning as R.sup.1 and R.sup.2, respectively; X.sup.A represents halogen; and W represents O or N--O--R.sup.3A wherein R.sup.3A has the same meaning as R.sup.3, or X and R.sup.4 are combined to represent a single bond.