Patent ID: 6346626
Filing Date: 2002-02-12
Classification: A61P,C07D

Abstract:
A compound of formula I whereinR1 and R2 independently are hydrogen, acyl, alkoxycarbonyl or alkyl; either the sulfamoyloxy side chain is bound to the 6 position; R3 is alkyl; alkenyl; alkinyl; a cycloalkyl moiety optionally substituted by alkyl, alkoxy or halogen; arylalkenyl; arylalkinyl; acyl; cycloalkylalkyl; 3-oxo-2-oxacamphanyl; or is 6,6-dimethylbicyclo[3.1.1]hept-2-en-2-yl; and R4 is hydrogen; alkyl; hydroxy; or alkoxy; or the sulfamoyloxy side chain is bound to the 7 position; R3 has the significance indicated above for R4; and R4 has the significance indicated above for R3; X is O or S; and the symbol - - - is a single or a double bond; in free form or salt form.