Patent ID: 6534542
Filing Date: 2003-03-18
Classification: A61P,C07C

Abstract:
A compound in accordance with formula (i) or formula (ii) wherein the dotted line represents a bond, or absence of a bond with the provisos that only one dotted line represents a bond in the ring of formula (i) or of formula (ii);R1 is H, or is absent when the carbon bearing the R1 is double bonded; R2 is H, alkyl of 1 to 4 carbons, alkenyl of 2 to 4 carbons, alkynyl of 2 to 4 carbons; OH, O-alkyl where the alkyl group has 1 to 4 carbons, OCOR4 where R4 is alkyl of 1 to 4 carbons, F, Cl, Br or I; m is an integer having the values of 1, 2 or 3 with the proviso that when the compound is in accordance with formula (i) and m is 2 then the dotted line designated &ggr; represents absence of a bond, and R3 is H, or R4CO, with the further provisos that when the compound is in accordance with formula (ii) then R2 is not OH, and when the compound is in accordance with formula (ii) and m is 1 then at least one R2 of the five-membered ring is not H.