Patent ID: 6825364
Filing Date: 2004-11-30
Classification: A61K,Y10S

Abstract:
A compound of the structure: wherein, A1 and A2 are each a hydrogen, alkyl group, the completion of a cyclohexen group or one of the following structures bonding to 2 carbon atoms of the spiroorthocarbonate structure, namely at A1 or A2 and at a spiroorthocarbonate carbon atom adjacent thereto: n1 and n2 are each 0 or 1, Z is an alkyl group or is one of the following structures R1, R2 and R3 are each a hydrogen or alkyl group; and provided that if n1 and n2 both equal 0, then either A1 or A2 must be selected from the completion of a cyclohexenyl group.