Patent ID: 6646170
Filing Date: 2003-11-11
Classification: A61P,C07C,C07D,C07F,Y10S

Abstract:
A compound of the formula IV: wherein:n is an integer ranging from 1 to 4; K1 is â€”CH2OH; R1 and R2 are independently selected from the group consisting of (C1-C6)alkyl, (C2-C6)alkenyl, (C2-C6)alkynyl, phenyl, and benzyl; or R1, R2, and the carbon to which they are attached are taken together to form a (C3-C7)cycloalkyl group; with the proviso that neither of R1 or R2 is â€”(CH2)0-4Câ‰¡CH or â€”(CH2)0-4C=CH; and when n is 3 then R1 and R2 are not both (C1)alkyl; and W is H.