Patent ID: 7652148

Claim:
A compound having structure II: wherein: X is selected from the group consisting of trifluoroacetyl, trifluoromethanesulfonyl, trichloroacetyl, trichloromethanesulfonyl, tribromoacetyl, tribromomethanesulfonyl, acetyl, methanesulfonyl, tolylsulfonyl, and mesitylsulfonyl; Y is selected from the group consisting of C 1 -C 5 alkyl, C 3 -C 7 cyclic alkyl, C 1 -C 4 alkoxy, hydroxy, ω-hydroxy substituted C 2 -C 8 alkyl, halogen, aryl optionally substituted with C 1 -C 5 alkyl and imidazoline having structure: wherein: R 5 is selected from the group consisting of hydrogen, C 1 -C 5 alkyl, C 3 -C 7 cyclic alkyl, halogen, nitro, alcohol, amide, and amine, or two adjacent R 5 moieties on the same imidazole represent a fused benzene ring, thus forming a benzimidazole optionally substituted with C 1 -C 5 alkyl, C 3 -C 7 cyclic alkyl, halogen, nitro, alcohol, amide, and amine; R 1 , R 2 , and R 3 are each independently selected from the group consisting of hydrogen, C 1 -C 5 alkyl, C 3 -C 7 cyclic alkyl, C 1 -C 4 alkoxy, hydroxy, ω-hydroxy substituted C 2 -C 8 alkyl, halogen, and aryl optionally substituted with C 1 -C 5 alkyl; R 4 is selected from the group consisting of C 1 -C 5 alkyl, C 3 -C 7 cyclic alkyl, hydroxy, ω-hydroxy substituted C 2 -C 8 alkyl, halogen, aryl, and aryl optionally substituted with C 1 -C 5 alkyl; n=1 to 3.