Patent ID: 8642565

Claim:
A compound having Formula (I): wherein, R 1 , R 2 , R 3 , and R 4 are each independently hydrogen, C 1 -C 6 alkyl, C 6 -C 12 aralkyl, or C 1 -C 6 acyl, and R 1 is either above or below the sugar ring; R 6 is a) —(CH 2 ) x CH 3 where x is an integer selected from 1 to 100; or b) —(CH 2 ) x CH═CH(CH 2 ) y CH 3 or —(CH 2 ) x CH═CH(CH 2 ) y CH═CH(CH 2 ) z CH 3 wherein x, y and z are integers independently selected from 1 to 14; R 5 is one of the following formulae (II), (III) or (IV) wherein R 8 is hydrogen, C 1 -C 6 alkyl, C 6 -C 12 aralkyl, or C 1 -C 6 acyl, and R 7 is a linear or branched C 3 -C 100 alkyl; X is —O, NH or S; Y is a cleavable or non-cleavable linker group; and Z is an antigen derived from an infectious agent or a tumor antigen or a pharmaceutically acceptable salt thereof.