Patent ID: 7304039

Claim:
A compound having affinity to and/or selectivity for P-selectin and having structure of formula Ia: or a stereo-isomer thereof represented by the following formula Ib: wherein: X represents —O—, —OCH 2 —, —CH 2 —, —S—, —SCH 2 —, —NH— or —NHCH 2 —; R 1 represents QR 4 , wherein Q represent —O—,—NH—, —NH—(C═O)—, —O—(C═O), —NH—(C═O)—O— or —NH—(C═O )—NH—; and wherein R 4 represents a linear or branched alkyl or aryl group or a linear or branched aralkyl or alkaryl group; R 2 is a phosphate, phosphonate, carboxylate, or sulphonate group; and R 3 is OH or YR 5 , wherein Y is —O—, —CH 2 — or —NH—and R 5 is a linear or branched alkyl or aryl group or a linear or branched aralkyl or alkaryl group.