Patent ID: 7354952

Claim:
A gallium complex comprising gallium and a compound represented by structural formula I: 2-OHâ€”Arâ€”CR 1 â€”NR 2 â€”R 3 â€”COOHâ€ƒâ€ƒI wherein 2-OHâ€”Ar is an optionally substituted 2-hydroxyaryl; R 1 is â€”OH or â•O; R 2 is hydrogen, hydroxyl or an optionally substituted C 1 -C 4 alkyl, C 1 -C 4 alkoxy, or C 2 -C 4 alkenyl; and R 3 is an optionally substituted aryl, heteroaryl, cycloalkyl, heterocyclyl, C 1 -C 24 alkyl, C 2 -C 20 alkenyl, C 2 -C 20 alkynl, C 1 -C 10 alkylaryl, C 1 -C 10 arylalkyl, C 2 -C 10 alkenylaryl, C 2 -C 10 arylalkenyl, C 2 -C 10 alkynylaryl or C 2 -C 10 arylalkynyl, which optionally is interrupted by O, N, S or any combination thereof.