Patent ID: 8058798

Claim:
A compound represented by Formula II: wherein: L is Z(R c ) 3 or has the formula: Z is P, and Zâ€², if present, is P; R d is a group selected from an optionally substituted alkylene group optionally interrupted by O, S or NR b , an optionally substituted arylene group, an optionally substituted heteroarylene group, an optionally substituted arylalkylene group, and an optionally substituted heteroarylalkylene group; x is 1 or 2; each of R 1 through R 10 , independently, is selected from the group consisting of hydrogen, a halogen, hydroxyl, cyano, nitro, di(alkyl)amino, an alkoxy group, an acyl group, an optionally substituted alkyl group, an optionally substituted alkenyl group, an optionally substituted alkynyl group, an optionally substituted aryl group, and an optionally substituted heteroaryl group; and each R c , independently, is selected from the group consisting of hydrogen, an optionally substituted alkyl group, an optionally substituted alkenyl group, an optionally substituted alkynyl group, an optionally substituted aryl group, and an optionally substituted heteroaryl group.