Patent ID: 7064206

Claim:
A compound having the formula: wherein R 1 and R 2 are independently the same or different and are hydrogen, an alkyl group, an alkenyl group, an alkynyl group, an alkoxy group, a phenoxy group, a napthyloxy group, an acyloxy group, OC(O)OR 12 wherein R 12 is an alkyl group, a carbamoyloxy group, a halogen, a hydroxy group, a nitro group, a cyano group, an azido group, a formyl group, a hydrazino group, C(O)R 13 wherein R 13 is an alkyl group, an alkoxy group, an amino group or a hydroxy group, SR 14 , wherein R 14 is hydrogen, C(O)R 13 , an alkyl group, a phenyl group or a napthyl group; R 3 is H, a nitro group, a halogen atom, an amino group, a hydroxy group, or a cyano group; R 4 is H, F, an alkyl group, an alkenyl group, an alkynyl group, a trialkylsilyl group or an alkoxy group; R 5 is a C 1-15 alkyl group, an allyl group, a benzyl group or a propargyl group; R 6 , R 7 and R 8 are independently a C 1-15 alkyl group, a C 2-15 alkenyl group, a C 2-15 alkynyl group, a phenyl group, a napthyl group or a (CH 2 ) q R 15 group, wherein q is an integer between 1 and 15 and R 15 is a hydroxy group, alkoxy group, an amino group, an alkylamino group, a dialkylamino group, a halogen atom, a cyano group or a nitro group; R 9 is a hydrogen, an alkyl group, an alkenyl group, an alkynyl group, an alkoxy group, a phenoxy group, a napthyloxy group, or an acyloxy group; R 10 is an alkylene group, an alkenylene group or an alkynylene group; R 11 is hydrogen, an alkyl group, an alkenyl group and (CH 2 ) L NR 16 R 17 wherein L may be an integer ranging from 1–30 and R 16 and R 17 are independently the same or different and are hydrogen, a C 1-15 alkyl group, a C 2-15 alkenyl group, a C 2-15 alkynyl group, a phenyl group, a napthyl group, a (CH 2 ) Y R 18 group, a (CH 2 ) Y C(O)R 18 group or a (CH 2 ) Y CO 2 R 18 wherein Y may be an integer ranging from 1 to 15 and R 18 is a hydroxy group, a thiol group, an alkylthiol, a silyl group, an alkoxy group, an amino group, an alkylamino group, a dialkylamino group, a halogen atom, a cyano group, a nitro group.