Patent ID: 7731760

Claim:
Compounds of formula (1) D 1 -(Z 1 ) r —Y 1 —S-A (1), wherein A is hydrogen; or a radical of formula (1a) *—S—Y 2 —(Z 2 ) r -D 2 ; Y 1 and Y 2 independently from each other are unsubstituted or substituted, straight-chain or branched, interrupted or uninterrupted C 1 -C 10 alkylene; C 5 -C 10 cycloalkylene; C 5 -C 10 arylene; or —C 5 -C 10 arylene-(C 1 -C 10 alkylene); Z 1 and Z 2 independently from each other are *—(CH 2 ) p —C(O)—**; *—(CH 2 CH 2 —O) s —**; *—(CH 2 ) p —C(O)O—**; *—(CH 2 ) p —OCO—**; *—(CH 2 ) p —N(R 1 )—**; *—(CH 2 ) p —CON(R 1 )—**; *—(CH 2 ) p —(R 1 )NC(O)—**; O—; —S—; —S(O)—; —S(O) 2 —; or a cationic biradical of a substituted or unsubstituted aromatic or heteroaromatic compound of the formula wherein the asterix * indicates the linkage to D 1 and/or D 2 ; the asterix ** indicates the linkage to Y 1 and/or Y 2 ; W 1 is N or a radical of CR 5 ; R 1 , R 2 , R 3 , R 4 and R 5 independently from each other are hydrogen; C 1 -C 14 alkyl; C 2 -C 14 alkenyl; C 5 -C 10 aryl; C 5 -C 10 aryl-(C 1 -C 10 alkyl); or —C 1 -C 10 alkyl(C 5 -C 10 aryl); D 1 and D 2 independently from each other ar the residue of an organic dye selected from the radical of formula R 6 and R 7 independently from each other are hydrogen; C 1 -C 20 alkyl; C 1 -C 20 alkoxy; C 3 -C 6 cycloalkyl; C 5 -C 10 aryl; anellated aromatic groups; carboxylate; or sulfonate groups; R 8 , R 9 and R 10 , R 11 and R 12 each independently from each other are hydrogen; unsubstituted or substituted, straight-chain or branched, monocyclic or polycyclic, interrupted or uninterrupted C 1 -C 14 alkyl, C 2 -C 14 alkenyl, C 6 -C 10 aryl, C 6 -C 10 aryl-C 1 -C 10 alkyl or C 5 -C 10 alkyl(C 5 -C 10 aryl); or R 8 and R 9 or R 10 and R 11 together with the linking nitrogen atom form a 5 to 7 membered carbocyclic ring which may contain one or more than one hetero atom; or R 8 is linked to C 1 together with N + forming a 5-7 membered carbocyclic ring; or R 9 is linked to C 2 together with N + forming a 5-7 membered carbocyclic ring; X is —O—; or —N(R 9 )—; or —S—; p is a number from 0 to 5; r is 0 or 1; and s is a number from 1 to 5.