Patent ID: 6306182
Filing Date: 2001-10-23
Classification: A61K,A61Q,C09B

Abstract:
A compound of the formula: ##STR10##wherein:n, y, and z are each independently integers ranging from 1 to 100,000;R.sup.1 through R.sup.6 and R.sup.8 are each independently H, C.sub.1-6 alkyl, hydroxyalkyl, substituted or unsubstituted aminoalkyl; or R.sup.4 and R.sup.5 together form a substituted or unsubstituted heterocyclic 5 to 6 membered ring wherein the substituents are selected from C.sub.1-6 alkyl, hydroxyalkyl, or substituted or unsubstituted aminoalkyl;R.sup.7 is H, SR.sup.1, or S and R.sup.7 together form an isothiouronium salt or Bunte salt;X is a linking group; andD is a chromophore that absorbs visible light.