Patent ID: 6184379
Filing Date: 2001-02-06
Classification: C09B,Y10S

Abstract:
A compound of the general formula ##STR6##in whichCa, Cb, Cc and Cd each denote a C atom, Ca and Cb are either linked together by a single bond or by a double bond, and Cc and Cd are either linked together by a single bond or by a double bond;X1to X12 are independently selected from a group consisting of halogen, sulfonic acid, hydrogen and an alkyl residue with 1-20 C atoms in which the alkyl residue is optionally substituted with at least one halogen or sulfonic acid residues;R1 and R2 are either identical or different and are selected from a group consisting of hydrogen, alkyl with 1-20 C atoms, polyoxyhydrocarbyl units, phenyl, and phenylalkyl with 1-3 carbon atoms in the alkyl chain; wherein the alkyl and/or phenyl residues are optionally substituted by at least one hydroxy, halogen, sulfonic acid, amino, carboxy or alkoxycarbonyl groups, and where the alkoxy optionally has 1-4 carbon atoms;at least R1 contains an activatable group;R2 and X4 are optionally linked together by 0-2 C atoms,wherein A1, A2 and A3 are independently of one another selected from a group consisting of hydrogen, cyano, halogen and sulfonic acid; B1 is halogen, cyano or hydrogen;B2 is selected from a group consisting of hydrogen, amide, halogen, and an alkyl residue having 1-20 C atoms.