Patent ID: 6949630
Filing Date: 2005-09-27
Classification: A61K,A61Q,C09B

Abstract:
1. A cationic reactive dye which is a) an acridine of formula wherein R An is an anion: and n b) an anthraquinone of formula wherein R An and n R c) an azine of formula wherein R d) an azo compound of formula wherein U is —O—, —S— or —NR T is —CH═, —CR R C R R K is the radical of a coupling component from the aniline or phenol series or the radical of a heterocyclic coupling component, and n d′) an azomethine of formula wherein R R R R R R R n e) a dioxazine of formula wherein B is a fibre-reactive group of formula (2a), (2b) (2c), (2d), (2e), (2f) or (2g), wherein R R R or the radical of a compound of formula (3a), (3b), (3c), (3d), (3e), (3f) or (3g), wherein R X is hydrogen or a cation of an alkali metal or alkaline earth metal, R R B′ is B or hydrogen, and R n or a dioxazine of formula wherein R E, and n f) a methine of formula wherein R K g) an oxazine of formula wherein R n and, in the above-mentioned formulae, E is in each case (D D is —NR—, —(NR′—(C wherein R is hydrogen, C ortho-, meta- or para-(C R′ and R″ are each independently of the other hydrogen or C m is an integer 0 or 1, and E′ is hydrogen or B, with the proviso that E in each formula is at least once (D E′ is B, and B is as defined above.