Basic dioxazine compounds

Claim 1

A dioxazine compound of the formula I ##STR67## wherein Z is (a) a basic group of the formula ##STR68## wherein T 1 is hydrogen; C 1 -C 4 alkyl which is unsubstituted or substituted by OH; cyclohexyl which is unsubstituted or substituted by 1-3 methyl groups; or phenyl; T 2 is C 1 -C 4 alkyl which is unsubstituted or substituted by hydroxyl; or T 1 and T 2 , together with the nitrogen atom to which they are attached, form a pyrrolidine, pyridine, morpholine or piperazine ring; and W is hydrogen or C 1 -C 4 alkyl which is unsubstituted or substituted by OH or C 1 -C 4 alkoxy; or (b) a cationic group of the formula --CH.sub.2 --NH--CO-alkylene(C.sub.1 -C.sub.4)-K.sup.⊕ A.sup.⊖(i) in which K.sup.⊕ is a radical of the formula ##STR69## wherein R 7 and R 8 , each independently of the other, is C 1 -C 4 alkyl which is unsubstituted or substituted by OH, carbamoyl or cyano, or R 7 and R 8 , together with the nitrogen atom to which they are attached, form a pyrrolidine, piperidine or morpholine ring; R 9 and R 10 are H or C 1 -C 4 alkyl; or R 7 and R 9 and R 8 and R 10 together with the nitrogen atoms to which they are attached, form a 1,2-diazabicyclo-(3.3.0)-octane ring system; R 11 is H or C 1 -C 4 alkyl which is unsubstituted or substituted by OH; R 12 and R 13 , each independently of the other, is hydrogen, phenyl, C 1 -C 4 alkoxy or C 1 -C 4 alkyl which is unsubstituted or substituted by OH, carbamoyl or NH 2 ; or R 11 and R 12 , together with the nitrogen atom to which they are attached, form a piperadine, pyrrolidine or morpholine ring; or R 11 , R 12 and R 13 , together with the nitrogen atom to which they are attached, form a pyridine ring which is unsubstituted or substituted by methyl, OH, NH 2 , carboxy or CN or is annulated to form a quinoline radical; or R 11 , R 12 and R 13 , together with the nitrogen atom to which there are attached, form a 1,4-diazabicyclo-(2.2.2.)-octane ring system; or Z is a cationic group of the formula ##STR70## wherein alkylene is an alkylene bridge which can be interrupted by --O--, --S--, --NH-- or ##STR71## R 14 is H or C 1 -C 4 alkyl; R 15 and R 17 , each independently of the other, is C 1 -C 4 alkyl; R 16 is C 1 -C 4 alkyl, C 1 -C 4 alkoxy or NH 2 ; or R 15 and R 16 together with the nitrogen to which they are attached is pyridinium; A - is an anion; Y is an anionic group; each of X and X 1 , independently of the other, is H; halogen; CN; C 1 -C 4 alkyl; phenyl which is unsubstituted or substituted by C 1 -C 4 alkyl or halogen; NHCOR 1 wherein R 1 is C 1 -C 4 alkyl, cyclohexyl, aryl which is unsubstituted or substituted by C 1 -C 4 alkyl or halogen, or R 1 is a heterocycle selected from the group consisting of furane, thiophene, pyridine, quinoline, phenylthiazole and phenyltriazole; OCOR 2 wherein R 2 is C 1 -C 4 alkyl which is unsubstituted or substituted by phenyl, or R 2 is cyclohexyl; ##STR72## wherein R 4 and R 5 , each independently of the other, is hydrogen, cyclohexyl, aryl, C 1 -C 4 alkyl which is unsubstituted or substituted by phenyl, ##STR73## wherein T 1 , T 2 , R 15 , R 16 and R 17 are as defined above, or R 4 and R 5 , together with the nitrogen atom to which they are attached, form a pyrrolidine, piperidine or morpholine ring; or COOR 6 wherein R 6 is hydrogen, cyclohexyl or C 1 -C 4 alkyl which is unsubstituted or substituted by OH or phenyl; each of the benzene radicals A and A 1 , independently of the other, is unsubstituted or substituted by one or more substituents selected from the group consisting of halogen; CN; C 1 -C 8 alkyl which is unsubstituted or substituted by phenyl; phenyl which is unsubstituted or substituted by halogen, C 1 -C 4 alkyl or C 1 -C 4 alkoxy; COOH; NO 2 ; NH 2 ; mono- or di-(C 1 -C 4 )-alkyl amino; NHCO--C 6 H 5 ; NHCOR 18 where R 18 is C 1 -C 4 alkyl which is unsubstituted or substituted by phenyl, C 1 -C 4 alkoxy, cyclohexyl or phenyl which is unsubstituted or substituted by halogen, C 1 -C 4 alkoxy, C 1 -C 4 alkyl, NO 2 or CN; SCN; benzothiazole which is unsubstituted or substituted by C 1 -C 4 alkyl; C 1 -C 4 alkoxy which is unsubstituted or substituted by C 1 -C 4 alkyl, C 1 -C 4 alkoxy, OH or phenyl; phenoxy which is unsubstituted or substituted by C 1 -C 4 alkyl; NHR 19 wherein R 19 is H or phenyl which is unsubstituted or fused with a hetero ring to form a benzoxazole, benzthiazole or benzimidazole; C 1 -C 4 alkylsulfonyl; or CONHR 20 , wherein R 20 is phenyl which is unsubstituted or substituted by halogen, phenyl or C 1 -C 4 alkyl; n is a number from 1 to 4 and m a number from 0 to 2, with the proviso that number m is small than n.