Asymmetric dioxazine compound and method for dyeing or printing fiber Material using the same

An asymmetric dioxazine compound represented by the following formula (I):

• ##STR25## wherein, T.sub.1 and T.sub.2 each independently represents hydrogen, chlorine, bromine, a lower alkyl group, a lower alkoxy group or a phenoxy group;
• A.sub.1 represents a lower alkyl group, a lower alkoxy group, chlorine, bromine or a carboxyl group;
• A.sub.2 represents hydrogen, a lower alkyl group, a lower alkoxy group, chlorine, bromine or a carboxyl group;
• R represents hydrogen or a lower alkyl group which may be optionally substituted;
• and
• Z represents a pyrimidine-based or quinoxaline-based fiber reactive group, or a triazine-based fiber reactive group selected from groups represented by the following formulae(II) to (V):
• ##STR26## wherein, X.sub.1 represents halogen or a group represented by the following formula (VI):
• --N(R.sub.3)--W.sub.2 --Z.sub.2 (VI)
• wherein,
• W.sub.2 represents a lower alkylene group which may be optionally substituted and may be interrupted by a hetero atom, a phenylene group which may be optionally substituted or a naphthylene group which may be optionally substituted;
• Z.sub.2 represents --SO.sub.2 --CH.dbd.CH.sub.2 or --SO.sub.2 CH.sub.2 CH.sub.2 Z.sub.2 ' (Z.sub.2 ' represents a group which is released by the action of an alkali);
• and
• R.sub.3 represents hydrogen or a lower alkyl group which may be optionally substituted;
• X.sub.2 represents SH, SR.sub.4, SO.sub.2 R.sub.4 (R.sub.4 represents a lower alkyl group which may be optionally substituted or a phenyl group which may be optionally substituted) or SO.sub.3 H, provided that, when X.sub.1 represents a group represented by the formula (VI), X.sub.2 represents SH, SR.sub.4, SO.sub.2 R.sub.4 (R.sub.4 has the same meaning as described above), SO.sub.3 H or a phenoxy group which may be optionally substituted;
• R.sub.1 represents hydrogen, a carboxyl group, a carbamoyl group, a sulfo group, halogen or a lower alkyl group which may be optionally substituted;
• W.sub.1 represents a lower alkylene group which may be optionally substituted and may be interrupted by a hetero atom;
• R.sub.2 represents a phenyl group which may be optionally substituted or --W.sub.3 --Z.sub.3 {W.sub.3 represents a lower alkylene group which may be optionally substituted and may be interrupted by a hetero atom, Z.sub.3 represents --SO.sub.2 --CH.dbd.CH.sub.2 or --SO.sub.2 CH.sub.2 CH.sub.2 Z.sub.3 ' (Z.sub.3 ' represents a group which is released by the action of an alkali)};
• Z.sub.1 represents --SO.sub.2 --CH.dbd.CH.sub.2 or --SO.sub.2 --CH.sub.2 CH.sub.2 Z.sub.1 ' (Z.sub.1 ' represents a group which is released by the action of an alkali);
• and
• X.sub.3 represents halogen, OH, OR.sub.4, SH, SR.sub.4, SO.sub.2 R.sub.4 (R.sub.4 has the same meaning as described above), SO.sub.3 H, an amino group selected from alkyl(C1 to C6)amino, N,N-dialkyl(C1 to C6)amino, cycloalkyl(C5 to C7)amino, aralkyl(C7 to C10)amino, aryl(C6 to C12)amino, N-alkyl(C1 to C6)-N-cyclohexylamino, N-alkyl(C1 to C6)-N-aralkyl(C7 to C10)amino, N-alkyl(C1 to C6)-N-aryl(C6 to C12)amino, amino groups substituted by an aryl group which is substituted by a heterocyclic group, and amino groups of which amino nitrogen atom is a ring member of an N-heterocyclic ring, wherein the aryl group and N-heterocyclic ring contained in the amino group may be optionally substituted by one, two or three substituants selected from halogen, nitro, cyano, trifluoromethyl, sulfamoyl, carbamoyl, C1 to C4 alkyl, C1 to C4 alkoxy, alkyl(C1 to C4)carbonylamino, ureido, hydroxy, carboxy, sulfomethyl, .beta.-hydroxyethylsulfonylethyloxy, dimethylamino and sulfo,
• or a group represented by the following formula (VII):
• --N(R.sub.5)--W.sub.4 --Z.sub.4 (VII)
• wherein,
• W4 represents a lower alkylene group which may be optionally substituted and may be interrupted by a hetero atom, a phenylene group which may be optionally substituted or a naphthylene group which may be optionally substituted;
• Z.sub.4 represents --SO.sub.2 --CH.dbd.CH.sub.2 or --SO.sub.2 CH.sub.2 CH.sub.2 Z.sub.4 ' (Z.sub.4 ' represents a group which is released by the action of an alkali);
• and
• R.sub.5 represents hydrogen, a lower alkyl group which may be optionally substituted, a phenyl group which may be optionally substituted or --W.sub.5 Z.sub.5 {W.sub.5 represents a lower alkylene group which may be optionally substituted and may be interrupted by a hetero atom, and Z.sub.5 represents --SO.sub.2 --CH.dbd.CH.sub.2 or --SO.sub.2 --CH.sub.2 CH.sub.2 Z.sub.5 ' (Z.sub.5 ' represents a group which is released by the action of an alkali)};
• provided that, when R.sub.1 represents a carboxyl group, R.sub.5 is not a lower alkyl group which may be optionally substituted;
• and
• a salt thereof.