Abstract: The invention relates to novel triphendioxazine pigments of formula (I) wherein X represents hydrogen or chlorine, while R1 represents phenyl substituted by one to five radicals from the group comprising C1-C4-alkyl, halogen, C1-C4-alkoxy, acetylamino, aminocarbonyl, methylaminocarbonyl and C1-C4-alkoxycarbonyl, or phenyl annelated in the 2,3- or 3,4- with a divalent radical of the formula —NH—(CO)m—NR2—, —CR2?CH—CO—NH—, —CR2?N—CO—NH—, —CO—NH—CO—NR2—, —CO—(NH)m—CO— or —O—(CO)m—NH— so as to form a five- or six-membered ring, R2 representing hydrogen, methyl, ethyl or phenyl and m representing 1 or 2.

Abstract: The present invention relates to triphendioxazine dye of the general formula I where A1 and A2, B, R1 and M are each as defined in the claims and Y1 is a group of the general formula II or III where X1 to X4 and also R2 and R3 are each as defined in the claims, processes for their preparation and their use for dyeing and printing hydroxyl- and/or carboxamido-containing materials.

Abstract: A color printing apparatus includes a printer driver for receiving a print instruction of print data issued from an application program, and for rasterizing the print data to produce con-tone/multi-bits bitmap data and bi-tone/single-bit bitmap data; a page memory for independently storing thereinto both the con-tone/multi-bits bitmap data and the bi-tone/single-bit bitmap data; a control unit for executing a control operation in such a manner that the con-tone/multi-bits bitmap data is converted into con-tone/multi-bits print data, the bi-tone/single-bit bitmap data is converted into bi-tone/single-bit print data, and at least one of the con-tone/multi-bits print data-and the bi-tone/single-bit print data is stored into the page memory in a bitmap format; and an output control unit for reading at least any one of the con-tone/multi-bits print data and the bi-tone/single-bit print data from the page memory, and for logically synthesizing the print data with each other to output the synthesized print data to a

Abstract: Reactive dyes of formula (I), wherein A is the radical of a monoazo, polyazo, metal complex azo, anthraquinone, phthalocyanine, formazan or dioxazine chromophore, Q1, and Q2 are each independently of the other hydrogen or unsubstituted or substituted C1–C4alkyl, (Q3)n denotes n substituents selected from the group C1–C4alkyl, C1–C4alkoxy, halogen and sulfo, X is halogen, 3-carboxypyridin-1-yl, 3-carbamoylpyridin-1-yl, hydroxy, C1–C4alkoxy unsubstituted or substituted in the alkyl moiety, phenoxy unsubstituted or substituted in the phenyl moiety, C1–C4alkylthio unsubstituted or substituted in the alkyl moiety, unsubstituted or substituted amino, or an N-heterocycle which may or may not contain further hetero atoms, Y is vinyl or a radical —CH2—CH2—U and U is a group removable under alkaline conditions, k is a number 2, 3, 4, 5 or 6, m is a number 0 or 1, and n is a number 0, 1 or 2, with the proviso that when A denotes a monoazo chromophore it is not directly linked to the triazinyl radical through a hydroxyna

Abstract: The present invention relates to reactive azo dyes of the formula (I) or an alkali metal salt thereof, wherein A is formula (i) or (ii) C is an optionally substituted aromatic or heteroaromatic residue; and R1, R2, B, D, Y, a, b, c, d and n are defined as given in claim 1, a process for preparing said dyes and a process for colouring fibre material, which comprises applying thereto said dyes.

Abstract: The present writing relates to a novel fiber-reactive dye of the formula wherein R11, D, R0, X and Z are as defined in the specification. The novel dye according to the present writing can be used in dyeing and printing fibre materials, especially, cellulosic fibre materials by a general fixing method, and a good adsorbing/fixing rate and an excellent fastness to light and wet treatment.

Abstract: According to the invention there are provided fiber-reactive dyestuffs which are compounds of the formula (I) 1

Abstract: Reactive dyes of the formula (1) in which R1, R2, R3 and R4 independently of one another are hydrogen or substituted or unsubstituted C1-C4alkyl, (R5)0-2 and (R6)0-2 independently of one another are 0 to 2 identical or different substituents from the group consisting of C1-C4alkyl, C1-C4alkoxy, C2-C4alkanoylamino, halogen, carboxyl, sulfo, carbamoyl, N-C1-C4alkylcarbamoyl, N,N-di-C1-C4alkylcarbamoyl, C1-C4alkylsulfonyl, sulfamoyl, N-C1-C4alkylsulfamoyl and N,N-di-C1-C4alkylsulfamoyl, A is hydrogen or C1-C4alkyl which is unsubstituted or substituted by hydroxyl, sulfo, carboxyl or sulfato, phenyl or naphthyl which are unsubstituted or substituted by C1-C4alkyl, C1-C4alkoxy, C2-C4alkanoylamino, hydroxyl, carboxyl, carbamoyl, sulfo or halogen, phenyl-C1-C4alkylene which is unsubstituted or substituted in the phenyl ring by C1-C4alkyl, C1-C4alkoxy, C2-C4alkanoylamino, hydroxyl, carboxyl, sulfo, carbamoyl, ureido or halogen, or C5-C7cycloalkyl which is unsubstituted or substituted by C1-C4alky

Abstract: A compound of the Formula (1) and salts thereof: 1

Abstract: Compounds of the formula 1

Abstract: Reactive dyes of formula (1) wherein A is phenyl or naphthyl, each of which is unsubstituted or substituted by halogen, C1-C4alkyl, C1-C4alkoxy, carboxy, sulfo or a fiber-reactive group of formula (2a), (2b), (2c), (2d) or (2e) —SO2—Y  (2a), —NH—CO—(CH2)l—SO2—Y  (2b), —CONH—(CH2)m—SO2—Y  (2c), —NH—CO—CH(Hal)—CH2Hal  (2d) or —NH—CO—C(Hal)═CH2  (2e), B is an aliphatic linking group, D is the radical of a diazo component of the benzene or naphthalene series, R1 is hydrogen or unsubstituted or substituted C1-C4alkyl, R2 is hydrogen, cyano, carbamoyl or sulfomethyl, R3 is hydrogen or C1-C4alkyl, R is hydrogen or unsubstituted or substituted C1-C4alkyl or corresponds to a radical of formula (3)  wherein B, D, R2 and R3 have the meanings cited above, X1 is halogen, hydroxy, C1-C4alkoxy, unsubstituted o

Abstract: This application relates to reactive dyes having at least one halobenzene nucleus linked to a chromophoric group via an amino linkage and additionally containing a second reactive group.

Abstract: Claimed are novel azo dyes of the formula (I) where the substituents are each as defined in the claims, their preparation, their use as dyes and as an ingredient of an ink-jet printing ink and also substrates dyed with such compounds.

Abstract: A fiber reactive dyestuff of the following formula (I) wherein the definition of D, and Z the same meaning as given in the description. The fiber reactive dyestuff of the present invention is suitable for dyeing and printing on cellulose fiber or fiber materials containing cellulose. Dyed material with various excellent properties in dyed color can be obtained, showing especially outstanding performance in the property of wash fastness.

Abstract: A bisazo compound represented by the following general formula (1): wherein the variables are as defined in the specification, or a salt thereof is superior in various performance for dyeing and printing a fiber material.

Abstract: Reactive dyes of the formula I where a is 1 or 2, b is 0 or 1, Y is vinyl or a radical of the formula C2H4Q, where Q is an alkali-detachable group, Het is the radical of a 5- or 6-membered aromatic hetero-cyclic ring having from 1 to 3 hetero atoms selected from the group consisting of oxygen, sulfur and nitrogen, W is either in case 1) the radical of a coupling component, of a monoazo dye or additionally, when b=0, of a disazo dye, which may each bear further fiber-reactive groups, or in case 2) the radical of a chromophore which optionally has further fiber-reactive groups and is derived from an optionally metallized mono- or disazo dye, a triphendioxazine, an anthraquinone, a metallized formazan or a metallized phthalocyanine, and L1 and L2 are each a bridge member, are useful for dyeing or printing hydroxyl-containing or nitrogenous substrates.

Abstract: Disazo compounds, processes for their preparation and their use as dyestuffs Described are fiber-reactive, water-soluble disazo compounds corresponding to the formula (1) given below, which are capable of dyeing fiber material containing hydroxy, amino, thiol and/or carboxamido groups, such as cellulose fibers, for example cotton, regenerated cellulose fibers, wool and synthetic polyamide fibers, in a high intensity and with good fastness properties. in which: W2 is a particular fiber-reactive grouping, D1 is phenyl or naphthyl, each optionally substituted by substituents customary in dyestuffs, and D2 is phenylene or naphthylene optionally substituted by substituents customary in dyestuffs, M is hydrogen or an alkali metal, R is hydrogen or sulfo and R1 is hydrogen, optionally substituted lower alkyl or optionally substituted phenyl.

Abstract: Described are fiber-reactive water-soluble azo compounds which contain a group of the general formula (2) as diazo component where R21 is hydrogen, methyl, ethyl, methoxy, ethoxy or sulfo, R22 is hydrogen, methyl, ethyl, methoxy, ethoxy or sulfo, R23 is hydrogen, alkyl of 1 to 4 carbon atoms or phenyl, n is 2 or 3 and the group —SO2—Y is a fiber-reactive group of the vinyl sulfone series, and which are capable of dyeing hydroxy- and/or carboxamido-containing material, especially fiber material, such as cellulose fibers, for example cotton, or regenerated cellulose fibers and also wool and synthetic polyamide fibers in high color strength and good fastnesses.

Abstract: Azo dyes comprising at least one structural unit of the formula (1) ##STR1## The azo dyes according to the invention are particularly suitable for dyeing cotton and wool and produce dyeings with good allround properties.

Abstract: A dyestuff according to formula (I) ##STR1## or a salt thereof wherein the substituents have the definitions as defined in claim 1.The dyestuffs are useful for dyeing or printing nitrogen-containing or hydroxy-group-containing organic substrates and for the production of printing inks.

Abstract: The present invention relates to a water-soluble reactive dye of the formula N(Z).sub.3, wherein each Z independently has the formula (III): ##STR1## wherein m, Q, Y and D are defined in the claims. The present invention also relates to a process for coloring a substrate that includes applying to the substrate the water-soluble reactive dye of the above formula at a pH above 7.

Abstract: The present invention provides novel water-soluble azo compounds derived from 2-hydroxynaphthalene-3,6-dicarboxylic acid or derivatives thereof and diazonium salts having sulfo group(s). These compounds are useful as raw materials for dyes having excellent dyeing properties and fastness.

Abstract: A polyazo compound represented by the following formula (I): ##STR1## wherein A represents unsubstituted phenylene or naphthylene;E represents hydroxynaphthylene;m, m.sup.1 and m.sup.3 independently represent an integer of 0 or 1;B and B1 represents hydrogen atom, --SO.sub.2 -Z in which Z represents --CH.dbd.CH.sub.2 or --CH.sub.2 CH.sub.2 Y in which Y represents a group eliminatable by an action of an alkali, or a substituted triazine group, etc.

Abstract: A process for coloration of a substrate comprising applying thereto at a pH above 7 a water-soluble reactive dye comprising at least three chromophoric groups linked to a polyamine. Also claimed are dyes suitable for use in the process.

Abstract: There is provided a monoazo compound which is useful as a reactive dye for dyeing or printing a fiber material in an orange to scarlet color; and intermediate compounds for producing the compound is provided; the monoazo compound being represented by the following formula (1): ##STR1## wherein m represents 0 or 1; R.sup.1 represents a hydrogen atom or a lower alkyl group; D represents a specific diazo component of benzene type having substitution of a fiber reactive group; B.sup.1 represents a direct bond or connecting group; Z.sup.1 represents an alkylcarbonyl group, phenylcarbonyl group or a fiber-reactive group of vinylsulfone, triazine or pirimidine type; a group represented by --NR.sup.1 -- bonds to 6-position or 7-position of a naphthalene ring;and the intermediate compounds being represented by the following formulae (A) or (B): ##STR2## wherein U represents a connecting group such as alkylene and the like, Y represents vinyl or --CH.sub.2 CH.sub.

Abstract: Dyes of the formula ##STR1## in which A.sub.1 and A.sub.2 independently of one another are the radical of a monoazo, polyazo, metal complex azo, anthraquinone, phthalocyanine, formazan, azomethine, dioxazine, phenazine, stilbene, triphenylmethane, xanthene, thioxanthone, nitroaryl, naphthoquinone, pyrenequinone or perylenetetracarbimide dye,R.sub.1, R.sub.2, R.sub.3 and R.sub.4 independently of one another are hydrogen or substituted or unsubstituted C.sub.1 -C.sub.4 alkyl,Y.sub.1 and Y.sub.2 independently of one another are halogen, carboxypyridinium, substituted or unsubstituted amino or a heterocyclic radical bonded via a nitrogen atom andn is a number from 1 to 7,are particularly suitable for dyeing or printing fiber materials containing hydroxyl groups or nitrogen. Dyeings with good fastness properties are obtained with a high dyeing yield.

Abstract: Reactive dyes of the formula I ##STR1## where a is 1 or 2,b is 0 or 1,Z.sup.1 is hydrogen, C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -alkoxy, halogen, nitro, amino, hydroxysulfonyl, C.sub.1 -C.sub.6 -alkoxycarbonyl, carbamoyl or C.sub.1 -C.sub.6 -mono- or dialkylcarbamoyl,A is methylene, carbonyl, sulfonyl or a radical of the formula CH.sub.2 --CO or CH.sub.2 --SO.sub.2,X is a direct linkage or a linker,Y.sup.1 is vinyl or a radical of the formula C.sub.2 H.sub.4 Q where Q is a group which can be eliminated under alkaline conditions,W is in case 1) the radical of a chromophore which may have further reactive groups, or in case 2) the radical of a coupling component to which additionally the radical of a diazo component may be linked via an azo bridge and which may have additional reactive groups, andL.sup.1 and L.sup.2 are each linkers,their intermediates and a process for dyeing or printing substrates having hydroxyl groups or nitrogen atoms using the novel dyes are described.

Abstract: A monoazo compound useful for dyeing or printing a fiber material represented by the following general formula (I): ##STR1## wherein R.sup.1 represents a hydrogen atom or alkyl; U.sup.1 and U.sup.2 represent a group of the following general formula (U1), (U2) or (U3): ##STR2## wherein Y.sup.1, Y.sup.2 and Y.sup.3 represent --CH.dbd.CH.sub.2 or --CH.sub.2 CH.sub.2 Z wherein Z represents a group which can be eliminated by the action of an alkali; and X.sup.1 and X.sup.2 represent halogeno, pyridinio or a group of the following general formula (X1), (X2), (X3) or (X4): ##STR3## or a salt thereof.

Abstract: Dyes of the formula (1) indicated and defined below, containing at least one sulfo group, which can be used for dyeing hydroxy and/or carboxamido-containing material, especially fiber material, for example cellulosic fiber materials, wool and synthetic polyamide. ##STR1## in which F is the radical of a dye molecule, n is the number 1 or 2, R.sup.A is hydrogen or substituted or unsubstituted lower alkyl, R.sup.B is hydrogen, unsubstituted or substituted lower alkyl or unsubstituted or substituted phenyl, X is halogen, R is hydrogen, lower alkyl, lower alkoxy halogen or sulfo, and G at the benzene ring forms the radical of a heterocycle which includes at least one carbonylamido group whose N atom can be substituted.

Abstract: Dyestuffs of the formula ##STR1## wherein D is the radical of a carbo- or heterocyclic diazo component,X represents O, NH, NT, NCOT, NCCH.sub.2 T or NSO.sub.2 T,are preferably suitable, if m=n=l=o, for dyeing and printing hydrophobic synthetic fiber materials and mixtures thereof with naturally occurring fiber materials.

Abstract: Water-soluble azo compounds, processes for their preparation and their use as dyestuffs.Water-soluble azo compounds are described which have fiber-reactive properties and are suitable as dyestuffs for dyeing material, in particular fiber material, containing hydroxy and/or carboxamide groups, such as, for example, cellulosic fiber materials, such as those of cotton, wool or nylon, and which have, as the radical of a diazo component, a radical of the formula ##STR1## in which R is hydrogen, alkyl having 1 to 4 carbon atoms, alkoxy having 1 to 4 carbon atoms, halogen or sulfo, R.sup.o is hydrogen, alkyl having 1 to 4 carbon atoms, halogen, carboxy, aminocarbonyl, alkoxycarbonyl having 2 to 5 carbon atoms, sulfo or phenyl and R.sup.10 is hydrogen, alkyl having 1 to 4 carbon atoms or halogen, and which contain a fiber-reactive radical bonded to the coupling component via an amino group.

Abstract: Reactive dyes of the formula ##STR1## in which D is a radical of the formula ##STR2## are particularly suitable for dyeing or printing natural or synthetic polyamide fibre materials.

Abstract: The invention relates to reactive-group-containing monoazo dyestuffs of formula (I), their salts or mixtures thereof, wherein R.sub.1 signifies hydrogen, methyl, methoxy or ethoxy, R.sub.2 signifies hydrogen, methyl, NHCONH.sub.2 or NHCOCH.sub.3, RG signifies (a), (b) or (c), X signifies hydrogen or chlorine, Z signify a group --CH=CH.sub.2, --CH.sub.2 CH.sub.2 W or mixtures thereof wherein W is a leaving group removable by alkali and --SO.sub.2 --Z may be bonded in a meta- or para-position with respect to the azo group. These compounds are useful as reactive dyestuffs in printing or dyeing hydroxy-group-containing or nitrogen-containing organic substrates.

Abstract: Fiber-reactive monoazo and disazo compounds of the formulaD-N.dbd.N--Kwhich compounds are in free acid or salt form, and mixtures thereof, are useful for dyeing or printing hydroxy group- or nitrogen-containing organic substrates, for example leather and fiber material comprising natural or synthetic polyamides or natural or regenerated cellulose; the most preferred substrate is a textile material comprising cotton.

Abstract: Reactive dyes of the formula ##STR1## in which R.sub.1, R.sub.2, R.sub.3 and R.sub.4 independently of one another are hydrogen or substituted or unsubstituted C.sub.1 -C.sub.4 alkyl,X.sub.1 and X.sub.2 are halogen,B.sub.1 is an aromatic or aliphatic bridge member, or the radical of the formula --N(R.sub.2)--B.sub.1 --N(R.sub.3)-- is a piperazine radical,A.sub.1 is the radical of a monoazo, polyazo, metal complex azo, anthraquinone, phthalocyanine, formazan or dioxazine chromophore and,A.sub.2 is a radical of the formula ##STR2## in which D.sub.1 is substituted or unsubstituted phenyl or naphthyl,R.sub.5 and R.sub.6 independently of one another are hydrogen or substituted or unsubstituted C.sub.1 -C.sub.4 alkyl, alk is substituted or unsubstituted C.sub.2 -C.sub.6 alkylene andZ is vinyl or a radical --CH.sub.2 --CH.sub.2 --U.sub.1, and U.sub.1 is a leaving group, andthe radicals A.sub.1 and A.sub.

Abstract: Novel sulfonated quinolone compounds used in the preparation of fiber reactive dyes having the formula: ##STR1## being N-alkyl substituted-4-hydroxy-6-sulfo-2-quinolone. The alkyl group bonded to the nitrogen in the quinolone has from 1 to 4 carbon atoms which may be further substituted by an hydroxy, amino, or sulfo group. The compounds of the invention may be prepared by the sulfonation of an N-alkyl substituted-4-hydroxy-2-quinolones, ##STR2## followed by selective desulfonation to yield the compounds of interest. New monoazo fiber reactive dyes having the formulas: ##STR3## and their metal complexes, may be prepared from these sulfonated compounds by the diazotization of an amine component, selected from an unsubstituted, or a substituted benzene or naphthalene compound, containing a fiber reactive group, and coupling the diazo component to the compounds of the invention.

Abstract: Compounds of the formula ##STR1## and salts thereof, wherein eachR.sub.1 is independently hydrogen or C.sub.1-4 alkyl, andR.sub.2 is hydrogen; C.sub.1-6 alkyl; C.sub.2-4 alkenyl; C.sub.2-4 alkynyl; cyclohexyl; phenyl; phenyl substituted by 1 to 3 substituents selected from halo, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, --SO.sub.3 H and --COOH; phenyl (C.sub.1-4 alkyl); phenyl(C.sub.1-4 alkyl) the phenyl ring of which is substituted by 1 to 3 substituents selected from halo, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, --SO.sub.3 H and --COOH; or --W--Y,whereinW is linear or branched C.sub.1-6 alkylene, andY is --COOH, --COOC.sub.1-4 alkyl, --SO.sub.3 H, --OSO.sub.3 H, hydroxy, cyano, C.sub.1-4 alkoxy, --NH.sub.

Abstract: Compounds of the formula ##STR1## in which the variables are as defined in the claims, and which are suitable as fibre-reactive dyes for dyeing and printing widely varying fibre materials, are described.

Abstract: Fibre-reactive monoazo compounds of the formula ##STR1## which compounds are in free acid or salt form, and mixtures thereof, are useful for dyeing or printing hydroxy group- or nitrogen-containing organic substrates, for example leather and fibre material comprising natural or synthetic polyamides or natural or regenerated cellulose; the most preferred substrate is a textile material comprising cotton.

Abstract: Azo dyes of the formula (1) ##STR1## in which R.sub.1 and R.sub.2 are hydrogen or C.sub.1 -C.sub.4 alkyl, R.sub.3, R.sub.4, R.sub.5 and R.sub.6 are hydrogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.2 -C.sub.4 alkanoylamino, ureido or halogen, X is chlorine or fluorine, B.sub.1 is phenyl, naphthyl or heterocyclic radical, and A.sub.1 is a radical of the formula (2) ##STR2## in which R.sup.7 is hydrogen, amino, N-mono- or N,N-di-C.sub.1 -C.sub.4 alkylamino or optionally substituted phenylamino and R.sub.8 is hydrogen or hydroxyl, or A.sub.1 is a radical of the formula (3) ##STR3## in which R.sub.9 is hydrogen, C.sub.1 -C.sub.8 alkyl or phenyl which is optionally substituted by C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.2 -C.sub.2 -C.sub.4 alkanoylamino, ureido, halogen or sulfo, R.sub.10 is hydrogen or C.sub.1 -C.sub.8 alkyl and R.sub.11 is hydrogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.2 -C.sub.

Abstract: The cationic or basic aminobenzothiazole dyes disclosed herein are particularly suitable for dyeing paper.Paper is dyed with these dyes in blue or violet shades of good fastness properties.

Abstract: The invention relates to compounds of formula ##STR1## wherein the variables are as claimed in the claims and which are suitable as fibre-reactive dyes for dyeing a wide range of fibre materials.

Abstract: Reactive dyestuffs which, in the form of the free acid, correspond to the following formula ##STR1## wherein D is the radical of an organic dyestuff of the monoazo, polyazo or metal complex azo series and the other substituents have the meaning given in the description, show improved application properties.

Abstract: A monoazo compound suitable for dyeing or printing materials having a hydroxy group and/or amide group represented by the following general formula (I): ##STR1## wherein D represents a phenyl or naphthyl group; A represents a group represented by the following formula: ##STR2## or A represents a group represented by the following formula: ##STR3## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6, R.sub.7, R.sub.8, R.sub.9, n and Y have the meaning given in the specification; and salts thereof.

Abstract: Reactive dyestuffs of the formula ##STR1## in which Z is a cyano-free pyrimidine reactive group and the remaining groups have the meaning given in the description, are highly suitable for the dyeing and printing of hydroxyl- or amido-containing materials.

Abstract: Dyestuffs of the formula ##STR1## wherein D represents the radical of a diazo component;R represents hydrogen, an optionally substituted alkyl radical, a cycloaliphatic hydrocarbon radical, an optionally substituted phenyl radical, or a hetaryl radical;represents H, Cl, Br, CH.sub.3, CH.sub.2 SO.sub.3 H, CH(CH.sub.3)--SO.sub.3 H, CONH.sub.2, CN, COCH.sub.3, SO.sub.3 H, ##STR2## Y represents hydrogen, hydroxyl, an optionally substituted alkyl radical, an optionally substituted phenyl or benzyl radical, or carboxyl; andZ represents a fiber-reactive radical of the formula ##STR3## are suitable for dyeing fiber materials containing OH and amide groups and produce dyeings and prints with good fastness properties.

Abstract: Fibre-reactive 1:1 copper complexes of the formula ##STR1## which compounds are in free acid or salt form, and mixtures thereof, are useful for dyeing or printing hydroxy group- or nitrogen-containing organic substrates, for example leather and fibre material comprising natural or synthetic polyamides or natural or regenerated cellulose; the most preferred substrate is a textile material comprising cotton.

Abstract: Fibre-reactive monoazo compounds of the formula ##STR1## which compounds are in free acid or salt form, and mixtures thereof, are useful for dyeing or printing hydroxy group- or nitrogen-containing organic substrates, for example leather and fibre material comprising natural or synthetic polyamides or natural or regenerated cellulose; the most preferred substrate is a textile material comprising cotton.

Abstract: Reactive dyes of the formula ##STR1## where A, K and Z are each as defined in the claims, are especially useful for dyeing or printing cellulosic fiber materials, producing dyeings and prints having good fastness properties in a high yield.

Abstract: The invention relates to compounds of the formula ##STR1## where the variables are each as defined in the claims. The compounds are suitable for use as dyes, in particular for dyeing and printing cellulose-containing fibre materials and produce dyeings and prints having good allround fastness properties.