Abstract: There are described new anthraquinone compounds, and mixtures thereof, of the formula ##STR1## in which X is a halogen atom which is in the 6- or 7-position of the anthraquinone molecule, R.sub.1 and R.sub.2 independently of one another are each an alkyl group, R.sub.3 is hydrogen or an alkyl group, and the Z's independently of one another are each hydrogen, a fibre-reactive group bound by way of an amino group, or they are each a water-solubilising group, or the group --CH.sub.2 NH--CO--Y in which Y is an alkyl or alkenyl group which is unsubstituted or is mono- or disubstituted by halogen, or it is an unsubstituted or substituted phenyl group, with the proviso that if one Z is a fibre-reactive group bound by way of an amino group, the other Z is a water-solubilising group; processes for producing these compounds; and their use as dyes for dyeing or printing natural or synthetic textile materials dyeable with acid dyes or with fibre-reactive dyes, such as polyamide materials, wool and cellulose materials.

Abstract: There are described new anthraquinone compounds which, in the form of the free acid, correspond to the formula I ##STR1## wherein the X's independently of one another are each a straight-chain or branched-chain alkyl group having 1 to 4 carbon atoms, Y is hydrogen or is the same as X, and wherein the phenyl rings a can also be substituted by one or more halogen atoms, the production and use thereof, and also dye solutions containing a solvent mixture consisting of one or more aprotic solvents, at least one glycol and/or glycol ether, and optionally water and further additives, which solutions contain in each case a mixture of two anthraquinone dyes which, in the form of the free acid, correspond to the formulae I and IV ##STR2## wherein the X's independently of one another are each a straight-chain or branched-chain alkyl group having 1 to 4 carbon atoms, Y is hydrogen or is the same as X, and wherein the phenyl rings a can also be substituted by one or more halogen atoms.

Abstract: There are described new anthraquinone compounds which, in the form of the free acid, correspond to the formula I ##STR1## in which R.sub.1 is a straight-chain or branched-chain alkyl group having 4 to 8 carbon atoms, R.sub.2 and R.sub.3 independently of one another are each a straight-chain or branched-chain alkyl group having 1 to 4 carbon atoms, R.sub.4 is hydrogen, an optionally acylated amino group, or a fibre-reactive radical bound by way of an amino group, and R.sub.5 is hydrogen, or a straight-chain or branched-chain alkyl group having 1 to 4 carbon atoms; and also the production thereof by selective desulfonation from an anthraquinonedisulfonic acid; and the use of the new anthraquinone compounds as dyes for dyeing and printing textile materials.

Abstract: There are described novel blue 6/7-halogenoanthraquinone compounds or mixtures thereof of the formula I ##STR1## in which X is a halogen atom which is in the 6- or 7-position of the anthraquinone molecule, R.sub.1 is a phenylalkylamino group, and R.sub.2 is the --OH, --NH.sub.2, --NH-alkyl, --NH-phenyl or phenylalkylamino group, and the phenyl groups in R.sub.1 and/or R.sub.2 can be further substituted and can contain a water-solubilizing group, the production thereof and their use as acid dyes or disperse dyes for dyeing and printing of in particular textile materials made from polyamide or polyester.

Abstract: There are described new violet water-soluble anthraquinone dyes corresponding to the formula ##STR1## wherein R.sub.1 represents a straight-chain or branched-chain alkyl group having 4 to 8 carbon atoms,R.sub.2 and R.sub.3 independently of one another represent a straight-chain or branched-chain alkyl group having 1 to 4 carbon atoms,R.sub.4 represents hydrogen, an optionally acylated amino group, or a fibre-reactive radical bonded by way of an amino group,R.sub.5 represents hydrogen or a straight-chain or branched-chain alkyl group having 1 to 4 carbon atoms, and the phenyl ringsA and/or B can be further substituted, with the proviso that one X of the symbols X.sub.1 and X.sub.2 represents the --SO.sub.3 H -- group, and the other X represents hydrogen; and also a process for producing these dyes by means of a phenol melt; and the use of the new water-soluble anthraquinone dyes for dyeing and printing textile materials, particularly natural and synthetic polyamide materials.

Abstract: There is described a process for dyeing paper or, in particular, cellulose containing fibre material with an aqueous dye liquor, which dye liquor contains at least one cationic or basic dye which(a) has available at least one system of delocalized .pi.-electrons, which system consists of at least 9 conjugated double bonds lying in one plane, and(b) possesses a planar molecular structure, the said material being treated, before or during dyeing, with at least one cationic or basic levelling agent; there is no necessity to add salt additionally to the dye bath, and there are obtained by this process level dyeings which exhibit a high degree of exhaustion of the dye, and which are characterized by good fastness properties, especially by good fastness to wet processing.

Abstract: The invention relates to novel, water-soluble anthraquinone dyes which, in the form of the free acid, have the formula I ##STR1## in which X is halogen, R.sub.1 is an unbranched or branched alkyl radical having 4 to 8 carbon atoms, R.sub.2 and R.sub.3 independently of one another are an unbranched or branched alkyl radical having 1 to 4 carbon atoms, R.sub.4 is hydrogen, an unbranched or branched alkyl radical having 1 to 4 carbon atoms, a free or acylated amino group or a fibre-reactive radical bonded via an amino group, R.sub.5 is hydrogen or an unbranched or branched alkyl radical having 1 to 4 carbon atoms and R.sub.6 and R.sub.7 independently of one another are hydrogen, an unbranched or branched alkyl radical having 1-4 carbon atoms, a --SO.sub.3 H group, halogen or a radical of the formula --CH.sub.

Abstract: There are described new violet water-soluble anthraquinone dyes of the formula ##STR1## wherein R.sub.1 represents a straight-chain or branched-chain alkyl group having 4 to 8 carbon atoms,R.sub.2 and R.sub.3 independently of one another represent a straight-chain or branched-chain alkyl group having 1 to 4 carbon atoms,R.sub.4 represents hydrogen, an optionally acylated amino group, or a fibre-reactive radical bonded by way of an amino group,R.sub.5 represents hydrogen, or a straight-chain or branched-chain alkyl group having 1 to 4 carbon atoms, and the phenylene ringA can be further substituted;processes for producing them; as well as the use thereof for dyeing and printing textile materials, particularly natural and synthetic polyamide materials.

Abstract: 1,5-dihydroxy-4,8-diaminoanthraquinone compounds of the formula I ##STR1## wherein Y represents a linear or branched alkyl group of 1 to 5 carbon atoms,R represents a hydrogen atom, an unsubstituted or substituted alkyl group of 1 to 5 carbon atoms or the cyclohexyl group, andEach of R.sub.1 and R.sub.2 independently represents a hydrogen atom, the methyl, ethyl or iso-propyl group.

Abstract: Process for the production of iminopyrrolinones of the formula I ##STR1## wherein one of the two substituents R and R' represents a phenyl ring unsubstituted, or substituted by C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -hydroxyalkyl, C.sub.1 -C.sub.4 -alkylamino, (C.sub.1 -C.sub.4 -alkyl).sub.2 amino, halogen, nitro or cyano, whilst the other of the two substituents R and R'represents hydrogen, which process comprises reacting a chloroacetoacetanilide of the formula IIcl--CH.sub.2 --CO--CH.sub.2 --CO--NH--R (II)wherein R has the meaning given above, in the presence of cyanide ions, in an inert solvent in the temperature range of 0.degree. to 80.degree. C.