摘要:
Compounds of the general formula I ##STR1## where R is alkyl or unsubstituted or substituted aryl and K is a radical of the formula ##STR2## B is C.sub.1 -C.sub.4 -alkyl or substituted amino, R.sup.1 is hydrogen, methyl, methoxy or ethoxy, R.sup.2 and R.sup.3 independently of one another are each unsubstituted or substituted alkyl, R.sup.3 may furthermore be hydrogen, R.sup.4 is a radical of the formula --A--OCO--Y--R, Z is hydrogen or methyl, X is hydrogen, methyl, methoxy, chlorine or acylamino, A is C.sub.2 - or C.sub.3 -alkylene and Y is --O-- or --NH--, are very useful for dyeing cellulose esters and synthetic polyesters.
摘要:
An isothiazolylazo dye of the formula I ##STR1## wherein R is an alkyl group or unsubstituted aryl or substituted aryl group selected from the group consisting of ##STR2## and K is a radical of the formula ##STR3## where B is C.sub.1 -C.sub.4 alkyl or a substituted amino radical selected from the group consisting of ##STR4## R.sup.1 is hydrogen, methyl, methoxy or ethoxy, R.sup.2 and R.sup.3 independently of one another are each unsubstituted C.sub.1 -C.sub.4 alkyl or substituted alkyl groups selected from the group of C.sub.1 -C.sub.4 alkyls which are substituted by chlorine, bromine, cyano, hydroxyl, C.sub.1 -C.sub.4 -alkoxy, benzyloxy, phenoxy, phenyl, C.sub.1 -C.sub.4 -alkylcarbonyloxy which is unsubstituted or substituted by C.sub.1 -C.sub.4 -alkoxy, phenoxy or phenyl, phenycarbonyloxy which is unsubstituted or substituted by chlorine, bromine, methoxy, ethoxy, methyl or ethyl, oxycarbonyl, C.sub.1 -C.sub.4 -alkoxycarbonyl, C.sub.1 -C.sub.4 -alkoxycarbonyloxy, carbamyl, phenalkyloxycarbonyloxy, phenoxyalkyloxycarbonyloxy, C.sub.1 -C.sub.4 -alkoxyalkoxycarbonyloxy, phenylaminocarbonyloxy which is unsubstituted or substituted by chlorine, methoxy or methyl, C.sub.1 -C.sub.4 -alkoxyalkoxycarbonyl, phenylalkyloxycarbonyl or C.sub.1 -C.sub.4 -alkylaminocarbonyloxy which is unsubstituted or substituted by C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, chlorine or bromine; or R.sup.3 is hydrogen, R.sup.4 is a radical of the formula --A--OCO--Y--R, Z is hydrogen or methyl, X is hydrogen, methyl, methoxy, chlorine or an acylamino radical selected from the group consisting of A is C.sub.2 - or C.sub.3 -alkylene and Y is --O-- or --NH--. The dyes are very useful for dyeing cellulose esters and synthetic polyesters; the dyeings obtained are from yellow to blue, and very fast.
摘要:
Compounds of the general formula I ##STR1## where R is substituted alkyl and K is the radical of a coupling component free from unsaturated aliphatic radicals, are very useful for dyeing cellulose esters and synthetic polyesters.
摘要:
A compound of the formula: ##STR1## where R is hydrogen, C.sub.1 -C.sub.4 -alkyl, phenyl, chlorophenyl, methylphenyl, methoxyphenyl or nitrophenyl; R.sup.1 is allyl, C.sub.1 -C.sub.8 -alkyl, C.sub.1 -C.sub.8 -alkyl substituted by C.sub.1 -C.sub.8 -alkoxy, phenoxy, phenyl or C.sub.1 -C.sub.8 -alkanoyloxy, cyclopentyl, cyclohexyl, methylcyclohexyl, norbornyl, phenyl or phenyl substituted by chlorine, methyl or alkoxy; R.sup.2 is C.sub.1 -C.sub.10 -alkanoyl, C.sub.1 -C.sub.10 -alkanoyl substituted by alkoxy or phenoxy, cyclohexanoyl, benzoyl, benzoyl substituted by chlorine, methyl or methoxy, C.sub.1 -C.sub.8 -alkoxycarbonyl, aminocarbonyl, phenylaminocarbonyl, CH.sub.3 NHCO, C.sub.2 H.sub.5 NHCO, C.sub.3 H.sub.7 NHCO, C.sub.4 H.sub.9 NHCO, (CH.sub.3).sub.2 NCO, CH.sub.3 SO.sub.2, C.sub.6 H.sub.5 SO.sub.2 or p--CH.sub.3 --C.sub.6 H.sub.4 --SO.sub.2 ; or R.sup.1 and R.sup.2, together with the nitrogen atom, form a ring system, and K is a radical of a coupling component. The isothiazolylylazo compound of the invention is useful for the dyeing of the polyesters, nylon, and cellulose esters.
摘要:
The compounds of the general formula ##STR1## where X is fluorine, chlorine, bromine, SO.sub.2 E or unsubstituted or substituted hydroxyl or mercapto, E is alkyl, alkenyl, cycloalkyl, aralkyl, aryl, chlorine or unsubstituted or substituted hydroxyl or amino, Y is cyano, nitro, alkanoyl, aroyl, alkylsulfonyl, arylsulfonyl, carboxyl, a carboxylic ester group or unsubstituted or substituted carbamyl, T is hydrogen, C.sub.1 -C.sub.4 -alkyl, a radical which can be introduced by electrophilic substitution or a radical of the formula --CH.dbd.B, in which B is a radical of a methylene-active compound or of an amine, and K is a radical of a coupling component, are very useful for dyeing synthetic fibers or plastics.
摘要:
Disazothiphene dyes of the formula ##STR1## where X is an electron withdrawing group, Z is an electron withdrawing group, D is the radical of a diazo component and K is the radical of a coupling component, are highly suitable for dyeing synthetic fibers, in particular polyesters.
摘要:
Thiazoleazo dyes of the formula ##STR1## where X is nitrogen or a radical C--R.sup.5, R.sup.5 being cyano, halogen, alkoxycarbonyl or thiocyanato, R.sup.1 is cyano, chlorine, unsubstituted or substituted C.sub.1 -C.sub.6 -alkyl, unsubstituted or substituted phenyl, unsubstituted or substituted thienyl, unsubstituted or substituted pyridyl or unsubstituted or substituted alkylthio, alkylsulfinyl or alkylsulfonyl, R.sup.2 is unsubstituted or substituted alkyl, cycloalkyl, unsubstituted or substituted phenyl, furyl, unsubstituted or substituted thienyl or pyridyl and R.sup.3 and R.sup.4 independently of one another are each unsubstituted or substituted alkyl, or R.sup.3 and R.sup.4, together with the nitrogen atom which links them, form a heterocyclic radical, are used for dyeing textile fibers having good wet fastness and color build-up.
摘要:
Isothiazole dyes of the formula ##STR1## where X is substituted or unsubstituted C.sub.1 -C.sub.8 -alkyl or substituted or unsubstituted phenyl,Y is hydrogen, cyano, chlorine or bromine,R.sup.1 is hydrogen, C.sub.1 -C.sub.4 -alkyl or phenyl,R.sup.2 is hydrogen, cyano, carbamoyl, C.sub.1 -C.sub.4 -monoalkyl- or -dialkyl-carbamoyl, C.sub.1 -C.sub.6 -alkanoyl, C.sub.1 -C.sub.6 -alkoxycarbonyl or 2-(C.sub.1 -C.sub.4 -alkoxy)-ethoxycarbonyl andR.sup.3 is hydrogen, C.sub.1 -C.sub.8 -alkyl which may be substituted and/or interrupted by one or two oxygen atoms, or is C.sub.5 -C.sub.7 -cycloalkyl, C.sub.3 -C.sub.6 -alkenyl or phenyl, are useful for dyeing synthetic fibers.
摘要:
A thiophene-containing azo dye of the formula ##STR1## where R is substituted or unsubstituted alkyl, alkenyl, cycloalkyl or phenyl, X is hydrogen, halogen, hydroxyl, unsubstituted or substituted alkoxy, cycloalkoxy, phenoxy, mercapto, alkylthio, phenylthio, alkylsulfonyl, phenylsulfonyl or phenyl and Y is cyano, nitro, alkanoyl, substituted or unsubstituted benzoyl, alkylsulfonyl, phenylsulfonyl, Co-Z, where Z is unsubstituted or substituted phenoxy, amino, mono- or dialkyl-amino, pyrrolidino, piperidino, morpholino or N-alkyl-piperazino, and K is the radical of a coupling component is used as dyes for dyeing fiber material.
摘要:
Thiopheneazo dye I which are chiefly useful as disperse dyes for dyeing textile material, in particular polyesters, have the formula ##STR1## where the substituents are as defined in the description.