摘要:
Reactive dyes of formula (I) where n is 1 or 2, G1 is hydrogen or hydroxyl, G2 is hydrogen or hydroxysulfonyl, G3 is hydrogen or arylazo, R1 is hydrogen or hydroxysulfonylmethyl, R2 is hydrogen or hydroxysulfonylmethyl, and D is the radical of a diazo or tetraazo component having in each case at least one anchor radical of the formula SO¿2?-Y, where Y is vinyl or substituted ethyl, their use for dyeing or printing hydroxyl-containing or nitrogenous organic substrates, and naphthylamines as intermediates therefor.
摘要:
The invention relates to reactive dyes of general formula (I), wherein n represents 0 or 1, m represents 0 or 1, Y represents vinyl or a radical of formula C2H4Q wherein Q is a group which can be split off in alkaline reaction conditions, L represents C2-C6 alkylene which can be interrupted by 1 or 2 non-adjacent oxygen atoms or 1 or 2 imino groups, or cyclohexylene, Ha1 represents fluorine or chlorine, R1 represents hydrogen or hydroxysulfonylmethyl, R2 represents hydrogen or hydroxysulfonylmethyl and R3 represents carboxyl or hydroxysulfonyl or, if R1 and/or R2 represent hydroxysulfonylmethyl, also hydrogen.
摘要:
The invention relates to double reactive dyes of general formula (I), wherein Chr represents the radical of a chromophore, which optionally has additional fiber-reactive groups and which is derived from an optionally metallized monoazo or disazo dye, a triphendioxazine, an anthraquinone, a metallized formazan or a metallized phtalocyanine; Z?1, Z2 and Z3¿ are independently hydrogen or optionally substituted C¿1?-C6-alkyl; Hal represents fluorine or chlorine; L?1 and L2¿ independently stand for C¿2?-C6-alkylene which can be interrupted by one or two non-neighboring oxygen atoms and A represents hydrogen, optionally substituted C1-C6-alkyl, optionally substituted phenyl, optionally substituted C2-C3-alkenyl, optionally substituted C1-C6-alkoxy, optionally substituted phenoxy or C1-C6-alkylamino. The invention also relates to the mixtures thereof, to a method for the production of said mixtures and to the their use for dying or printing with substances having hydroxy groups or nitrogen atoms.
摘要:
The present invention relates to novel reactive dyes of formula I, (I), in which the variable independently denote X hydrogen, NO2, or NR R , Y NR R , OR , SR , or SO2R or a group suitable as a leaving group under the conditions of nucleophilic, aromatic substitution, R to R independently hydrogen, C1-C8 alkyl, C2-C8 alkyl, in which non-adjacent CH2 groups can be replaced by oxygen atoms, imino groups, or C1-C4 alkylimino groups, and/or CH2 groups may be replaced by carbonyl groups, C2-C8 alkenyl, or a group containing an active site or the precursor of an active site, with the proviso that at least one group R to R is present which contains an active site or the precursor of an active site. The present invention also relates to the use of the reactive dyes of Formula I for dyeing substrates containing nucleophilic groups, and to compositions containing at least one reactive dye of formula I.
摘要:
The invention relates to the use of reactive dyes for dyeing hair. Said reactive dyes are of formula (I), wherein a represents 1 or 2, b represents 0 or 1, Y represents vinyl or a radical of formula C2H4Q, Q being a group which can be split off in alkaline reaction conditions, L3 represents a direct bond or a binding link of formula CO-NH-M1 which can be interrupted by 1 or 2 non-adjacent oxygen atoms, imino or C¿1?-C4 alkylimino groups, M?1¿ being C¿2?-C6 alkylene, A?1¿ represents hydroxysulfonyl or a radical of formula SO¿2Y, A?2 represents hydrogen, hydroxysulfonyl, methoxy, chlorine, bromine or carboxyl, W represents 1) the radical of a coupling constituent, of a monoazo dye or additionally, when b=0, of a disazo dye, which can carry other reactive groups, or 2) the radical of a chromophore which optionally has other reactive groups, and L?1 and L2¿ each represent a binding link. The invention also represents a method for dyeing hair, and cosmetic preparations for dyeing hair.
摘要:
Reactive dyes have the formula (I), in which n equals 1 or 2; R1 stands for hydrogen or hydroxylsulfonyl; R2 stands for hydrogen or hydroxy; R3 stands for substituted C¿1?-C4-alkyl, C5-C7-cycloalkyl or substituted phenyl; R?4¿ stands for hydrogen or R?3 and R4¿ form a heterocyclic rest together with the nitrogen atom that interconnects them; and D stands for the rest of a diazo or tetrazo component with at least one anchor rest. Also disclosed is the use of said dyes for dyeing or printing organic substrates having hydroxy groups or nitrogen atoms, and new aminonaphthalenes.
摘要:
The present invention relates to novel reactive dyes of formula I, (I), in which the variable independently denote X hydrogen, NO2, or NR?3R4, Y NR5R6, OR7, SR8¿, or SO¿2R?9 or a group suitable as a leaving group under the conditions of nucleophilic, aromatic substitution, R1 to R9 independently hydrogen, C¿1?-C8 alkyl, C2-C8 alkyl, in which non-adjacent CH2 groups can be replaced by oxygen atoms, imino groups, or C1-C4 alkylimino groups, and/or CH2 groups may be replaced by carbonyl groups, C2-C8 alkenyl, or a group containing an active site or the precursor of an active site, with the proviso that at least one group R?1 to R9¿ is present which contains an active site or the precursor of an active site. The present invention also relates to the use of the reactive dyes of Formula I for dyeing substrates containing nucleophilic groups, and to compositions containing at least one reactive dye of formula I.
摘要:
Amino and/or alkoxy triazines with at least one C1-C10alkyl group which has a vinyl sulphonyl group or a radical promoting the formation of a vinyl sulphonyl group and is also possibly substituted, their use as fixing auxiliaries in the colouring of organic substrates with hydroxy groups or nitrogen atoms by means of anionic colorants and as cross-linking agents for regenerated cellulose or cellulose-containing materials.
摘要:
Sulfonyl compounds of formula (I) in which n is 0, 1 or 2; Y is vinyl or a radical of the formula C2H4Q, where Q is hydroxy or a group separable in alkaline reaction conditions; E is C3-C6 alkylene which may be interrupted by 1 or 2 oxygen atoms in the ether function; Ar is the radical of benzole or naphthalene; and R?1, R2 and R3¿ are hydrogen, possibly substituted C¿1?-C6 alkyl, C1-C6 alkoxy, hydroxy, halogen, nitro, possibly substituted amino, hydroxysulphonyl, carboxyl, possibly substituted carbamoyl, possibly substituted sulphamoyl, cyano or a radical of the formula (NH-)m(CH2)qSO2-Y, where m is 0 or 1 and q is 0, 2 or 3 and Y has the meaning given above.