Isothiazolazo dyes having coupling components which are free from unsaturated aliphatic radicals

Claim 2

An isothiazolazo dye of the formula: ##STR86## wherein R is a C 1 -C 4 alkyl which is substituted by chlorine, bromine, cyano, hydroxyl, C 1 -C 4 -alkoxy, phenoxy, C 1 -C 8 -alkoxycarbonyl or an unsubstituted phenyl or a phenyl substituted by methyl, chloro, bromo, methoxy, ethoxy or nitro; and K is ##STR87## wherein R 1 is hydrogen, alkyl, aralkyl, aryl or aryl substituted by chlorine, R 2 is hydrogen or R 3 , R 3 is C 1 -C 6 alkyl or C 1 -C 6 alkyl substituted by chlorine, bromine or hydroxyl, C 1 -C 8 alkoxy, phenoxy, cyano, carboxyl, C 1 -C 8 -alkanoyloxy, benzoyloxy, o-, m-, and p-methylbenzoyloxy, o-, m- and p-chlorobenzoyloxy, C 1 -C 4 -alkoxyalkanoyloxy, phenoxyalkanoyloxy, C 1 -C 8 -alkoxycarbonyloxy, C 1 -C 8 -alkoxyalkoxycarbonyloxy, benzyloxycarbonyloxy, phenethyloxycarbonyloxy, phenoxyethoxycarbonyloxy, C 1 -C 8 -alkylaminocarbonyloxy, cyclohexylaminocarbonyloxy, phenylaminocarbonyloxy, C 1 -C 8 -alkoxycarbonyl, C 1 -C 8 -alkoxyalkoxycarbonyl, phenoxycarbonyl, benzyloxycarbonyl or phenethyloxycarbonyl, or phenyl, benzyl, phenylethyl and cyclohexyl; and R 4 and R 5 are hydrogen, alkyl, alkoxy, phenoxy, halogen, alkylsulfonylamino, dialkylaminosulfonylamino or acylamino.

Claim 3

The isothiazolazo dye as claimed in claim 1, wherein R 3 is methyl, ethyl, propyl, butyl, phenyl, hexyl, 2-chloroethyl, 2-bromoethyl, 2-cyanoethyl, 2-hydroxyethyl, 2-phenyl-2-hydroxyethyl, 2,3-dihydroxypropyl, 2-hydroxypropyl, 2-hydroxybutyl, 2-hydroxy-3-phenoxyproyl, 2-hydroxy-3-methoxypropyl, 2-hydroxy-3-butoxypropyl, 3-hydroxypropyl, 2-methoxyethyl, 2-ethoxyethyl, 2-propoxyethyl, 2-butoxyethyl, 2-phenoxyethyl, 2-phenoxypropyl, 2-acetoxyethyl, 2-propionyloxyethyl, 2-butyryloxyethyl, 2-isobutyryloxyethyl, 2-methoxymethylcarbonyloxyethyl, 2-ethoxymethylcarbonyloxyethyl, 2-phenoxymethylcarbonyloxyethyl, 2-methoxycarbonyloxyethyl, 2-ethoxycarbonyloxyethyl, 2-propoxycarbonyloxyethyl, 2-butyoxycarbonyloxyethyl, 2-phenyloxycarbonyloxyethyl, 2-benzoyloxycarbonyloxyethyl, 2-methoxyethoxycarbonyloxyethyl, 2-ethoxyethoxycarbonyloxyethyl, 2-propoxyethoxycarbonyloxyethyl, 2-butoxyethoxycarbonyloxyethyl, 2-methylaminocarbonyloxyethyl, 2-ethylaminocarbonyloxyethyl, 2-propylaminocarbonyloxyethyl, 2-butylaminocarbonyloxyethyl, 2-methoxycarbonylethyl, 2-ethoxycarbonylethyl, 2-propoxycarbonylethyl, 2-butoxycarbonylethyl, 2-phenoxycarbonylethyl, 2-benzyloxycarbonylethyl, 2-β-phenylethoxycarbonylethyl, 2-methoxyethoxycarbonylethyl, 2-ethoxyethoxycarbonylethyl, 2-propoxyethoxycarbonylether, 2-butoxyethoxycarbonylethyl, 2-phenoxyethoxycarbonylethyl and 2-benzoylethyl; and R 4 and R 5 are hydrogen, methyl, ethyl, propyl, bromine, chlorine, methoxy, ethoxy, phenoxy, benzyloxy, C 1 -C 6 -alkanoylamino, benzoylamino, C 1 -C 4 -alkylsulfonylamino and di-C 1 -C 4 -alkylaminosulfonylamino.

Claim 4

The isothiazolazo dye as claimed in claim 1 having the formula: ##STR88## wherein R 6 is benzyl, phenethyl, o-, m- or p-chlorobenzyl, o-, m- or p-methoxybenzyl or -ethoxybenzyl or o-, m- or p-nitrobenzyl; R 7 is hydrogen, methyl, methoxy, ethoxy or chlorine; R 8 is hydrogen, methyl, methoxy, ethoxy, chlorine, acetylamino, propylamino, methylsulfonylamino, or dimethylaminosulfonamino; and R 2 and R 3 have the stated meanings.

Claim 5

The isothiazolazo dye as claimed in claim 3, wherein R 2 is hydrogen or R 3 , R 3 being being methyl, ethyl, propyl, butyl, β-cyanoethyl, β-hydroxyethyl, C 1 -C 4 -alkoxycarbonylmethyl, C 1 -C 4 -β-alkoxycarbonyloxyethyl, C 1 -C 4 -alkanoyloxyethyl, C 1 -C 4 -alkoxycarbonyloxyethyl, C 1 -C 4 -alkylaminocarbonyloxyethyl, phenylaminocarbonyloxyethyl, benzyl or phenethyl.

Claim 6

An isothiazolazo dye having the formula: ##STR89##

Claim 7

An isothiazolazo dye having the formula: ##STR89##

Claim 8

An isothiazolazo dye having the formula: ##STR90##

Claim 9

An isothiazolazo dye having the formula: ##STR90##

Claim 10

An isothiazolazo dye having the formula: ##STR91##

Claim 11

An isothiazolazo dye having the formula: ##STR91##

Claim 12

An isothiazolazo dye having the formula: ##STR92##

Claim 13

An isothiazolazo dye having the formula: ##STR92##

Claim 14

An isothiazlazo dye having the formula: ##STR93##

Claim 15

An isothiazlazo dye having the formula: ##STR93##