Importance

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Abstract

1:2 Chromium complex dyes of the formula ##STR1## wherein A represents the radical of a phenol substituted by alkyl and/or acylamino or of a 2-naphthol optionally substituted by acylamino, one V represents hydrogen and the other hydrogen or nitro, X is aryl, an aliphatic or araliphatic radical or an optionally substituted amino group and wherein the benzene ring a can be substituted by halogen, cyano, nitro, acylamino, low molecular alkyl, low molecular alkoxy, sulphonamide and sulphone groups, and the benzene ring b can carry a further fused benzene ring or can be substituted by halogen, nitro, low molecular alkyl or alkoxy and arylazo groups, and wherein K.sup.+ represents a cation.

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First Claim