Substituted unsymmetrical azo, azomethine 1:2 chromium complexes

Details Substituted unsymmetrical azo, azomethine 1:2 chromium complexes Substituted unsymmetrical azo, azomethine 1:2 chromium complexes

1977-12-09

1980-08-26

Higel, Floyd D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260146R, 260148, 260149, 2604385R, C09B 4516, D06P 110, D06P 314, D06P 324

Patent

active

042194733

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.

REFERENCES:
patent: 2855393 (1958-10-01), Schetty et al.
patent: 2985646 (1961-05-01), Schetty et al.
patent: 3391132 (1968-07-01), Beffa et al.
patent: 3516980 (1970-06-01), Dore et al.
patent: 3526617 (1970-09-01), Fuchs et al.

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