Bicyclic copper complex formazan compounds having a fiber-reacti

Details Bicyclic copper complex formazan compounds having a fiber-reacti Bicyclic copper complex formazan compounds having a fiber-reacti

1985-07-24

1986-08-19

Higel, Floyd D.

Organic compounds -- part of the class 532-570 series

Organic compounds

Azo

260505C, 260508, 260510, 534563, 534602, 564251, C09B 5000, C09B 62503, C09B 62515, D06P 1384

Patent

active

046070982

ABSTRACT:
Copper complex formazan compounds useful as dyestuffs and having fiber-reactive dyestuff properties, which are capable of providing fast, deep dyeings and prints on fiber materials, preferably of cellulose and polyamide fibers, have the following structural formula ##STR1## in which m and n are 1 or 2, A is a benzene ring or a naphthalene ring, either of which is necessarily substituted by the sulfo group in the ortho-position relative to the N-atom and which can optionally be further substituted with one to three substituents; B is phenyl or naphthyl, either of which can be substituted or unsubstituted;

REFERENCES:
patent: 3068219 (1962-12-01), Beffa et al.
patent: 4336190 (1982-06-01), Schwaiger et al.
patent: 4370145 (1983-01-01), Schwaiger et al.

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