Unsymmetrical azo - azo methine 1:2 chromium complex dyes

Details Unsymmetrical azo - azo methine 1:2 chromium complex dyes Unsymmetrical azo - azo methine 1:2 chromium complex dyes

1977-04-18

1978-09-26

Higel, Floyd D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260145A, 260146R, 260147, 260149, 260150, 260151, 260186, 260187, 260191, 260206, 260207, C09B 4506, C09B 4526, D06P 110, D06P 332

Patent

active

041169522

ABSTRACT:
1:2 Chromium complex dyes which contain one molecule of an azo or azomethine compound of the formula ##STR1## and one molecule of the azomethine compound of the formula ##STR2## COMPLEXED TO A CHROMIUM ATOM, IN WHICH FORMULAE A represents the radical of a diazo component of the benzene or naphthalene series, which carries the complex-forming group XH in ortho-position to the azo group,

REFERENCES:
patent: 2985646 (1961-05-01), Schetty et al.
patent: 3314932 (1967-04-01), Scholl et al.
patent: 3391132 (1968-07-01), Beffa et al.
patent: 3406162 (1968-10-01), Neler et al.
patent: 3661898 (1972-05-01), Dehnert et al.
patent: 3939140 (1976-02-01), Meininger et al.
patent: 4033942 (1977-07-01), Beffa et al.
patent: 4052374 (1977-10-01), Baumann

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