Nondiffusible yellow metallized azo dye-releasing compounds

Details Nondiffusible yellow metallized azo dye-releasing compounds Nondiffusible yellow metallized azo dye-releasing compounds

1983-04-14

1984-11-06

Higel, Floyd D.

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

Organic compounds

Azo

534657, 534682, 534697, 534698, 534703, 534705, 534706, C09B 4510, C09B 4512, C09B 4520, C09B 4522

Patent

active

044811411

ABSTRACT:
Photographic elements, diffusion transfer assemblages, coordination complexes and processes are described which employ a novel nondiffusible compound having a releasable yellow dye moiety or precursor thereof, the compound having the formula: ##STR1## wherein: (a) X represents the atoms necessary to complete a 5- or 6-membered aromatic heterocyclic fused ring;

REFERENCES:
patent: 3254072 (1966-05-01), Stright
patent: 4148643 (1979-04-01), Chapman et al.
patent: 4278598 (1981-07-01), Hinshaw et al.
patent: 4358527 (1982-11-01), Bailey et al.

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