Patent ID: 6221573
Filing Date: 2001-04-24
Classification: G03C

Abstract:
A photographic element comprising a silver halide emulsion layer having associated therewith a dye-forming coupler having Formula F-1: wherein: ##STR13##wherein:(1) W.sup.1 is a heteroatom or heterogroup;(2) X is hydrogen or a coupling-off group other than halogen, and Y and Z are independently selected from hydrogen or a substituent;(3) W.sup.4 and W.sup.5 are, independently, a substituent wherein W.sup.4 and W.sup.5 join to form a fused aromatic ring;(4) R.sup.1 is hydrogen or a substituent group, other than unsubstituted phenyl, and is attached through the oxygen atom to a position meta or para to the carbon link to the heterocycle containing W.sup.1 ; and(5) each R.sup.2 is an independently selected substituent, and n is 0 to 4;provided that any substituents may join to form a ring.