Patent ID: 6083677
Filing Date: 2000-07-04
Classification: C07D,G03C

Abstract:
A photographic element comprising a silver halide emulsion layer having associated therewith a dye-forming coupler having Formula F-1: ##STR114## wherein: (1) W.sup.1 is a heteroatom or heterogroup;(2) one of W.sup.2 and W.sup.3 is a substituent group and the other is a group of Formula F-2: ##STR115## in which X is hydrogen or a coupling-off group and Y and Z are independently selected hydrogen or a substituent; and(3) W.sup.4 is a group of atoms necessary to form a fused ring with the ring containing W.sup.1 ;(4) provided that substituents may join to form a ring.