04338393 is referenced by 25 patents and cites 7 patents.

Photographic magenta dye-forming couplers have the general formula: ##STR1## wherein: A represents the atoms necessary to complete, with the nitrogen atom to which it is attached, a magenta dye-forming coupler moiety whose coupling position is inactivated by the --CHR.sup.1 R.sup.2 group;

Title
Heterocyclic magenta dye-forming couplers
Application Number
6/231202
Publication Number
4338393
Application Date
February 4, 1981
Publication Date
July 6, 1982
Inventor
John Cook
Leighton Buzzard
GB
Joseph Bailey
Bushey Heath
GB
Agent
Joshua G Levitt
Assignee
Eastman Kodak Company
NY, US
IPC
G03C 1/40
G03C 7/00
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