Thiophene dye-forming coupler

A photographic yellow image dye-forming coupler is represented by Formula I: wherein R 1 is a substiuent group; TG is a thiophene group; and X is hydrogen or a coupling-off group.

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Bibliographische Detailangaben
Hauptverfasser:	DAVID ARNOLD STEELE, PAUL BARRETT MERKEL, JERROLD NEAL POSLUSNY
Format:	Patent
Sprache:	eng
Schlagworte:	AUXILIARY PROCESSES IN PHOTOGRAPHY CHEMISTRY CINEMATOGRAPHY ELECTROGRAPHY HETEROCYCLIC COMPOUNDS HOLOGRAPHY METALLURGY ORGANIC CHEMISTRY PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR,STEREO-PHOTOGRAPHIC PROCESSES PHOTOGRAPHY PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES PHYSICS
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Beschreibung
Zusammenfassung:	A photographic yellow image dye-forming coupler is represented by Formula I: wherein R 1 is a substiuent group; TG is a thiophene group; and X is hydrogen or a coupling-off group.