We length in millimicrons

Abstract

Abstract 1. A PHOTOGRAPHIC ELEMENT COMPRISING A SUPPORT HAVING COATED THEREON AT LEAST ONE PHOTOGRAPHIC SILVER HALIDE EMULSION LAYER AND IN CONTIGUITY THEREWITH A YELLOW DYEFORMING COUPLER SELECTED FROM THOSE HAVING THE FORMULAS: Q-CH(-A)-CO-N(-R)-R'', AND Q-CH(-A)-CO-N(-R)-C6H4-D-W-D''- MOIETY OF FORMULA H; A AND A'' EACH REPRESENTS A MEMBER SELECTED FROM THE CLASS CONSISTING OF THE HYDROGEN ATOM, A HALOGEN ATOM AND AN-SB RADICAL; B REPRESENTS A MEMBER SELECTED FROM THE CLASS CONSISTING OF AN ALKYL RADICAL, AN ARYL RADICAL AND A HETEROCYCLIC RADICAL; R AND R'' EACH REPRESENT A MEMBER SELECTED FROM THE CLASS CONSISTING OF THE HYDROGEN ATOM, AN ALKYL RADICAL, AN ARYL RADICAL, AND A HETEROCYLIC RADICAL; D AND D'' EACH REPRESENT A MEMBER SELECTED FROM THE CLASS CONSISTING OF THE WHEREIN Q AND Q'' EACH REPRESENT A MEMBER HAVING FROM 5 TO 32 CARBON ATOMS SELECTED FROM THE CLASS CONSISTING OF ACYL GROUPS WHEREIN THE CARBON ATOM ATTACHED TO THE CARBONYL RADICAL OF SAID ACYL GROUP IS A TERTIARY CARBON ATOM AND THE SAID CARBONYL RADICAL IS ATTACHED DIRECTLY TO THE CARBON ATOM OF THE ACTIVE METHYLENE IN THE -CH(-A)-CO-N(-R)-R'' MOIETY OF FORMULA I AND THE -CH(-A)-CO-N(-R)-C6H4-D-W-D''-C6H4-N(-R'')-CO-CH(-A'')- -NH-CO- GROUP, THE -CO-NH- GROUP, THE -NHSO2-GROUP AND THE -SO2NH-GROUP; AND W REPRESENTS A BIVALENT GROUP SELECTED FROM THE CLASS CONSISTING OF A PHENYLENE GROUP AND AN ALKYLENE GROUP. C6H4-N(-R'')-CO-CH(-A'')-Q''

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