GB1535567A - Two equivalent photographic magenta dye forming couplers - Google Patents

Two equivalent photographic magenta dye forming couplers

Info

Publication number
GB1535567A
GB1535567A GB745776A GB745776A GB1535567A GB 1535567 A GB1535567 A GB 1535567A GB 745776 A GB745776 A GB 745776A GB 745776 A GB745776 A GB 745776A GB 1535567 A GB1535567 A GB 1535567A
Authority
GB
United Kingdom
Prior art keywords
couplers
feb
above formula
magenta dye
forming couplers
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB745776A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Konica Minolta Inc
Original Assignee
Konica Minolta Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Konica Minolta Inc filed Critical Konica Minolta Inc
Publication of GB1535567A publication Critical patent/GB1535567A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D231/00Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D231/14Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D231/44Oxygen and nitrogen or sulfur and nitrogen atoms
    • C07D231/52Oxygen atom in position 3 and nitrogen atom in position 5, or vice versa
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C7/00Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
    • G03C7/30Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
    • G03C7/305Substances liberating photographically active agents, e.g. development-inhibiting releasing couplers
    • G03C7/30511Substances liberating photographically active agents, e.g. development-inhibiting releasing couplers characterised by the releasing group
    • G03C7/305172-equivalent couplers, i.e. with a substitution on the coupling site being compulsory with the exception of halogen-substitution
    • G03C7/305292-equivalent couplers, i.e. with a substitution on the coupling site being compulsory with the exception of halogen-substitution having the coupling site in rings of cyclic compounds
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C7/00Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
    • G03C7/30Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
    • G03C7/32Colour coupling substances
    • G03C7/36Couplers containing compounds with active methylene groups
    • G03C7/38Couplers containing compounds with active methylene groups in rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
GB745776A 1975-02-25 1976-02-25 Two equivalent photographic magenta dye forming couplers Expired GB1535567A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2328075A JPS51112343A (en) 1975-02-25 1975-02-25 Divalent magenta coupler for color photograph

Publications (1)

Publication Number Publication Date
GB1535567A true GB1535567A (en) 1978-12-13

Family

ID=12106179

Family Applications (1)

Application Number Title Priority Date Filing Date
GB745776A Expired GB1535567A (en) 1975-02-25 1976-02-25 Two equivalent photographic magenta dye forming couplers

Country Status (4)

Country Link
JP (1) JPS51112343A (cs)
DE (1) DE2607648A1 (cs)
FR (1) FR2302552A1 (cs)
GB (1) GB1535567A (cs)

Also Published As

Publication number Publication date
FR2302552A1 (fr) 1976-09-24
JPS5346453B2 (cs) 1978-12-14
DE2607648A1 (de) 1976-09-02
JPS51112343A (en) 1976-10-04

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee