BE747827A - Procede de preparation de coupleurs chromogenes et nouveaux coupleurs obtenus - Google Patents

Procede de preparation de coupleurs chromogenes et nouveaux coupleurs obtenus

Info

Publication number
BE747827A
BE747827A BE747827DA BE747827A BE 747827 A BE747827 A BE 747827A BE 747827D A BE747827D A BE 747827DA BE 747827 A BE747827 A BE 747827A
Authority
BE
Belgium
Prior art keywords
couplers
chromogenous
preparing
new
new couplers
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
J R Abbott
W F Coffley
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of BE747827A publication Critical patent/BE747827A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10—Heterocyclic 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
    • C07D231/14—Heterocyclic 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
    • C07D231/28—Two oxygen or sulfur atoms
    • C07D231/30—Two oxygen or sulfur atoms attached in positions 3 and 5
    • C07D231/32—Oxygen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10—Heterocyclic 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
    • C07D231/14—Heterocyclic 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
    • C07D231/44—Oxygen and nitrogen or sulfur and nitrogen atoms
    • C07D231/52—Oxygen atom in position 3 and nitrogen atom in position 5, or vice versa
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
    • G03C7/30—Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
    • G03C7/32—Colour coupling substances
    • G03C7/36—Couplers containing compounds with active methylene groups
    • G03C7/38—Couplers containing compounds with active methylene groups in rings
    • G03C7/384—Couplers containing compounds with active methylene groups in rings in pyrazolone rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
BE747827D 1969-04-02 1970-03-23 Procede de preparation de coupleurs chromogenes et nouveaux coupleurs obtenus BE747827A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US81285369A 1969-04-02 1969-04-02
US966570A 1970-02-09 1970-02-09

Publications (1)

Publication Number Publication Date
BE747827A true BE747827A (fr) 1970-08-31

Family

ID=26679755

Family Applications (1)

Application Number Title Priority Date Filing Date
BE747827D BE747827A (fr) 1969-04-02 1970-03-23 Procede de preparation de coupleurs chromogenes et nouveaux coupleurs obtenus

Country Status (5)

Country Link
JP (1) JPS4828690B1 (xx)
BE (1) BE747827A (xx)
CH (1) CH522650A (xx)
DE (2) DE2015867C3 (xx)
GB (1) GB1293640A (xx)

Also Published As

Publication number Publication date
DE2015867B2 (de) 1977-12-01
CH522650A (fr) 1972-06-30
DE2015814A1 (xx) 1970-10-29
DE2015867A1 (de) 1970-12-17
DE2015867C3 (de) 1978-07-27
GB1293640A (en) 1972-10-18
JPS4828690B1 (xx) 1973-09-04

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: EASTMAN KODAK CY

Effective date: 19900323