FR87787E - New pyrazolidinic derivatives, their preparation and their use, in particular as photographic developers - Google Patents

New pyrazolidinic derivatives, their preparation and their use, in particular as photographic developers

Info

Publication number
FR87787E
FR87787E FR13804A FR13804A FR87787E FR 87787 E FR87787 E FR 87787E FR 13804 A FR13804 A FR 13804A FR 13804 A FR13804 A FR 13804A FR 87787 E FR87787 E FR 87787E
Authority
FR
France
Prior art keywords
pyrazolidinic
derivatives
preparation
new
photographic developers
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
FR13804A
Other languages
French (fr)
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.)
Ilford Imaging UK Ltd
Original Assignee
Ilford Ltd
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
Priority claimed from GB19700/61A external-priority patent/GB943694A/en
Priority claimed from GB4606663A external-priority patent/GB1025430A/en
Application filed by Ilford Ltd filed Critical Ilford Ltd
Priority to FR13804A priority Critical patent/FR87787E/en
Application granted granted Critical
Publication of FR87787E publication Critical patent/FR87787E/en
Expired legal-status Critical Current

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
    • C07D231/06—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D231/08—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with oxygen or sulfur atoms directly attached to ring carbon atoms
    • 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
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/29—Development processes or agents therefor
    • G03C5/30—Developers
    • G03C5/3028—Heterocyclic compounds
    • G03C5/3035—Heterocyclic compounds containing a diazole ring
    • 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
    • G03C7/407—Development processes or agents therefor
    • G03C7/413—Developers
    • G03C7/4136—Developers p-Phenylenediamine or derivatives thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR13804A 1961-05-31 1965-04-20 New pyrazolidinic derivatives, their preparation and their use, in particular as photographic developers Expired FR87787E (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR13804A FR87787E (en) 1961-05-31 1965-04-20 New pyrazolidinic derivatives, their preparation and their use, in particular as photographic developers

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB19700/61A GB943694A (en) 1961-05-31 1961-05-31 3-pyrazolidinone derivatives and their use as photographic developers
GB637362 1962-02-19
GB4606663A GB1025430A (en) 1963-11-21 1963-11-21 Preparation of 3-pyrazolidinone derivatives
GB16272/64A GB1039453A (en) 1961-05-31 1964-04-20 3-pyrazolidinone derivatives and their use in photographic developers
FR13804A FR87787E (en) 1961-05-31 1965-04-20 New pyrazolidinic derivatives, their preparation and their use, in particular as photographic developers

Publications (1)

Publication Number Publication Date
FR87787E true FR87787E (en) 1966-02-11

Family

ID=27514693

Family Applications (1)

Application Number Title Priority Date Filing Date
FR13804A Expired FR87787E (en) 1961-05-31 1965-04-20 New pyrazolidinic derivatives, their preparation and their use, in particular as photographic developers

Country Status (1)

Country Link
FR (1) FR87787E (en)

Similar Documents

Publication Publication Date Title
BE617994A (en) Farnesyl-acetic acid derivatives, their preparation and use
OA00824A (en) New derivatives of 2-aminomethylbenzodioxane and their preparation.
FR1271180A (en) Cyclododecylguanidine and its derivatives and their preparation
BE602888A (en) New 8-benzylxanthine derivatives and their preparation.
FR1328011A (en) New pyrazolidinic derivatives, their preparation and their use, in particular as photographic developers
FR86750E (en) New pyrazolidinic derivatives, their preparation and their use, in particular as photographic developers
FR87787E (en) New pyrazolidinic derivatives, their preparation and their use, in particular as photographic developers
OA00882A (en) New derivatives of indan-dione-1,3 and methods of preparation thereof.
OA00704A (en) New derivatives of thiaxanthene and their preparation.
BE587495A (en) Polyhydroxy dyes, their preparation and use
FR1247136A (en) New guanidine derivatives, their preparation and use
OA00151A (en) New pyrazolidinic derivatives and their preparation.
FR1383718A (en) New organomercuric derivatives and their preparation
FR1334339A (en) New thiadiazol derivatives, their preparation and their uses
FR1457132A (en) New derivatives of 1, 2, 3-benzothiadiazole, their preparation and use
FR1305392A (en) New thiaxanthene derivatives and their preparation
FR1343157A (en) New pyrazole derivatives and their preparation
FR1387406A (en) New stilbene derivatives, their preparation and use
BE595376A (en) New pyrido-benzothiazine derivatives and their preparation.
FR1339747A (en) New sulfanilamide derivatives and their preparation
FR1309676A (en) Arylamino-anthraquinone dyes and their preparation
FR1405502A (en) New derivatives of monofluoroacetanilide useful as insecticides and acaricides
FR1283420A (en) New compositions of photographic developers and their preparation
BE608175A (en) New nitrofuran derivatives, their preparation and use
FR1322570A (en) New thio-cyano-phenyl derivatives, preparation and applications