CH458366A - Process for the preparation of 3-pyrazolidones and developers prepared therewith - Google Patents

Process for the preparation of 3-pyrazolidones and developers prepared therewith

Info

Publication number
CH458366A
CH458366A CH424066A CH424066A CH458366A CH 458366 A CH458366 A CH 458366A CH 424066 A CH424066 A CH 424066A CH 424066 A CH424066 A CH 424066A CH 458366 A CH458366 A CH 458366A
Authority
CH
Switzerland
Prior art keywords
pyrazolidones
preparation
prepared therewith
developers prepared
developers
Prior art date
Application number
CH424066A
Other languages
French (fr)
Inventor
Vasa Dr Mijovic Miroslav
Alfred Dr Williams Leslie
Original Assignee
Kodak Sa
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 Kodak Sa filed Critical Kodak Sa
Publication of CH458366A publication Critical patent/CH458366A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C243/00—Compounds containing chains of nitrogen atoms singly-bound to each other, e.g. hydrazines, triazanes
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
CH424066A 1965-09-09 1966-03-24 Process for the preparation of 3-pyrazolidones and developers prepared therewith CH458366A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB38636/65A GB1157617A (en) 1965-09-09 1965-09-09 Method of making 3-Pyrazolidones

Publications (1)

Publication Number Publication Date
CH458366A true CH458366A (en) 1968-06-30

Family

ID=10404749

Family Applications (1)

Application Number Title Priority Date Filing Date
CH424066A CH458366A (en) 1965-09-09 1966-03-24 Process for the preparation of 3-pyrazolidones and developers prepared therewith

Country Status (4)

Country Link
BE (1) BE676830A (en)
CH (1) CH458366A (en)
FR (1) FR1454177A (en)
GB (1) GB1157617A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0054002B1 (en) * 1980-12-10 1985-08-21 Ciba-Geigy Ag Process for the preparation of 3-pyrazolidinones, and their use in photographic developing baths
JPH0248102B2 (en) * 1983-03-29 1990-10-24 Fuji Photo Film Co Ltd NETSUGENZOKANKOZAIRYOOYOBISOREOMOCHIITAGAZOKEISEIHOHO
CA2026606A1 (en) * 1989-11-13 1991-05-14 Eastman Kodak Company Photographic developing solution for use with fore-hardened x-ray films

Also Published As

Publication number Publication date
BE676830A (en) 1966-08-22
FR1454177A (en) 1966-07-22
GB1157617A (en) 1969-07-09

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